Cities & Towns in Illinois,
Illinois, state of the United States of America. As of 2020 state had an estimated population of 12,587,530 inhabitants. The state was created 205 years ago in 1818. Its capital city is Springfield.
Chicago
Chicago, The third most populous city in the United States and the center of the Chicago metropolitan area.
Aurora
Aurora, The second most populous city in Illinois.
Naperville
Naperville, The second most populous city in Illinois.
From the busy streets of Chicago to the river towns dotting its southern border, Illinois offers a variety of urban attractions and rural charm within its 57,000 square miles. Home to over 12.7 million residents, notable destinations in Illinois include:
Chicago - The largest city in the Midwest, Chicago dazzles with world-class museums like the Art Institute of Chicago, iconic sports teams and venues, deep dish pizza, and stunning lakefront skyline views.
Springfield - Illinois’ capital city, Springfield provides history buffs with Abraham Lincoln sites like his Home and Tomb along with expansive state government buildings.
Galena - Nestled near the Mississippi River, Galena is a beautifully preserved 19th century town with scenic vistas. Its Victorian-era downtown offers shopping, tours, and winery tastings.
Nauvoo - Founded by Mormons in the 1840s, Nauvoo retains its fascinating religious history. Historic homes and buildings like the rebuilt Nauvoo Temple transport visitors back in time.
Champaign-Urbana - Home to the University of Illinois, this twin college town offers innovative dining, cultural events, sports, and entertainment catering to students.
From the big city lights of Chicago to historic small towns, Illinois offers the best of Midwestern metropolitan areas alongside rural escape. Its rivers, lakes, and prairies provide scenic backdrops to favorite destinations.
All Illinois Cities (Aphebetical)
List of cities, towns, neighborhoods & other populated places in Illinois.
| City Name | Title | County | Population |
|---|---|---|---|
| Chicago | The third most populous city in the United States and the center of the Chicago metropolitan area. | Nomós Aitolías kai Akarnanías | 2,677,643 |
| Aurora | The second most populous city in Illinois. | Kane | 196,383 |
| Naperville | The second most populous city in Illinois. | DuPage | 147,986 |
| Rockford | The second most populous city in Illinois. | Winnebago | 144,835 |
| Springfield | The capital of Illinois and the county seat of Sangamon County. | Sangamon | 113,671 |
| Elgin | The second most populous city in Kane County, Illinois. | Kane | 110,196 |
| Peoria | The third most populous city in Illinois. | Peoria | 109,428 |
| Bremen | A village in Ford County, Illinois. | Randolph | 106,197 |
| Champaign | The most populous city in Champaign County, Illinois. | Champaign | 89,390 |
| Joliet | The second most populous city in Will County, Illinois. | Will | 85,583 |
| Waukegan | The second most populous city in Lake County, Illinois. | Lake | 85,453 |
| Cicero | Town in Illinois | Cook | 79,727 |
| Bloomington | The second most populous city in McLean County, Illinois. | McLean | 77,132 |
| Arlington Heights | Village in Cook County, Illinois, United States; suburb of Chicago, Illinois | Cook | 75,101 |
| Bolingbrook | Town in Illinois | Will | 74,025 |
| Evanston | A city in Cook County, Illinois. | Cook | 72,683 |
| Schaumburg | Large village located in Cook County in Illinois, USA | Cook | 72,049 |
| Decatur | The most populous city in Macon County, Illinois. | Macon | 70,007 |
| Palatine | Village in Cook County, Illinois, United States | Cook | 66,830 |
| Skokie | Village in Cook County, Illinois, United States | Cook | 62,404 |
| Lockport | The most populous city in Will County, Illinois. | Will | 59,877 |
| Des Plaines | The most populous city in Cook County, Illinois. | Cook | 58,179 |
| Orland Park | Village in Illinois | Cook | 57,347 |
| Tinley Park | Village located in Cook County, Illinois, United States | Cook | 55,221 |
| Normal | Town in McLean County, Illinois, United States | McLean | 54,451 |
| Oak Lawn | Village in Illinois, United States of America | Cook | 54,376 |
| Berwyn | A city in Cook County, Illinois. | Cook | 53,701 |
| Mount Prospect | Village in Elk Grove and Wheeling Townships in Cook County, Illinois, United States | Cook | 53,299 |
| Wheaton | The most populous city in DuPage County, Illinois. | DuPage | 52,451 |
| Oak Park | Village in Cook County, Illinois, United States; suburb of Chicago, Illinois | Cook | 51,852 |
| Hoffman Estates | A city in Cook County, Illinois. | Cook | 50,495 |
| Downers Grove | Village in Downers Grove, Lisle, and York Townships, DuPage County, Illinois, US | DuPage | 48,727 |
