Local Government

Resources for Local Government

Below is a list of online resources for local government-related legal research in Illinois, with an emphasis on Cook County and the Chicagoland area.

I. Cook County Administration & Resources

II. City of Chicago Resources

III. Collar County Resources

IV. Municipal Codes Online

V. Local Government Resources



Cook County Government

The homepage of Cook County government. Top news and links for County agencies, the County Board of Commissioners, and upcoming events hosted by the County.

Cook County Board of Commissioners

Watch County Board and Forest Preserve District meetings live. View Board meeting details, agenda, and proceedings.

Secretary to the Board of Commissioners

Links to Board meeting live streams, agendas, and video media.

Cook County Legislation

Search for pending and passed legislation and board calendars.

Cook County Forest Preserve

Information about services, locations and budgets.


Bureau of Finance

Find links for annual budgets, financial reports, Cook County Bonds, and Requests for Qualifications

Department of Budget and Management Services (DBMS)

Includes links for current budget, executive budget recommendations, and budget archives back to 2002.


Cook County Code of Ordinances

Searchable Code of Ordinances for Cook County, including Zoning Ordinance. Also includes adopted ordinances not yet codified.

Ordinances and Resolutions

Find text of ordinances and resolutions plus Board meeting agendas. Available back to 1991.



Taxpayer information, assessment search, exemption information, forms, filing information, appeals and information for senior citizens and disabled veterans. Also includes an online search tool for retrieval of parcel data with G.I.S. pictures of residential and nonresidential properties as well as prior and current assessment values.

Board of Review

Information includes forms, Board of Review rules, current and historical dates and deadlines, filing guides and information on the background of the Board.

Cook County Clerk

  • The Vital Records section has information on how to request vital records.
  • The Suburban Cook County Elections section provides information on where to vote, candidate lists, disclosures and election results.
  • The Property Taxes section has information on tax rates, extensions, maps, redemption and a tax FAQ and glossary.
  • The Ethics & Campaign Disclosure section lists disclosure requirements and lobbyist information. Search for Statements of Economic Interest of public officials and employees.
  • The Board Proceedings section has information about County Board Meetings, ordinances, County Board members, and information about the Board.
  • The Media Room has a video library and news section.
  • The Recordings page has information on land records and other official documents (formerly the responsibility of the Recorder of Deeds).

Cook County Clerk of the Circuit Court

  • Self-Help Resources - Provides information on email case monitoring for attorneys, finding an attorney, help in recovering child support, domestic violence and teen dating violence, joint simplified dissolution of marriage, statistical information, passport services, expungements/sealing/identity theft, information on access to Cook County adoption records, self-help resources and brochures.
  • Cook County Circuit Court Forms
  • On-Line Case Information - Online access to the full electronic docket for cases filed in the Civil, Law, Chancery, Probate, and Domestic Relations divisions.
  • Online Traffic Ticket System - Pay traffic tickets, request traffic safety school, or schedule a court hearing date.

Circuit Court of Cook County

Chief Judge of the Circuit Court.

The Attorneys/Litigants section has calendars and documentation for the various divisions of the court. The Traffic Section has information on procedures, penalties, DUI, sanctions and an FAQ.


Cook County State's Attorney

Information on domestic violence, mortgage fraud, environmental crimes, seniors and persons with
disabilities, victim' services.

Cook County Sheriff

Search online for inmate information, criminal warrants and child support warrants. Also find information on opioid abuse prevention, how to submit crime tips, civil process service, and evictions, foreclosures and civil process.

Cook County Treasurer

Selected forms, online payment, payment status, duplicate and overpayment, and download brochures in multiple languages.


A complete list of Cook County agencies is available.

Selected Agencies:



DeKalb County

DuPage County

Kane County

Lake County

McHenry County

Will County

Other Counties

  • National Association of Counties (NACo) - A national organization representing county governments in the U.S. providing information for and about counties. Under the About Counties button, see NACo County Explorer-Mapping County Data for a collection of links to county web pages nationwide.



The commercial codifiers listed below produce codes of ordinances from counties and municipalities
nationwide. Only the jurisdictions for Illinois are listed individually. Please check the company web
sites for codes from other states.

