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RankingsIllinoisFastest-growing since 2010

Fastest-Growing Cities in Illinois Since 2010

The top 25 of 70 Illinois cities on GIS Map, ranked by percent population change between the 2010 Census and the April 2020 estimates base.

#CityPopulation change 2010-2020
1O'Fallon
+14.7%
2Plainfield
+13.4%
3Edwardsville
+10.5%
4Champaign
+9.0%
5Champaign-Urbana
+9.0%
6Glenview
+9.0%
7Elgin
+6.1%
8Schaumburg
+6.1%
9Park Ridge
+5.8%
10Oak Park
+5.6%
11Naperville
+5.4%
12Downers Grove
+5.1%
13Mount Prospect
+5.0%
14Evanston
+4.9%
15Skokie
+4.7%
16Buffalo Grove
+4.1%
17Wheeling
+4.1%
18Des Plaines
+4.0%
19Elmhurst
+3.8%
20Arlington Heights
+3.4%
21Orland Park
+3.4%
22Lombard
+3.1%
23Oak Lawn
+3.0%
24Romeoville
+2.8%
25Bloomington
+2.7%

Top Illinois Counties

Counties ranked by percent population change between the 2010 Census and the April 2020 estimates base.

1. Kendall County+14.9%2. Monroe County+6.1%3. Johnson County+5.8%4. Grundy County+5.0%5. Will County+2.9%6. Champaign County+2.7%7. Carroll County+2.1%8. DuPage County+1.8%9. Cook County+1.6%10. Lake County+1.6%

Source: U.S. Census Bureau, 2010 Census and Population Estimates Program (Vintage 2024: April 2020 estimates base and July 1, 2024 estimate). Only cities covered by GIS Map with at least 1,000 residents are ranked. Estimates carry margins of error.

Citing this page: GIS Map, “Fastest-Growing Cities in Illinois Since 2010”, https://gismap.land/rankings/illinois/fastest-growing-cities-since-2010. Figures from U.S. Census Bureau, 2010 Census and Population Estimates Program (Vintage 2024: April 2020 estimates base and July 1, 2024 estimate).

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