Cook County Tax Department

Search for Cook County IL tax departments. A tax department search can provide information on federal taxes, state taxes, and local taxes, including property taxes, property tax assessments, tax deadlines, tax payment plans, tax refunds, unpaid taxes, delinquent taxes, and tax liens.


A Treasurer and Tax Collector in Cook County Illinois is responsible for collecting local taxes and disbursing these funds, including property taxes. Cook County Treasurers and Tax Collectors maintain a number of tax-related records, including property tax assessments, parcel numbers, local tax assessments, appraisal values, and information on individuals with delinquent taxes. These Cook County tax departments may provide information on tax payment plans, tax refunds, tax liens, and foreclosures. Some offices also handle business taxes and licensing as well as vehicle taxes and registration. Treasurers and Tax Collectors provide a range of Cook County tax information and services, which are accessible through their website.

Chicago Heights Treasurer Chicago Heights IL 1601 Chicago Road 60411 708-756-5312

Cook County Treasurer's Office Chicago IL 69 West Washington Street 60602 312-603-6202

Crawford County Treasurer's Office Chicago IL 69 West Washington Street 60602 618-544-2614

Ford Heights Village Treasurer Ford Heights IL 1343 Ellis Avenue 60411 708-758-3182

Illinois State Treasurer Chicago IL 100 West Randolph Street 60601 312-814-1700


A Clerk in Cook County Illinois operates at the county or local level of government to maintain public records for their jurisdiction. In addition to keeping vital records like marriage licenses and birth certificates, Cook County Clerk's Offices also have a number of tax-related records and provide services related to taxes. This includes records on property tax assessments, paid and unpaid taxes, delinquent taxes, and tax liens. Cook County Clerk tax departments may also provide information on tax payment plans, tax refunds, and local foreclosures. In addition, some Clerk's Offices handle Cook County business taxes and licenses as well as vehicle taxes and registration. Clerks provide access to many of their services and records online.

Arlington Heights Clerk Arlington Heights IL 33 South Arlington Heights Road 60005 847-368-5540

Barrington Hills Village Clerk Barrington IL 112 Algonquin Road 60010 224-484-8418

Calumet City Clerk Calumet IL 204 Pulaski Road 60409 708-891-8110

Chicago City Clerk Chicago IL 5674 South Archer Avenue 60638 312-745-1100

Cook Coounty Clerk Maywood IL 1500 Maybrook Drive 60153 708-865-6040

Cook County Clerk Rolling Meadows IL 2121 Euclid Avenue 60008 847-818-2850

Cook County Clerk Chicago IL 69 West Washington Street 60602 312-603-0996

Des Plaines City Clerk Des Plaines IL 1420 Miner Street 60016 847-391-5310

Elk Grove Village Clerk Elk Grove IL 901 Wellington Avenue 60007 847-357-4040

Evanston City Clerk Evanston IL 2100 Ridge Avenue 60201 847-866-2925

Franklin Park Village Clerk Franklin Park IL 9500 Belmont Avenue 60131 847-671-8242

