Largest Cities in Illinois by Population

Illinois, Located in the Midwest, it is home to Chicago, the third-largest city in the US. The state is a major transportation hub and an agricultural leader, known for its vast corn and soybean fields. It also plays a significant role in manufacturing and finance.. As of 2020 state had an estimated population of 12,587,530 inhabitants. The state was created 207 years ago in 1818. Its capital city is Springfield.

Wyoming
Wyoming

Wyoming, Town in Illinois, United States

Onarga
Onarga

Onarga, Village in Iroquois County, Illinois, United States of America

Chrisman
Chrisman

Chrisman, City in Edgar County, Illinois, United States

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.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z all
City Name County Population
Wyoming Stark 1,253
Onarga Iroquois 1,241
Chrisman Edgar 1,234
Grant Park Kankakee 1,231
Oquawka Henderson 1,231
Hillcrest Ogle 1,216
Barry Pike 1,208
Ladd Bureau 1,184
Waverly Morgan 1,182
Minier Tazewell 1,180
Atwood Douglas 1,155
Milford Iroquois 1,155
Cuba Fulton 1,149
Third Lake Lake 1,145
Toulon Stark 1,144
Norris City White 1,134
Windsor Shelby 1,128
Griggsville Pike 1,125
Forrest Livingston 1,124
La Harpe Hancock 1,123
Big Rock Kane 1,121
Wamac Marion 1,117
Union Grove Whiteside 1,113
Royalton Franklin 1,110
Central Kendall 1,107
Chatsworth Livingston 1,104
Divernon Sangamon 1,096
Danvers McLean 1,093
Louisville Clay 1,087
South Pekin Tazewell 1,081
Camp Point Adams 1,080
Martinsville Clark 1,076
Shawneetown Gallatin 1,070
Thomasboro Champaign 1,066
Flanagan Livingston 1,057
Assumption Christian 1,056
Annawan Henry 1,056
Cobden Union 1,053
Independence Pike 1,044
Nauvoo Hancock 1,044
Newark Kendall 1,029
Bedford Pike 1,021
Lily Lake Kane 1,019
Astoria Fulton 1,015
Lovington Moultrie 1,010
Rosiclare Hardin 1,008
Odin Marion 1,004
Mason Union 333
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County Cities on Map (48)