Illinois · 651 places

Cities and towns in Illinois

Short answer

Illinois has 651 incorporated places of 1,000 or more people, home to 10,842,882 residents in 2024. Chicago is the largest with 2,721,308.
Places 1,000+
651
5,000+
330
Share of state
85%

Where the places are

Each dot is a place of 1,000+, sized by population. The median place of 5,000+ is Shiloh with 14,754 people, and the smallest in that group is Milan with 5,033. 112 of the 330 places of 5,000+ grew between July 2020 and July 2024. 67 places cross a county line.

Largest places in Illinois

  1. 01Chicago2,721,308
  2. 02Aurora180,710
  3. 03Naperville153,124
  4. 04Joliet151,837
  5. 05Rockford147,486
  6. 06Elgin114,701
  7. 07Springfield112,949
  8. 08Peoria111,696
  9. 09Champaign91,961
  10. 10Waukegan88,570
  11. 11Cicero82,090
  12. 12Bloomington79,232
  13. 13Schaumburg77,099
  14. 14Evanston76,006
  15. 15Arlington Heights75,596
  16. 16Bolingbrook74,756
  17. 17Decatur68,763
  18. 18Palatine65,951
  19. 19Skokie65,850
  20. 20Des Plaines58,832
July 1, 2024 estimates, Census Vintage 2024.

Fastest growth among places of 5,000+: Wonder Lake (+33.4%), Yorkville (+19.4%), Volo (+18.5%). Largest decline: Cahokia Heights (-4.5%).

All 651 places, A to Z

Places under 5,000 people have short profile pages that search engines do not index. Figures are July 1, 2024 estimates.

A

D

K

Q

T

V

Y

Z

Questions people ask

How many cities and towns are in Illinois?

The Census Vintage 2024 subcounty estimates list 651 incorporated places of 1,000 or more people in Illinois, and 330 of 5,000 or more. Smaller towns and census-designated places are not counted here.

What is the largest city in Illinois?

Chicago, with 2,721,308 residents on July 1, 2024.

Which Illinois town grew fastest since 2020?

Among places of 5,000+, Wonder Lake grew fastest from July 2020 to July 2024, +33.4%, to 5,296.

What share of Illinois lives in incorporated places?

85%: 10,842,882 of the state's 12,710,158 residents live in the 651 places listed. The rest live in smaller towns, census-designated places or unincorporated land.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 subcounty population estimates
  2. 02Census 2024 Gazetteer, places

How every number is computed: methodology. Spotted a wrong figure? Report an error.