La Salle Property Tax rates hover around 2.74% and affect homeowners, seniors, and businesses alike. The LaSalle County tax assessor office at 707 East Etna Road, Room 153, Ottawa, IL, fields assessment questions and offers an Illinois property tax calculator for quick estimates. Residents can view their La Salle County tax bill online or use the La Salle property tax payment portal at portal.lasallecountytxtax.org to meet the 2026 property tax deadline of November 12. Phone support at (815) 434‑8233 answers queries about property tax exemptions for seniors, agricultural land tax rates, and municipal tax surcharges. The county also lists tax credit programs, school district tax levy details, and commercial property tax information on its official site.
La Salle Property Tax delinquency triggers penalties, and missed payments can lead to a tax lien foreclosure. Homeowners seeking relief should explore homeowner tax relief options and refund eligibility through the La Salle tax collector office. If you believe your assessment is incorrect, the property tax appeal process in Illinois guides you through filing with the Board of Review within 30 days of notice. The LaSalle County Chief County Assessment Office provides direct search tools at lasalleil.devnetwweb.com for real‑estate tax assessment checks. Contact the assessor office for clarification on valuation methods, exemption qualifications, or to start an appeal.
Search La Salle County Property Tax
La Salle County Property Tax records sit inside the LaSalle County Chief County Assessment Office, and the public can pull parcel data, ownership history, and assessed values through the official county search portal. The LaSalle County Assessor online property search pulls live data from the county assessor, so the numbers match what the Board of Review uses for appeals. Property owners, buyers, and real estate agents rely on this same portal to check equalized assessed values (EAV) before making offers, filing appeals, or planning tax budgets for the coming year.
To begin a search, open the LaSalle County Assessor online property search in any modern browser. Type the parcel number, property address, or owner name into the search bar, then hit enter. The portal returns a list of matching parcels, each showing the township code, legal description, and current EAV. Click any parcel to open a full record page that lists sales history, building details, exemption flags, and the tax year breakdown. Print or save the page for appeal paperwork, refinance applications, or escrow setup.
- Visit the LaSalle County Assessor online property search portal
- Enter a parcel number, address, or owner name
- Review the parcel list for matching records
- Click a parcel to view full tax data
- Download or print the record for your files
If a search returns no results, try a partial address or strip the street suffix. Older parcels sometimes carry outdated owner names from decades past, so searching by parcel number is the most reliable method. The portal also accepts searches by Property Index Number (PIN), which appears on every tax bill mailed by the County Treasurer.
La Salle County Tax Assessor Office
The LaSalle County Chief County Assessment Office serves as the central hub for property valuation across all townships in the county. The office assigns assessed values to every parcel, applies statutory exemptions, and forwards the assessment roll to the Board of Review each year. Staff handle questions about valuation methods, exemption qualifications, and parcel classification for residential, commercial, agricultural, and industrial properties.
Residents can visit the office inside the LaSalle County Government Complex at 707 East Etna Road, Ottawa, IL 61350. Walk-in visitors can ask general questions at the counter, but formal appeals and exemption filings must follow the written process outlined by the Board of Review. For the most current phone number, refer to the official LaSalle County government website.
- Department: LaSalle County Chief County Assessment Office
- Physical Address: 707 East Etna Road, Ottawa, IL 61350
- Parent Website: https://www.lasallecountyil.gov
La Salle County Recorder of Deeds
The LaSalle County Recorder of Deeds keeps the legal chain of title for every parcel in the county. Recorded documents include warranty deeds, quitclaim deeds, mortgages, liens, easements, and plats of subdivision. The recorder also files documents related to property tax liens, which become public record when taxes go unpaid and enter delinquency status.
Residents can search recorded documents through the recorder’s online system hosted on the LaSalle County government website. The portal accepts searches by name, document number, parcel number, and recording date. Certified copies of recorded documents can be ordered online for a fee, and electronic recording is available for title companies and attorneys who submit documents through approved e-recording vendors.
