LaSalle County Tax Records (Illinois)

Find LaSalle County, IL tax records. Search tax records available from your Assessor, Clerk, IRS Office, Recorder of Deeds, Treasurer, Tax Collector, Town and City Hall.


LaSalle County Assessors are responsible for determining the value of property in order to assess property taxes in LaSalle County, Illinois. The Assessor’s Office is an important source for tax records. The Assessor’s Office maintains current data on the value of all property in the jurisdiction, including ownership information, maps of property lines, and LaSalle County property tax records. Many Assessor’s Offices also provide online access to property assessments and tax records.

La Salle Township Assessor LaSalle IL 931 1st Street 61301 815-223-0807

Lasalle County Assessor's Office Ottawa IL 707 East Etna Road 61350 815-434-8233


LaSalle County Clerks file important documents and preserve records in order to maintain a public archive LaSalle County, Illinois. The Clerk’s Office also maintains tax records. The Clerk’s Office contains records on real estate excise taxes, property transactions, mortgages, liens, and tax records. The Clerk’s Office may also have court records that include LaSalle County tax information. Many Clerk’s Offices provide online databases to access tax records.

Earlville City Clerk Earlville IL 210 West Railroad Street 60518 815-246-9588

La Salle City Clerk LaSalle IL 745 2nd Street 61301 815-223-0077

La Salle Clerk Ottawa IL 119 West Madison Street 61350 815-433-0774

Lasalle County Clerk Ottawa IL PO Box 430 61350 815-434-8202

Leland Village Clerk Leland IL 285 West Genessee Street 60531 815-495-9530

Mendota City Clerk Mendota IL 800 Washington Street 61342 815-539-7459

Oglesby City Clerk Oglesby IL 128 West Walnut Street 61348 815-883-5122

Peru City Clerk Peru IL 1727 4th Street 61354 815-223-0061


LaSalle County Recorders of Deeds maintain multiple kinds of records, particularly documents related to property and property taxes, and these records are available to the public in LaSalle County, Illinois. The Recorder of Deeds can be an important source for tax records. The Recorder of Deeds keeps documents on land transactions, including deeds, mortgages, easements, LaSalle County tax liens, and other tax records. Many Recorders of Deeds provide online databases to access tax record information.

La Salle County Recorder of Deeds Ottawa IL 707 East Etna Road 61350 815-434-8226


LaSalle County Treasurer and Tax Collector Offices are responsible for the collection of property tax revenue, making the Treasurer and Tax Collector an important source for tax records in LaSalle County, Illinois. The Office of the Treasurer and Tax Collector maintains current LaSalle County property tax information as well as records on defaults on taxes. Many Treasurers and Tax Collectors provide online databases to access tax record information.

Brookfield Town Hall Seneca IL 2099 North 27th Road 61360 815-357-1144

Dayton Township Town Hall Ottawa IL 3312 East 18th Road 61350 815-433-0855

Fall River Township Town Hall Ottawa IL # 1816, 1805 N 25th Rd 61350 815-434-5325

Kangley Town Hall Streator IL 4501 Main Street 61364 815-672-5460

La Salle City Hall LaSalle IL 745 2nd Street 61301 815-223-3755

Oglesby City Hall Oglesby IL 110 East Walnut Street 61348 815-883-3389

Ottawa City Hall Ottawa IL 301 West Madison Street 61350 815-433-0161

Seneca City Hall Seneca IL 340 North Cash Street 61360 815-357-8771

Tonica Village Town Hall Tonica IL 605 East Wauponis Street 61370 815-442-3101


LaSalle County Town Halls and City Halls are the chief administrative offices that run municipalities in LaSalle County, Illinois. They often maintain records related to the locality, making them a valuable resource for locating LaSalle County tax records. Town and City Halls keep documents on property taxes, property value assessments, and other local tax records. Many Town and City Halls provide online access to tax records.

Lasalle County Illinois Tax Collector Ottawa IL 707 East Etna Road 61350 815-434-8219

Marseilles City Treasurer Marseilles IL 209 Lincoln Street 61341 815-795-2133