Illinois, United States

Illinois is one of 51 primary administrative regions in United States with a population of approximately 12,772,888 people.

Facts and figures on Illinois at a glance

Region name: Illinois (Illinois)
Status: Primary administrative region
Population: 12,772,888 people
Country: United States
Continent: North America

The regional headquarters of Illinois (Illinois) is located in the regional capital Springfield (Springfield) with a population of 116,565 people.

The distance as the crow flies from Illinois's regional capital Springfield to United States's capital Washington (Washington) is approximately 1,090 km (678 mi).

Facts and figures about Illinois
RegionPopulationRegional capitalPopulation
Illinois Illinois12,772,888 peopleSpringfield Springfield116,565 people

Compare with other regions in United States.

Map of Illinois

Map of Illinois

Information on Illinois

Information on Illinois
Region nameRegional capitalSubregionsCountryContinent
Illinois IllinoisSpringfield Springfield102United StatesNorth America

Time in Illinois

Time in Illinois
Current timeSummer time (DST)Standard timeCurrent timezone offsetTimezone
Thu, 28 Mar 2024 - 7:41am (07:41h)In effect (+1 hour)Thu, 28 Mar 2024 - 6:41am (06:41h)GMT UTC -5.0America/Chicago

Geographic coordinates of Illinois

Latitude & Longitude of Illinois
PositionLatitude (width)Longitude (length)
Show on map40°00'01.2"N (40.0003200°)89°15'01.3"W (-89.2503700°)