- Department: LaSalle County Recorder of Deeds
- Parent Website: https://www.lasallecountyil.gov
La Salle County Property Tax Rates
La Salle County Property Tax rates rank among the highest in Illinois, driven by overlapping levies from county government, municipalities, school districts, community colleges, and special service areas. Published rate data shows the average effective county rate at approximately 2.74 percent, while some sources cite 2.1 percent as the effective rate for a typical homestead. The statewide Illinois average effective rate sits near 2.2 percent, placing La Salle County well above the U.S. national average of roughly 1.11 percent.
Each tax bill reflects the combined rate from every taxing district that covers the parcel. A home in Ottawa, for example, pays the county rate, the Ottawa township rate, the Ottawa Elementary School District rate, the local high school district rate, and any fire or library district levies. A farm in a rural township will see different line items, since agricultural land carries a special Farmland Assessment formula that sets a different EAV than residential parcels.
| Rate Type | Approximate Value | Source |
|---|---|---|
| La Salle County average rate | 2.74% | property-tax.info |
| La Salle County homestead effective rate | 2.1% | appealdesk.com |
| Illinois statewide average | 2.2% | propertytaxescalculator.com |
| U.S. national average | 1.11% | appealdesk.com |
La Salle County Property Tax Exemptions
La Salle County Property Tax exemptions reduce the equalized assessed value of a parcel, which lowers the taxable base and the final bill. The Illinois Property Tax Code lists every available exemption, and the LaSalle County Chief County Assessment Office processes the applications for each one. Homeowners must file exemption forms with the assessor, and most renewals happen automatically once the original application is on file.
Common exemptions include the Homestead Exemption for primary residences, the Senior Citizens Homestead Exemption for owners age 65 and older, the Senior Citizens Assessment Freeze Homestead Exemption, the Disabled Persons Homestead Exemption, the Disabled Veterans Homestead Exemption, and the Returning Veterans Homestead Exemption. Each carries its own income limit, age requirement, or disability rating, and the dollar amount of the reduction varies by exemption type.
| Exemption Name | Eligibility | Benefit |
|---|---|---|
| Homestead Exemption | Primary residence owner | Reduces EAV by a set dollar amount |
| Senior Citizens Homestead | Owner age 65 or older | Additional EAV reduction |
| Senior Assessment Freeze | Owner 65+ with income limit | Freezes EAV at base year |
| Disabled Persons Homestead | Owner with qualifying disability | Reduces EAV |
| Disabled Veterans | Veteran with service-connected disability | Reduces EAV by set amount |
| Returning Veterans | Veteran returning from active duty | One-time EAV reduction |
Agricultural parcels qualify for the Farmland Assessment, which values cropland based on soil productivity indexes rather than market value. This produces a lower EAV for working farms and helps keep La Salle County’s farm sector viable across the thousands of acres of corn and soybean ground in the Illinois River Valley.
La Salle County Property Tax Appeal Process
La Salle County Property Tax appeals follow the process set by Illinois state law, which gives property owners 30 days from the date of publication of the assessment for the township wherein the property lies to file a written complaint. The Board of Review for LaSalle County reviews every appeal, holds hearings when requested, and issues decisions that can lower the assessed value when the owner presents evidence of error, unequal treatment, or a recent sale that supports a lower market value.
Appeals must be filed in writing and attested to by Affidavit of Affirmation, or filed by a lawful agent such as a tax representative or attorney. The Board of Review posts hearing schedules and agendas on the county website, and the 2026 Over / 2026 Payable session is now active. Owners who miss the 30-day window can still pursue relief through the Property Tax Appeal Board at the state level, though the county route is faster and cheaper for most cases.
- Review your published assessment notice from the assessor
- Gather evidence such as recent sales, photos, or repair quotes
- File a written complaint with the Board of Review within 30 days
- Attend the scheduled hearing if one is granted
- Receive a written decision from the Board
Common grounds for a successful appeal include incorrect square footage, wrong property class, comparable sales that show a lower market value, and physical issues such as foundation damage, roof failure, or flood damage. Owners should attach photographs and any contractor estimates that document the condition of the property at the time of assessment.
