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Townships and Precincts in Illinois

Illinois has 1,650 townships and precincts with a page here, in 101 counties. Each page shows its county, people, land area, map and neighbors.

Largest townships and precincts

  1. Rockford Township, Winnebago County169,035 people
  2. Wheeling Township, Cook County153,991 people
  3. Thornton Township, Cook County153,682 people
  4. Worth Township, Cook County149,419 people
  5. Downers Grove Township, DuPage County149,038 people
  6. Proviso Township, Cook County147,690 people
  7. Maine Township, Cook County137,069 people
  8. Schaumburg Township, Cook County131,761 people
  9. York Township, DuPage County127,667 people
  10. Aurora Township, Kane County126,432 people
  11. Milton Township, DuPage County119,372 people
  12. Lisle Township, DuPage County118,895 people

People counts are American Community Survey 2020–2024 5-year estimates.

By county

CountyHow manyLargest
Adams County23Quincy Township39,109 people
Alexander County7Cairo Precinct1,682 people
Bond County9Central Township8,081 people
Boone County9Belvidere Township29,286 people
Brown County9Mount Sterling Township4,157 people
Bureau County25Princeton Township9,106 people
Calhoun County8Hardin Precinct1,169 people
Carroll County12Savanna Township3,388 people
Cass County11Beardstown Township6,617 people
Champaign County30Champaign City Township89,996 people
Christian County17Taylorville Township11,398 people
Clark County15Marshall Township4,510 people
Clay County12Harter Township6,035 people
Clinton County15Sugar Creek Township6,689 people
Coles County12Charleston Township19,509 people
Cook County29Wheeling Township153,991 people
Crawford County10Robinson Township9,218 people
Cumberland County8Neoga Township2,750 people
De Witt County13Clintonia Township7,260 people
DeKalb County19DeKalb Township42,778 people
Douglas County9Tuscola Township5,457 people
DuPage County9Downers Grove Township149,038 people
Edgar County15Paris Township9,022 people
Edwards County12Albion No. 1 Precinct1,145 people
Effingham County15Douglas Township12,629 people
Fayette County20Vandalia Township6,275 people
Ford County12Patton Township5,173 people
Franklin County12Benton Township8,623 people
Fulton County26Canton Township13,993 people
Gallatin County10Gold Hill Township1,230 people
Greene County13Carrollton Township2,828 people
Grundy County17Aux Sable Township15,630 people
Hamilton County12McLeansboro Township3,644 people
Hancock County24Montebello Township3,284 people
Hardin County6Rosiclare Precinct961 people
Henderson County11Oquawka Township1,659 people
Henry County24Kewanee Township9,622 people
Iroquois County26Middleport Township3,645 people
Jackson County16Carbondale Township24,933 people
Jasper County11Wade Township4,343 people
Jefferson County16Mount Vernon Township12,335 people
Jersey County11Jersey Township9,924 people
Jo Daviess County23Dunleith Township3,527 people
Johnson County17Grantsburg No. 1 Precinct2,058 people
Kane County16Aurora Township126,432 people
Kankakee County17Bourbonnais Township39,048 people
Kendall County9Oswego Township58,023 people
Knox County21Galesburg City Township29,481 people
Lake County18Waukegan Township89,689 people
LaSalle County37LaSalle Township13,287 people
Lawrence County9Lawrence Township6,166 people
Lee County22Dixon Township17,253 people
Livingston County30Pontiac Township12,266 people
Logan County17East Lincoln Township7,677 people
Macon County16Decatur Township46,586 people
Macoupin County26Carlinville Township6,456 people
Madison County23Edwardsville Township40,522 people
Marion County17Centralia Township14,039 people
Marshall County12Henry Township2,542 people
Mason County13Havana Township4,270 people
Massac County17Jefferson Precinct2,288 people
McDonough County19Macomb City Township14,894 people
McHenry County17Algonquin Township88,108 people
McLean County31Bloomington City Township78,907 people
Menard County16Athens North No. 2 Precinct1,967 people
Mercer County15Mercer Township3,917 people
Montgomery County18Hillsboro Township6,875 people
Morgan County27Jacksonville No. 3 Precinct2,354 people
Moultrie County8Sullivan Township6,230 people
Ogle County24Flagg Township13,287 people
Peoria County19Peoria City Township96,648 people
Perry County27Pinckneyville No. 7 Precinct2,791 people
Piatt County8Monticello Township6,154 people
Pike County24Pittsfield Township3,955 people
Pope County6Webster No. 5 Precinct842 people
Pulaski County11Mounds Precinct1,063 people
Putnam County4Granville Township2,748 people
Randolph County20Chester Precinct7,627 people
Richland County9Olney Township9,847 people
Rock Island County18South Moline Township36,127 people
Saline County13Harrisburg Township9,838 people
Sangamon County26Capital Township111,650 people
Schuyler County13Rushville Township2,433 people
Scott County10Winchester No. 2 Precinct814 people
Shelby County24Shelbyville Township4,436 people
St. Clair County21St. Clair Township35,601 people
Stark County8Toulon Township2,777 people
Stephenson County18Freeport Township23,505 people
Tazewell County19Pekin Township27,280 people
Union County20Lick Creek Precinct1,454 people
Vermilion County19Danville Township26,786 people
Wabash County8Mount Carmel Precinct7,733 people
Warren County15Monmouth Township9,727 people
Washington County16Nashville Township3,433 people
Wayne County20Grover Township3,540 people
White County10Carmi Township6,161 people
Whiteside County22Sterling Township17,089 people
Will County24Wheatland Township90,134 people
Williamson County12Herrin Precinct14,121 people
Winnebago County14Rockford Township169,035 people
Woodford County17Worth Township8,862 people

Before using this answer on a form

A township or town line is not always the line on your mail, and school districts and ZIP Codes follow their own lines. Find the township or town where you are now or see Illinois.