Subregions in Illinois

There are 102 administrative subregions in Illinois.
Subregions in Illinois
RegionNoPopulationRegional capitalCapital population
Adams County Adams County1.65,737Quincy Quincy40,780
Alexander County Alexander County2.8,238Cairo Cairo1,733
Bond County Bond County3.16,725Greenville Greenville6,666
Boone County Boone County4.53,544Belvidere Belvidere25,132
Brown County Brown County5.6,578Mount Sterling Mount Sterling1,968
Bureau County Bureau County6.34,978Princeton Princeton7,594
Calhoun County Calhoun County7.5,089Hardin Hardin934
Carroll County Carroll County8.14,305Mount Carroll Mount Carroll1,620
Cass County Cass County9.13,642Virginia Virginia1,516
Champaign County Champaign County10.201,081Urbana Urbana42,311
Christian County Christian County11.34,800Taylorville Taylorville10,873
Clark County Clark County12.15,441Marshall Marshall3,880
Clay County Clay County13.13,184Louisville Louisville1,116
Clinton County Clinton County14.37,762Carlyle Carlyle3,224
Coles County Coles County15.46,863Charleston Charleston21,196
Cook County Cook County16.5,194,675Chicago Chicago2,696,555
Crawford County Crawford County17.18,807Robinson Robinson7,631
Cumberland County Cumberland County18.11,048Toledo Toledo1,221
De Witt County De Witt County19.16,561Clinton Clinton7,048
DeKalb County DeKalb County20.105,160Sycamore Sycamore17,712
Douglas County Douglas County21.19,740Tuscola Tuscola4,443
DuPage County DuPage County22.916,924Wheaton Wheaton53,715
Edgar County Edgar County23.16,866Paris Paris8,432
Edwards County Edwards County24.6,721Albion Albion1,932
Effingham County Effingham County25.34,242Effingham Effingham12,604
Fayette County Fayette County26.22,140Vandalia Vandalia7,112
Ford County Ford County27.13,264Paxton Paxton4,357
Franklin County Franklin County28.39,561Benton Benton7,041
Fulton County Fulton County29.37,069Lewistown Lewistown2,261
Gallatin County Gallatin County30.5,058Shawneetown Shawneetown1,164
Greene County Greene County31.13,044Carrollton Carrollton2,429
Grundy County Grundy County32.50,063Morris Morris14,363
Hamilton County Hamilton County33.8,457McLeansboro McLeansboro2,792
Hancock County Hancock County34.19,104Carthage Carthage2,545
Hardin County Hardin County35.3,649Elizabethtown Elizabethtown287
Henderson County Henderson County36.7,331Oquawka Oquawka1,314
Henry County Henry County37.50,486Cambridge Cambridge2,113
Iroquois County Iroquois County38.27,604Watseka Watseka5,070
Jackson County Jackson County39.60,218Murphysboro Murphysboro7,768
Jasper County Jasper County40.9,698Newton Newton2,814
Jefferson County Jefferson County41.38,827Mount Vernon Mount Vernon15,087
Jersey County Jersey County42.21,512Jerseyville Jerseyville8,469
Jo Daviess County Jo Daviess County43.22,678Galena Galena3,299
Johnson County Johnson County44.12,582Vienna Vienna1,647
Kane County Kane County45.532,403Geneva Geneva21,806
Kankakee County Kankakee County46.113,449Kankakee Kankakee26,676
Kendall County Kendall County47.114,736Yorkville Yorkville18,451
Knox County Knox County48.52,919Galesburg Galesburg31,273
Lake County Lake County49.714,342Waukegan Waukegan88,475
LaSalle County LaSalle County50.113,924Ottawa Ottawa18,342
Lawrence County Lawrence County51.16,833Lawrenceville Lawrenceville4,427
Lee County Lee County52.36,031Dixon Dixon15,319
Livingston County Livingston County53.38,950Pontiac Pontiac11,794
Logan County Logan County54.30,305Lincoln Lincoln13,966
Macon County Macon County55.110,768Decatur Decatur73,254
Macoupin County Macoupin County56.45,313Carlinville Carlinville5,665
Madison County Madison County57.269,282Edwardsville Edwardsville24,992
Marion County Marion County58.39,437Salem Salem7,287
Marshall County Marshall County59.12,640Lacon Lacon1,826
Mason County Mason County60.13,565Havana Havana3,076
Massac County Massac County61.15,429Metropolis Metropolis6,334
McDonough County McDonough County62.27,238Macomb Macomb18,547
McHenry County McHenry County63.308,760Woodstock Woodstock25,189
McLean County McLean County64.169,572Bloomington Bloomington78,292
Menard County Menard County65.12,705Petersburg Petersburg2,190
Mercer County Mercer County66.16,434Aledo Aledo3,564
Monroe County Monroe County67.32,957Waterloo Waterloo10,236
Montgomery County Montgomery County68.30,104Hillsboro Hillsboro5,726
Morgan County Morgan County69.35,547Jacksonville Jacksonville19,103
Moultrie County Moultrie County70.14,526Sullivan Sullivan4,494
Ogle County Ogle County71.53,497Oregon Oregon3,580
Peoria County Peoria County72.179,179Peoria Peoria115,070
Perry County Perry County73.21,174Pinckneyville Pinckneyville5,385
Piatt County Piatt County74.16,673Monticello Monticello5,509
Pike County Pike County75.15,611Pittsfield Pittsfield4,485
Pope County Pope County76.4,212Golconda Golconda629
Pulaski County Pulaski County77.6,161Mound City Mound City544
Putnam County Putnam County78.6,006Hennepin Hennepin698
Randolph County Randolph County79.33,476Chester Chester8,588
Richland County Richland County80.15,763Olney Olney9,005
Rock Island County Rock Island County81.147,546Rock Island Rock Island38,620
Saint Clair County Saint Clair County82.257,400Belleville Belleville42,034
Saline County Saline County83.23,768Harrisburg Harrisburg8,891
Sangamon County Sangamon County84.194,672Springfield Springfield116,565
Schuyler County Schuyler County85.6,907Rushville Rushville2,972
Scott County Scott County86.5,355Winchester Winchester1,513
Shelby County Shelby County87.20,990Shelbyville Shelbyville4,599
Stark County Stark County88.5,427Toulon Toulon1,248
Stephenson County Stephenson County89.44,753Freeport Freeport24,476
Tazewell County Tazewell County90.131,803Pekin Pekin33,223
Union County Union County91.17,808Jonesboro Jonesboro1,768
Vermilion County Vermilion County92.81,625Danville Danville32,108
Wabash County Wabash County93.11,947Mount Carmel Mount Carmel7,027
Warren County Warren County94.17,707Monmouth Monmouth9,291
Washington County Washington County95.14,716Nashville Nashville3,132
Wayne County Wayne County96.16,760Fairfield Fairfield5,040
White County White County97.13,665Carmi Carmi5,119
Whiteside County Whiteside County98.55,626Morrison Morrison4,145
Will County Will County99.677,560Joliet Joliet147,861
Williamson County Williamson County100.66,357Marion Marion17,803
Winnebago County Winnebago County101.295,266Rockford Rockford148,278
Woodford County Woodford County102.38,463Eureka Eureka5,377

External sources of information on Illinois

Illinois on Wikipedia