La Salle County Property Tax Payment Methods
La Salle County Property Tax payments go through the LaSalle County Treasurer, James L. Spelich, whose office accepts payments by mail, in person, by phone, and online. The Treasurer’s online portal at https://lasallecountytreasurer.com lets taxpayers look up bills, view payment history, and print receipts. The Taxpayer Portal at https://portal.lasallecountytxtax.org also allows electronic billing enrollment and PIN-based access to parcel details.
Online payments accept credit cards, e-checks, and automatic withdrawals. Phone payments go through 815-393-2688. Mail payments should include the payment stub from the tax bill and a check made payable to the LaSalle County Collector. In-person payments are accepted at the Treasurer’s office inside the LaSalle County Government Complex at 707 E Etna Road, Ottawa, IL 61350.
- Online portal: https://lasallecountytreasurer.com
- Taxpayer Portal: https://portal.lasallecountytxtax.org
- Phone payments: 815-393-2688
- Mail: LaSalle County Treasurer, 707 E Etna Road, Ottawa, IL 61350
- In person: LaSalle County Government Complex, 707 E Etna Road, Ottawa, IL 61350
Payment processors may charge extra fees for credit card and e-check transactions. Automatic withdrawal works for both installments and full-year payments, and the Treasurer recommends enrolling in e-billing to avoid missing a due date. Receipts are emailed immediately after a successful online payment, and the portal stores recent transaction history for each parcel.
La Salle County Property Tax Deadlines
La Salle County Property Tax bills follow a two-installment schedule that mirrors the rest of Illinois. The first installment is due in early summer, and the second installment lands in early fall each year. Taxpayers can pay the full year at once during the first installment window to skip the second bill and lock in the rate before any new levies take effect.
The most recent published calendar shows 2026 Real Estate Taxes Payable 2026, with the second installment of 2026 taxes due on September 9, 2026. The final deadline for real estate and mobile home taxes payable in 2026 was November 12, 2026, with the Treasurer’s office closing payment intake at 4:30 p.m. on that date. The final deadline for real estate and mobile home taxes payable in 2026 falls on Monday, November 9, 2026, with payments due by 4:30 p.m. (credit card payments by 4 p.m.). Postmark dates do not count toward the deadline.
| Tax Year | First Installment | Second Installment | Final Deadline |
|---|---|---|---|
| 2026 taxes payable 2026 | Summer 2026 | September 9, 2026 | November 12, 2026 |
| 2026 taxes payable 2026 | Summer 2026 | September 2026 | November 9, 2026 |
Missing the final deadline triggers the tax sale process, where unpaid parcels are sold to investors at a public auction. The 2026 tax sale was held the day after the November 12, 2026 deadline. Owners who cannot pay by the deadline should contact the Treasurer’s office before the sale date to discuss options such as deferrals, payment plans, or the mobile home installment program.
La Salle County Tax Sale and Delinquency
La Salle County Property Tax delinquency begins the day after the final deadline, and the Treasurer’s office prepares a delinquent list for the annual tax sale. Parcels with unpaid taxes appear on the sale list, which the county publishes. Buyers at the tax sale pay the outstanding tax amount plus penalties and fees, and they receive a lien on the property rather than the title.
Property owners retain a redemption period after the tax sale, during which they can pay the buyer the original tax amount, the penalty, interest, and any related fees to clear the lien. Redemption periods in Illinois typically run from two to three years, depending on the property class. After the redemption window closes, the tax buyer can file for a tax deed and take possession of the parcel.
- Parcel enters delinquency after the final deadline
- County publishes the delinquent list before the tax sale
- Tax sale auction occurs the day after the final deadline
- Owner has a set redemption period to repay the lien
- Tax buyer can file for a tax deed after redemption expires
Owners facing financial hardship should contact the Treasurer’s office before the tax sale date to explore the Senior Citizens Property Tax Deferral Program, the Low-Income Senior Deferral, and the Disabled Veterans Standard Homestead Exemption deferral. Each program freezes the delinquent amount and waives interest while the owner remains in the home, and the state holds a lien that is repaid when the property changes hands or the owner passes away.