| Glenview | Village in Cook County, Illinois, United States | Cook | 47,446 |
| Elmhurst | A city in DuPage County, Illinois. | DuPage | 46,532 |
| Plainfield | Village in Illinois, United States | Jasper | 44,542 |
| Lombard | Village in Illinois | DuPage | 43,961 |
| DeKalb | The county seat of DeKalb County, Illinois. | DeKalb | 42,621 |
| Buffalo Grove | Village in Illinois, United States of America | Cook | 41,496 |
| Moline | The largest city in Rock Island County, Illinois. | Rock Island | 41,065 |
| Belleville | The county seat of St. | Saint Clair | 40,536 |
| Bartlett | Village in United States of America | Cook | 40,312 |
| Romeoville | Town | Will | 39,770 |
| Crystal Lake | City located in McHenry County, Illinois, USA | McHenry | 39,642 |
| Quincy | County seat of Adams County, Illinois, United States | Adams | 39,589 |
| Wheeling | City in West Virginia | Cook | 38,958 |
| Carol Stream | Town | DuPage | 38,821 |
| Streamwood | Village in United States of America | Cook | 38,777 |
| Hanover Park | Village in United States of America | Cook | 37,164 |
| Carpentersville | Village in Kane County, Illinois | Kane | 36,940 |
| Rock Island | City in Illinois | Rock Island | 36,870 |
| Oswego | City in and county seat of Oswego County, New York, United States | Kendall | 36,696 |
| Park Ridge | City in Cook County, Illinois, United States | Cook | 36,514 |
| Shields | Township in Lake County, Illinois | Jefferson | 36,451 |
| Calumet City | City in Illinois | Cook | 35,913 |
| Glendale Heights | Town | DuPage | 33,351 |
| Woodridge | Suburb of Chicago in Illinois, USA | DuPage | 33,329 |
| St. Charles | Chicago suburb in Kane and DuPage counties of Illinois, United States | Kane | 32,974 |
| Northbrook | Village in Illinois | Cook | 32,657 |
| Elk Grove | Township in Cook County, Illinois | Cook | 31,831 |
| Elk Grove Village | City in Illinois, United States of America | Cook | 31,831 |
| Pekin | County seat of Tazewell County, Illinois | Tazewell | 31,808 |
| Mundelein | Village in Lake County, Illinois, United States | Lake | 30,945 |
| Algonquin | Village in Illinois | McHenry | 30,730 |
| Bristol | Township in Kendall County, Illinois | Kendall | 30,486 |
| Gurnee | Village in Illinois | Lake | 30,168 |
| Danville | City in and the county seat of Vermilion County, Illinois, United States | Vermilion | 30,106 |
| Galesburg | County seat of Knox County, Illinois, United States | Knox | 29,803 |
| North Chicago | City and suburb of Chicago, Illinois, USA | Lake | 29,639 |
| O'Fallon | Township in St. | Saint Clair | 29,606 |
| Highland Park | City in Lake County, Illinois, United States | Lake | 29,427 |
| Upper Alton | City in Madison County, Illinois, United States of America | Madison | 29,251 |
| Chicago Heights | City in Cook County, Illinois, United States | Cook | 28,990 |
| Niles | City in Trumbull County, Ohio | Cook | 28,615 |
| Lake in the Hills | Village in Illinois | McHenry | 28,345 |
| South Chicago | Former township in Cook County, Illinois | Cook | 28,095 |
| Burbank | City in Cook County, Illinois, United States | Cook | 27,933 |
| Glen Ellyn | Town in DuPage County, Illinois, USA | DuPage | 27,402 |
| Huntley | Village in McHenry and Kane counties, Illinois, United States | McHenry | 27,256 |
| McHenry | City in Illinois | McHenry | 27,100 |
| New Lenox | Village in Illinois | Will | 27,088 |
| Lansing | Village in Illinois, USA | Cook | 27,059 |
| Round Lake Beach | City in Illinois, United States of America | Lake | 26,919 |
| Oak Forest | City in Cook County, Illinois | Cook | 26,884 |
| Wilmette | Village in Cook County, Illinois, United States | Cook | 26,819 |
| West Chicago | City in DuPage County, Illinois, United States | DuPage | 26,593 |
| Batavia | City in Illinois USA | Kane | 26,442 |
| Vernon Hills | City in United States of America | Lake | 26,425 |
| Alton | City in Madison County, Illinois, United States | Madison | 26,049 |
| East Saint Louis | City in St. | Saint Clair | 25,776 |
| Kankakee | City in Kankakee County, Illinois, United States | Kankakee | 25,668 |
| Granite City | Township in Madison County, Illinois | Madison | 25,662 |
| Edwardsville | City in Madison County, Illinois, United States | Madison | 25,189 |
| Carbondale | City in Illinois, USA | Jackson | 25,036 |
| Belvidere | City in Illinois | Boone | 24,731 |
| South Elgin | City in Illinois, United States of America | Kane | 24,646 |
| Melrose Park | Village in Cook County, Illenois, United States of America | Cook | 24,406 |
| Homer Glen | Village in Illinois, United States | Will | 24,281 |
| Westmont | City in DuPage County, Illinois, United States of America | DuPage | 24,266 |
| Collinsville | City in Illinois | Madison | 24,217 |
| Harvey | City in Cook County, Illinois, United States | Cook | 24,109 |