Hickory Hills Clerks Hickory Hills IL 8652 95th Street 60457 708-598-4800

La Grange Village Clerk La Grange IL 53 South La Grange Road 60525 708-579-2316

Lansing Clerk Lansing IL 3141 Ridge Road 60438 708-895-7200

Markham Clerk Markham IL 16501 Kedzie Avenue 60428 708-210-4551

Matteson Village Clerk Matteson IL 4900 Village Commons 60443 708-283-4950

Morton Grove City Clerk Morton Grove IL 6101 Capulina Avenue 60053 847-470-5220

Oak Forest City Clerk Oak Forest IL 15440 Central Avenue 60452 708-687-4050

Oak Lawn Clerk Oak Lawn IL 9446 Raymond Avenue 60453 708-499-7738

Palos Park Clerk Palos Park IL 8999 West 123rd Street 60464 708-448-6150

Palos Township Clerk Palos Hills IL 10802 South Roberts Road 60465 708-598-4449

Riverdale Village Clerk Riverdale IL 157 West 144th Street 60827 708-841-2125

South Holland Clerk South Holland IL 16226 Wausau Avenue 60473 708-210-2900

Summit Village Clerk Summit IL 7321 West 59th Street 60501 708-563-4823


An Assessor in Cook County Illinois works for the county or local government to determine the appraisal value of taxable property within its jurisdiction. This information is used to assess the taxes, including property taxes, owed by residents. Cook County Assessors provide a number of tax-related services, including parcel searches, tax payment plans, tax refunds, and liens. The Cook County tax department may also keep records on foreclosures, properties with delinquent taxes, and tax payments, as well as property tax assessments and property tax payment schedules. Assessors provide access to many of their services and records online.

Bremen Township Assessor Oak Forest IL 15350 Oak Park Avenue 60452 708-687-8220

Cook County Assessor Markham IL 16501 Kedzie Avenue 60428 708-232-4100

Cook County Assessor Maywood IL 1500 Maybrook Drive 60153 708-865-6032

Cook County Assessor's Office Chicago IL 118 North Clark Street 60602 312-603-5300

Evanston Township Assessor Evanston IL 846 Dodge Avenue 60202 847-332-2465

Hanover Township Assessor Bartlett IL 250 Illinois 59 60103 630-837-0301

Riverside Township Assessor Riverside IL 27 Riverside Road 60546 708-447-7700

Rolling Meadows Assessor Rolling Meadows IL 2121 Euclid Avenue 60008 847-818-2444


A Finance Department in Cook County Illinois administers finances for its jurisdiction, often at the state or local level. As part of their responsibilities, Finance Departments provide information about Illinois State and local Cook County taxes, including property taxes, and maintain tax-related records. These tax department records include Cook County property appraisal values, paid and unpaid property taxes, tax liens, and foreclosures. Finance Departments may also provide services such as tax payment plans, tax refunds, or help with other taxes such as business taxes. Cook County Finance Departments provide online access to many of their services and tax records on their websites.

Buffalo Grove Finance Department Buffalo Grove IL 50 Raupp Boulevard 60089 847-459-2510

Chicago Finance Department Chicago IL 33 North LaSalle Street 60602 312-744-5810

Des Plaines City Finance Department Des Plaines IL 1420 Miner Street 60016 847-391-5369

Evanston Finance Department Evanston IL 2100 Ridge Avenue 60201 847-866-2934

Glenview Finance Department Glenview IL 1225 Waukegan Road 60025 847-904-4340

Mt Prospect Finance Department Mount Prospect IL 100 S Emerson St 60056 847-818-5328

Niles Finance Department Niles IL 1000 Civic Center Drive 60714 847-588-8030

Oak Lawn Finance Department Oak Lawn IL 9446 Raymond Avenue 60453 708-499-7780

Orland Park Finance Department Orland Park IL 14700 S Ravinia Ave 60462 708-403-6170

Palatine Finance Department Palatine IL 200 East Wood Street 60067 847-359-9081

Skokie Village Finance Department Skokie IL 5127 Oakton Street 60077 847-933-8247


An IRS Office in Cook County Illinois is a taxpayer assistance center run by the Internal Revenue Service. Cook County IRS Office tax departments provide a range of tax-related services, including basic tax law assistance, processing applications for individual tax identification numbers, and other individualized tax services. They can also accept tax returns and tax payments, help individuals set up a payment plan, and resolve IRS problems. IRS Offices also provide specialized services, such as assistance with Affordable Care Act tax provisions and heavy highway vehicle use tax returns. Some matters require an appointment, which can be made on the Cook County IRS Office website.

Chicago Illinois IRS Office Chicago IL 230 South Dearborn Street 60604 312-566-4912

Schiller Park Illinois IRS Office Schiller Park IL 5100 River Road 60176 847-671-7541