La Salle County Taxpayer Portal Access
La Salle County Property Tax bills can be delivered electronically through the LaSalle County Taxpayer Portal at https://portal.lasallecountytxtax.org. Tax Code Section 1.085 (a-1) allows taxpayers to opt into electronic communication with the tax office, which replaces paper bills with email notifications. Registration requires a PIN that the tax office mails to each property owner, and a “Request Current PIN” feature can email the PIN if the original notice is lost.
Once registered, taxpayers can view current bills, payment history, exemption status, and parcel data from any device. The portal also sends reminder emails before each installment due date, which helps prevent accidental delinquency. Property owners who represent multiple parcels, such as landlords and farm operators, see all parcels under a single login and can make batch payments across the full portfolio.
- Portal URL: https://portal.lasallecountytxtax.org
- Registration: requires a PIN from the tax office
- Bill delivery: email or paper based on taxpayer choice
- Payment options: credit card, e-check, auto-withdraw
The Tax Code Section 1.085 (a-1) requirement also means that once a taxpayer elects electronic delivery, the county must send all future communications through the portal. Owners who want to keep paper bills should not enroll in the electronic program, and they can still use the portal to look up data without opting into electronic delivery.
La Salle County Board of Review
The LaSalle County Board of Review is the body that hears assessment complaints and decides whether the assessor’s value should be changed. The board meets on a posted schedule to review appeals, hear testimony, and issue written decisions. The Board also reviews exemption applications, approves farmland assessments, and certifies the final assessment roll that the Treasurer uses to mail tax bills.
Board agendas are posted on the LaSalle County website at https://lasallecountyil.gov/788/Board-of-Review, and the 2026 Over / 2026 Payable session covers appeals filed against the current assessment year. Owners can attend hearings in person or send a representative such as a tax attorney or licensed appraisal firm. The Board weighs assessor evidence, owner evidence, and township-wide equalization data before issuing a ruling.
- Body: LaSalle County Board of Review
- Webpage: https://lasallecountyil.gov/788/Board-of-Review
- Filing window: 30 days from assessment publication
- Filing method: written complaint with Affidavit of Affirmation
- Decision form: written ruling mailed to the owner
Owners who lose at the Board of Review can escalate to the Illinois Property Tax Appeal Board, which is a state-level body that reviews county decisions. The state route takes longer and costs more, so most owners and tax representatives resolve cases at the county level through settlement or written evidence submission. Property tax attorneys and licensed representatives file the bulk of La Salle County appeals each year.
La Salle County Property Tax Calculation
La Salle County Property Tax bills are calculated using the Equalized Assessed Value (EAV) multiplied by the combined tax rate from every local taxing district. Illinois assesses most counties at 33.33 percent of fair market value, which means a home worth 300,000 dollars carries an EAV near 100,000 dollars. The state then applies a county equalization factor in some years to bring the assessment level closer to the statutory target, though La Salle County has held close to one-third for recent cycles.
Once the EAV is set, exemptions subtract from the base, and the remaining taxable EAV gets multiplied by the local tax rate. A home with a 100,000 dollar EAV and the county’s high combined rate would owe a substantial annual property tax bill, which lines up with the county’s high effective rate ranking. The bill is split into two installments, and each installment is roughly half of the annual total.
- Determine the fair market value of the property
- Multiply by 33.33 percent to get the initial assessed value
- Apply the state equalization factor if the county publishes one
- Subtract any exemption amounts from the assessed value
- Multiply the taxable EAV by the local combined tax rate
- Split the annual bill into two equal installments
The Illinois Property Tax Calculator at https://propertytaxescalculator.com/illinois offers a statewide estimator, though the most accurate numbers come from the local assessor portal and the Treasurer’s online bill lookup. Property owners should verify the EAV on their bill against the assessor record each year, since errors in square footage, land size, or building class can shift the calculation by hundreds of dollars.
