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Illinois is a state located in the Midwestern United States. According to the 2020 United States census Illinois is the 6th most populous state with 12,812,508 inhabitants but the 24th largest by land area spanning 55,499.0 square miles (143,742 km2) of land.[1] Illinois is divided into 102 counties and, as of 2020, contained 1,300 municipalities consisting of cities, towns, and villages.
The most populous city is Chicago with 2,746,388 residents while the least populous is Valley City with 14 residents.[2] The largest municipality by land area is Chicago, which spans 227.73 sq mi (589.8 km2), while the smallest is Irwin at 0.045 sq mi (0.12 km2).[2]
List
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Chicago is Illinois' most populous municipality.
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Paramount Theatre in Aurora, Illinois' 2nd most populous municipality
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Union Station in Joliet, Illinois' 3rd most populous municipality
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Downtown block in Naperville, Illinois' 4th most populous municipality
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Skyline of Rockford seen from the Rock River, Illinois' 5th most populous municipality
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Aerial view of downtown Elgin, Illinois' 6th most populous municipality
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Illinois State Capitol in Springfield, Illinois' capital city and 7th most populous municipality
† | County seat | ‡ | State capital |
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Name | Type | County(ies)[3] | Population (2020)[2] |
Population (2010)[2] |
Change | Land area (2020)[4] |
Population density | |
---|---|---|---|---|---|---|---|---|
sq mi | km2 | |||||||
Abingdon | City | Knox | 2,951 | 3,319 | −11.1% | 1.425 | 3.69 | 2,070.9/sq mi (799.6/km2) |
Addieville | Village | Washington | 259 | 252 | +2.8% | 0.993 | 2.57 | 260.8/sq mi (100.7/km2) |
Addison | Village | DuPage | 35,702 | 36,942 | −3.4% | 9.829 | 25.46 | 3,632.3/sq mi (1,402.4/km2) |
Adeline | Village | Ogle | 78 | 85 | −8.2% | 0.266 | 0.69 | 293.2/sq mi (113.2/km2) |
Albany | Village | Whiteside | 864 | 891 | −3.0% | 1.071 | 2.77 | 806.7/sq mi (311.5/km2) |
Albers | Village | Clinton | 1,121 | 1,190 | −5.8% | 0.846 | 2.19 | 1,325.1/sq mi (511.6/km2) |
Albion† | City | Edwards | 1,971 | 1,988 | −0.9% | 2.136 | 5.53 | 922.8/sq mi (356.3/km2) |
Aledo† | City | Mercer | 3,633 | 3,640 | −0.2% | 2.368 | 6.13 | 1,534.2/sq mi (592.4/km2) |
Alexis | Village | Warren Mercer |
793 | 831 | −4.6% | 0.475 | 1.23 | 1,669.5/sq mi (644.6/km2) |
Algonquin | Village | McHenry Kane |
29,700 | 30,046 | −1.2% | 12.302 | 31.86 | 2,414.2/sq mi (932.1/km2) |
Alhambra | Village | Madison | 622 | 681 | −8.7% | 0.756 | 1.96 | 822.8/sq mi (317.7/km2) |
Allendale | Village | Wabash | 458 | 475 | −3.6% | 0.307 | 0.80 | 1,491.9/sq mi (576.0/km2) |
Allenville | Village | Moultrie | 132 | 148 | −10.8% | 0.609 | 1.58 | 216.7/sq mi (83.7/km2) |
Allerton | Village | Champaign | 262 | 291 | −10.0% | 0.679 | 1.76 | 385.9/sq mi (149.0/km2) |
Alma | Village | Marion | 318 | 320 | −0.6% | 1.132 | 2.93 | 280.9/sq mi (108.5/km2) |
Alorton[a] | Village | St. Clair | 1,566 | 2,002 | −21.8% | 1.808 | 4.68 | 866.2/sq mi (334.4/km2) |
Alpha | Village | Henry | 675 | 671 | +0.6% | 0.309 | 0.80 | 2,184.5/sq mi (843.4/km2) |
Alsey | Village | Scott | 195 | 227 | −14.1% | 0.549 | 1.42 | 355.2/sq mi (137.1/km2) |
Alsip | Village | Cook | 19,063 | 19,277 | −1.1% | 6.525 | 16.90 | 2,921.5/sq mi (1,128.0/km2) |
Altamont | City | Effingham | 2,216 | 2,319 | −4.4% | 1.489 | 3.86 | 1,488.2/sq mi (574.6/km2) |
Alton | City | Madison | 25,676 | 27,865 | −7.9% | 15.681 | 40.61 | 1,637.4/sq mi (632.2/km2) |
Altona | Village | Knox | 463 | 531 | −12.8% | 0.938 | 2.43 | 493.6/sq mi (190.6/km2) |
Alto Pass | Village | Union | 319 | 391 | −18.4% | 2.134 | 5.53 | 149.5/sq mi (57.7/km2) |
Alvin | Village | Vermilion | 233 | 270 | −13.7% | 0.793 | 2.05 | 293.8/sq mi (113.4/km2) |
Amboy | City | Lee | 2,278 | 2,500 | −8.9% | 6.368 | 16.49 | 357.7/sq mi (138.1/km2) |
Anchor | Village | McLean | 163 | 146 | +11.6% | 0.171 | 0.44 | 953.2/sq mi (368.0/km2) |
Andalusia | Village | Rock Island | 1,184 | 1,178 | +0.5% | 1.175 | 3.04 | 1,007.7/sq mi (389.1/km2) |
Andover | Village | Henry | 555 | 578 | −4.0% | 0.991 | 2.57 | 560.0/sq mi (216.2/km2) |
Anna | City | Union | 4,303 | 4,442 | −3.1% | 3.558 | 9.22 | 1,209.4/sq mi (466.9/km2) |
Annawan | Town | Henry | 884 | 878 | +0.7% | 2.135 | 5.53 | 414.1/sq mi (159.9/km2) |
Antioch | Village | Lake | 14,622 | 14,430 | +1.3% | 8.213 | 21.27 | 1,780.3/sq mi (687.4/km2) |
Apple River | Village | Jo Daviess | 347 | 366 | −5.2% | 0.705 | 1.83 | 492.2/sq mi (190.0/km2) |
Arcola | City | Douglas | 2,927 | 2,916 | +0.4% | 2.023 | 5.24 | 1,446.9/sq mi (558.6/km2) |
Arenzville | Village | Cass | 367 | 409 | −10.3% | 0.768 | 1.99 | 477.9/sq mi (184.5/km2) |
Argenta | Village | Macon | 913 | 947 | −3.6% | 0.653 | 1.69 | 1,398.2/sq mi (539.8/km2) |
Arlington | Village | Bureau | 169 | 193 | −12.4% | 0.395 | 1.02 | 427.8/sq mi (165.2/km2) |
Arlington Heights | Village | Cook | 77,676 | 75,101 | +3.4% | 16.605 | 43.01 | 4,677.9/sq mi (1,806.1/km2) |
Armington | Village | Tazewell | 310 | 343 | −9.6% | 0.285 | 0.74 | 1,087.7/sq mi (420.0/km2) |
Aroma Park | Village | Kankakee | 664 | 743 | −10.6% | 1.882 | 4.87 | 352.8/sq mi (136.2/km2) |
Arrowsmith | Village | McLean | 276 | Zdroj:https://en.wikipedia.org?pojem=City_(Illinois)