  • American Legal Publishing - Codes from 42 states.
    • Illinois codes: Aledo, Alton, Antioch, Argenta, Barrington, Barrington Hills, Barry, Bartlett, Batavia, Beach Park, Bedford Park, Beecher, Bellwood, Bensenville, Berkeley, Berwyn, Bloomingdale, Blue Island, Broadview, Calumet Park, Campton Hills, Canton, Capron, Carbondale, Carmi, Carol Stream, Cerro Gordo, Channahon, Charleston, Chatham, Chenoa, Chicago, Chrisman, Christopher, Clarendon Hills, Clinton, Colona, Cortland, Countryside, Crestwood, Creve Coeur, Danville, Darien, Deerfield, Des Plains, Dewitt County, Diamond, Dixon, East Dubuque, East Dundee, East Moline, Elgin, Elk Grove Village, Elmwood Park, Elwood, Evergreen Park, Fairfield, Flora, Forest Park, Forest View, Fox Lake, Franklin Grove, Frankfort, Franklin County, Freeport, Galena, Galesburg, Gardner, Geneseo, Germantown Hills, Gilberts, Glen Carbon, Glencoe, Glen Ellyn, Glendale Heights, Golf, Grant Park, Green Oaks, Greenville, Grundy County, Hampshire, Hanover, Hawthorn Woods, Herscher, Heyworth, Highwood, Hinsdale, Homewood, Hoopeston, Inverness, Island Lake, Itasca, Jerseyville, Jo Daviess County, Justice, Kane Kounty, Kenilworth, Kewanee, Kildeer, Kirkland, La Grange Park, Lake Barrington, Lake Bluff, Lake Caroll Association, Lake County, Lake Forest, Lakemoor,  Lake Villa, Lake Zurich, LaSalle, Lanark, Lee County, Leland, Leland Grove, Leroy, Leyden Township, Lincolk, Linenhurst, Lisle, Litchfield, Lockport, Long Grove, Lyons, Madison, Madison County, Mahomet, Manhattan, Manteno, Maple Marik, Marion, Markham, Marquette Heights, Marseilles, Martinsville, Maryville, Mattoon, Maywood, Mazon, Metropolis, Mettawa, Midlothian, Milan, Millstadt, Minooka, Momence, Monee, Mount Prospect, Mt. Pulaski, Monticello, Nashville, North Barrington, North Pekin, North Utica, Northfield, Northlake, O'Fallon, Oak Brook, Oakbrook Terrace, Oak Forest, Oak Lawn, Oak Park, Ogle County, Orland Hills, Orland Park, Oswego, Palos Heights, Palos Park, Paris, Pawnee, Pecatonica, Peotone, Pingree Grove, Pittsfield, Polo, Plano, Poplar Grove, Prospect Heights, Quincy, Richton Park, Riverdale, River Forest, River Grove, Riverside, Riverton, Riverwoods, Roanoke, Rock Island, Romeoville, Roscoe, Roxana, Savanna, Scales Mound, Schiller Park, Seneca, Shannon, Sherman, Shiloh, Shorewood, Sleepy Hollow, South Barrington, South Elgin, Sparta, Spring Valley, St. Joseph, Stockton, Stone Park, Streamwood, Sugar Grove, Summit, Sycamore, Taylorville, Tinley Park, Tonluca, Tower Lakes, Troy, Vienna, Villa Grove, Virginia, Volo, Wadsworth, Warrenville, Waterloo, Waterman, Wauconda, Wayne, Wenona, West Dundee, Western Springs, Willowbrook, Will County, Wilmette, Winfield, Winnetka, Winthrop Harbor Wood Dale, Woodridge, Woodstock, Worth, Yorkville.


  • General Code Publishing - Codes from 24 states plus Canada.
    • Illinois codes: Coal City, Crystal Lake, Flossmoor, Harristown, Homer Glen, Lexington, Lincolnwood, McLean County, Mendota, Monroe County, Stephenson County, Williamsville.
  • Municipal Code Corporation -  Municipal and county codes from over 40 states.

    • Illinois Codes: Alsip, Amboy, Auburn, Aurora, Bartonville, Beardstown, Belvidere, Boone County, Bourbonnais, Bradley, Braidwood, Brookfield, Buffalo Grove, Burbank, Burnham, Byron, Calumet City, Carpentersville, Cary, Casey, Centralia, Champaign, Cherry Valley, Chicago Heights, Chicago Ridge, Chillicothe, Cicero, Collinsville, Cook County, Creston, Crete, Davis Junction, DeKalb County, DuPage County, Earlville, East Hazel Crest, East Peoria, East St. Louis, Edwardsville, Effingham, Elmhurst, Evanston, Ford Heights, Franklin Park, Geneva, Gilman, Glenview, Glenwood, Godfrey, Granite City, Grayslake, Hainesville, Hanover Park, Harwood Heights, Hazel Crest, Highland, Highland Park, Hillcrest, Hillside, Hinckley, Hoffman Estates, Iroquois County, Jacksonville, Joliet, Kankakee County, Kingston, Lansing, Lebanon, Lemont, Libertyville, Livingston County, Lombard, Loves Park, Lynwood, Marshall, Mascoutah, McCook, McCullom Lake, Melrose Park, Metamora, Monmouth, Montgomery, Morris, Morrison, Mount Carmel, Mundelein, Naperville, Neoga, New Lenox, Niles, Normal, Norridge, North Aurora, North Chicago, North Riverside, Northbrook, Oglesby, Olympia Fields, Oregon, Ottawa, Palos Hills, Pana, Park City, Park Forest, Peoria, Peoria County, Peru, Phoenix, Plainfield, Pontiac, Rantoul, Rock Falls, Rockford, Rolling Meadows, Roselle, Round Lake, Round Lake Beach, Round Lake Heights, Round Lake Park, Salem, Sangamon County, Sauk Village, Savoy, Schaumburg, Silvis, Skokie, South Beloit, South Chicago Heights, South Holland, Springfield, Steger, Sterling, Stickney, Stillman Valley, Streator, Sun River Terrace, Tampico, Thornton, University Park, Urbana, Vandalia, Vernon Hills, Villa Park, Walnut, Waukegan, West Chicago, West Frankfort, Westchester, Westmont, Wheaton, Wheeling, Wilmington, Winnebago County, Zion.


Individual Codes not listed above:


PLEASE NOTE: The websites listed in this guide are for information only and are not endorsed or supported by the Cook County Law Library. Please independently verify the accuracy and currency of all information. Consult an attorney for legal advice.

Last revised May 2024