La Salle County Property Tax Records Search
La Salle County Property Tax records combine data from the assessor, recorder, and Treasurer, and each office maintains its own search portal. The assessor online property search handles current valuations, exemption flags, and sales history. The recorder portal covers deeds, mortgages, liens, and recorded plats. The Treasurer portal at https://lasallecountytreasurer.com holds payment history and current bill status.
For a complete background check on a parcel, owners and buyers should run searches across all available portals. A typical workflow starts with the assessor portal to confirm the EAV and exemption status, then moves to the recorder portal to check the chain of title and any active liens, and finishes at the Treasurer portal to confirm the bill is paid through the current year. This multi-portal method catches most errors before closing on a sale or starting an appeal.
| Record Type | Source Office | Portal |
|---|---|---|
| Assessed value (EAV) | Chief County Assessment Office | LaSalle County Assessor online property search |
| Deeds and mortgages | Recorder of Deeds | LaSalle County Recorder portal |
| Tax bills and payments | County Treasurer | https://lasallecountytreasurer.com |
| Electronic billing | County Treasurer | https://portal.lasallecountytxtax.org |
The Illinois Department of Revenue also publishes a Property Tax Public Inquiry tool, which gives statewide visibility into La Salle County parcels. Title companies, attorneys, and licensed tax representatives pull data from the state tool for cross-county comparisons, though the La Salle County portals always carry the most current and accurate local numbers.
La Salle County Tax Credit and Relief Programs
La Salle County Property Tax relief programs target seniors, disabled veterans, low-income households, and long-term owners who face sudden income loss. The Illinois Department of Revenue administers the Property Tax Credit, which appears on the state income tax return and provides a credit based on property taxes paid during the year. Homeowners, renters who pay property tax through rent, and mobile home owners can all qualify for the state credit.
County-level programs include the Senior Citizens Property Tax Deferral, the Low-Income Senior Deferral, and the Disabled Veterans Deferral. Each program freezes the tax amount while the owner remains in the home, with the state holding a lien that is repaid at sale, transfer, or death. The Treasurer’s office handles applications, and the Chief County Assessment Office certifies the property details that support each request.
- Illinois Property Tax Credit: claimed on state income tax return
- Senior Citizens Deferral: freezes taxes for qualifying seniors
- Low-Income Senior Deferral: based on household income
- Disabled Veterans Deferral: covers service-disabled veterans
- Homestead Exemption: permanent reduction in EAV
Eligibility rules change with each state budget cycle, so owners should check the latest forms on the Illinois Department of Revenue website and the LaSalle County Treasurer page. Income limits, asset caps, and renewal requirements can shift from year to year, and missing a renewal can drop a homeowner from the rolls without warning.
La Salle County Property Tax Refunds
La Salle County Property Tax refunds happen when an overpayment is made, a duplicate payment posts, or an appeal lowers the assessed value after the bill has already been paid. The Treasurer’s office processes refunds once the overpayment is confirmed, and the refund is issued by check or electronic deposit based on the taxpayer’s preference. Refund checks typically mail within 30 to 60 days of approval.
Common refund triggers include a Board of Review decision that lowers the EAV, a clerical error that double-billed a parcel, and a payment made by a previous owner who no longer owns the property. In each case, the current owner of record must file a refund claim with the Treasurer, and supporting documents such as the Board decision letter or the recorded deed are required. Refunds for appeal-driven reductions are applied to the current tax year or refunded as cash, based on the owner’s election.
- Confirm the refund reason with the Treasurer’s office
- Gather supporting documents (deed, appeal decision, payment receipt)
- File a written refund claim with the Treasurer
- Wait for the Treasurer to verify the overpayment
- Receive the refund by check or electronic deposit
Refunds for homestead exemption errors, where the exemption was not applied in a prior year, can also be claimed through the assessor. The owner should bring the original exemption application, the property tax bill for the year in question, and proof of payment to the assessment office. The office will certify the exemption and forward the file to the Treasurer for refund processing.
La Salle County Agricultural and School District Levies
La Salle County Property Tax bills for farmland and rural homesteads include separate line items for school district levies, which often make up the largest share of the total bill. The county covers multiple elementary and high school districts, plus community college districts that levy taxes for operations, building bonds, and special education. Each district sets its own levy each year, and the combined rate varies by parcel based on the district boundaries.
Agricultural land in La Salle County qualifies for the Farmland Assessment, which sets the EAV based on a soil productivity index rather than market value. The Illinois Department of Revenue publishes the certified values for each soil type, and the assessor applies those values to the parcel’s acreage. Owners who convert farmland to a non-agricultural use lose the special assessment and face a rollback tax on the years the land was classified as farmland.
- School district levies: largest line item on most rural bills
- Community college levies: separate rate per district
- Farmland Assessment: soil-based EAV for cropland
- Rollback tax: applies when farmland is developed
- Soil productivity index: published by the state
Owners who disagree with the soil classification on their parcel can file a complaint with the assessor, since the productivity index drives the EAV and a correction can lower the tax bill. The assessor office keeps the parcel maps and soil data, and the Board of Review handles formal disputes when the owner and the assessor cannot agree on a classification.
La Salle County Municipal Tax Surcharges
La Salle County Property Tax bills inside city limits include a municipal tax surcharge for city services such as police, fire, road repair, and library support. Cities such as Ottawa, Streator, Peru, LaSalle, and Marseilles each levy their own property tax rate on top of the county, school, and special district rates. The combined rate for a city parcel is typically higher than the rate for a rural parcel in the same township.
Special service areas add another layer of levy for specific neighborhoods that receive extra services such as street lighting, snow removal, or mosquito control. Each special service area has its own rate, and the total bill lists every line item separately. Owners can identify the taxing districts that cover their parcel through the assessor portal, which shows the township, municipality, school district, and special districts that apply to each property.
- Identify the parcel on the assessor portal
- Review the listed taxing districts for the parcel
- Compare the combined rate to nearby parcels
- Check each district’s published budget for context
- File an appeal if the parcel is misclassified
City residents who want to lower their tax bill can attend city council meetings, school board meetings, and library district meetings to weigh in on levy decisions. Most local boards hold a public hearing on the annual levy in November or December, and written comments to the board are part of the public record. Active civic participation is one of the few ways to influence future rates.
La Salle County Property Tax Lien and Foreclosure
La Salle County Property Tax liens attach to a parcel the moment taxes go unpaid, and the lien follows the property rather than the owner. When a sale closes, the new owner inherits any unpaid taxes as a lien on the title, which is why title companies run a tax status check before closing. A clean tax status report is a standard closing condition on every La Salle County real estate transaction.
Foreclosure on a tax lien happens through the annual tax sale and the post-sale redemption process. The county sells the lien to a buyer at public auction, and the original owner has a set redemption period to repay the lien amount plus penalties and interest. After the redemption period expires, the lien buyer can pursue a tax deed through the court system, which transfers title to the buyer.
- Tax lien: attaches the day after the final deadline
- Tax sale: public auction held the day after the final deadline
- Redemption period: set number of years to repay the lien
- Tax deed: court order that transfers title to the lien buyer
- Title check: standard step in every real estate closing
Owners facing foreclosure should contact a tax attorney or a licensed property tax representative before the redemption period ends. Many cases can be resolved through a payment plan, a deferral program, or a sale that pays off the delinquent amount. Early action usually produces better results than waiting for the redemption period to expire.
La Salle County Property Tax Lookup Workflow
La Salle County Property Tax lookups follow a repeatable workflow that works for owners, buyers, agents, and attorneys. Start with the assessor portal to confirm the parcel data, then move to the recorder portal to verify the chain of title, then check the Treasurer portal for current bill and payment status. The full workflow takes about 15 minutes for a single parcel and produces a complete snapshot of the property’s tax position.
For ongoing monitoring, owners can enroll in the Taxpayer Portal at https://portal.lasallecountytxtax.org to receive email alerts about bill delivery, payment confirmations, and upcoming deadlines. The portal also stores exemption status and parcel data for quick reference, and the mobile-friendly design works from any phone or tablet. Owners with multiple parcels can manage all of them under a single login.
- Open the LaSalle County Assessor online property search
- Confirm the EAV, exemption flags, and parcel data
- Open the LaSalle County Recorder portal
- Verify the current owner of record and check for liens
- Open the Treasurer portal at https://lasallecountytreasurer.com
- Check current bill status and payment history
For deeper research, the Illinois Property Tax Public Inquiry tool offers statewide data that helps compare La Salle County rates to neighboring counties. Buyers and investors use the state tool to spot properties with below-average rates, above-average exemptions, or recent assessment changes that signal an appeal opportunity.
Contact, Local Details, and Map
La Salle County Property Tax questions go to the LaSalle County Chief County Assessment Office and the LaSalle County Recorder of Deeds, both of which sit inside the LaSalle County Government Complex in Ottawa, Illinois. The two offices handle different parts of the property tax cycle, with the assessor managing valuations and exemptions and the recorder managing deeds and liens. Below are the verified contact details for each office.
| Field | Tax Assessor | Deed Recorder |
|---|---|---|
| Department Name | LaSalle County Chief County Assessment Office | LaSalle County Recorder of Deeds |
| Official Website URL | https://www.lasallecountyil.gov | https://www.lasallecountyil.gov |
| Physical Address | 707 East Etna Road, Ottawa, IL 61350 | 707 E Etna Road, Ottawa, IL 61350 |
- Tax Assessor Address: 707 East Etna Road, Ottawa, IL 61350
- Deed Recorder Address: 707 E Etna Road, Ottawa, IL 61350
- Treasurer
Online Portal: https://lasallecountytreasurer.com
- Treasurer Phone: 815-393-2688
- Taxpayer Portal: https://portal.lasallecountytxtax.org
- Board of Review: https://lasallecountyil.gov/788/Board-of-Review
Frequently Asked Questions
La Salle Property Tax services help owners pay bills on time, check assessments, and apply for exemptions. Knowing where to find the tax portal, phone numbers, and deadlines can save money and prevent penalties. Below are common questions that guide you through the most important tasks.
How do I find my La Salle County property tax bill online?
Visit the LaSalle County tax‑payer portal at portal.lasallecountytxtax.org. Log in with the PIN sent to your mailing address or request a new PIN by phone at (815) 434‑8233. Once logged in, you can view the current bill, payment history, and any pending exemptions. The portal also shows the 2026 property tax deadline and offers a one‑click payment option.
What is the phone number for the La Salle County tax collector office?
Call the LaSalle County Treasurer’s office at (815) 393‑2688. Representatives can confirm payment status, explain installment plans, and guide you through online payment steps. The same number works for both real‑estate and mobile‑home tax inquiries.
Where can I apply for senior homeowner tax exemptions in La Salle County?
Senior exemptions are processed by the LaSalle County Chief County Assessment Office. Submit the application in person or mail it to 707 East Etna Road, Room 153, Ottawa, IL 61350. Include proof of age and income. After review, the exemption appears on the next tax bill, reducing the amount due.
How do I appeal my property assessment in La Salle County?
File a written appeal with the Board of Review within 30 days of the assessment notice. Use the form on the assessor’s website (lasallecountyil.gov) and attach supporting documents such as recent sales data or appraisals. The Board schedules a hearing, where you can present your case. Successful appeals lower the assessed value and lower future tax charges.
What penalties apply if I miss the 2026 La Salle property tax deadline?
Late payments trigger a 10 % penalty plus interest calculated daily until the bill is paid. The penalty is added to the original amount and appears on the next statement. To avoid extra costs, pay before the deadline posted on the portal or call the Treasurer’s office for a payment plan.