RANKING · 2024 ACS · 56 SHOWN OF 56

Highest Colombian population share, Illinois counties

Illinois counties ranked by the share of all residents who are Colombian origin (2024 American Community Survey). A concentration measure: Colombian residents as a percentage of total population. This list covers the 56 counties in Illinois that qualify, ranked against each other statewide.

Colombian Americans: full group profile →

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

RANKPLACESTATEPOPCOLOMBIAN SHAREVS 2010

01Putnam County, ILIL5,6190.7%–

02Pike County, ILIL14,2310.5%–

03Kane County, ILIL525,7570.5%+0.3 pts

04Crawford County, ILIL18,6480.4%–

05Cook County, ILIL5,194,6250.4%+0.2 pts

06Lake County, ILIL719,3390.4%+0.1 pts

07Logan County, ILIL27,1820.4%–

08DuPage County, ILIL934,2980.4%+0.1 pts

09Champaign County, ILIL209,9720.3%+0.2 pts

10Mason County, ILIL12,4110.3%+0.2 pts

11DeKalb County, ILIL101,8350.3%+0.2 pts

12Stephenson County, ILIL43,2200.2%+0.2 pts

13Sangamon County, ILIL194,1700.2%+0.2 pts

14Johnson County, ILIL13,3630.2%–

15Iroquois County, ILIL26,1500.2%+0.2 pts

16Kendall County, ILIL145,4700.2%+0.1 pts

17Will County, ILIL712,2530.2%+0.0 pts

18Coles County, ILIL46,6070.2%+0.1 pts

19Knox County, ILIL47,7670.2%−0.3 pts

20McHenry County, ILIL317,7510.1%+0.0 pts

21Carroll County, ILIL15,4190.1%+0.1 pts

22Hancock County, ILIL16,8030.1%–

23Douglas County, ILIL19,8800.1%–

24Winnebago County, ILIL283,6740.1%+0.0 pts

25Jo Daviess County, ILIL21,5940.1%–

26Madison County, ILIL263,1100.1%+0.1 pts

27Rock Island County, ILIL141,8690.1%+0.1 pts

28Grundy County, ILIL54,0520.1%–

29White County, ILIL13,2500.1%–

30LaSalle County, ILIL107,7730.1%+0.0 pts

31Macon County, ILIL99,3000.1%−0.2 pts

32Franklin County, ILIL36,9160.1%–

33Woodford County, ILIL38,1110.1%–

34St. Clair County, ILIL250,7080.1%−0.0 pts

35Peoria County, ILIL178,5530.1%+0.0 pts

36McLean County, ILIL171,4190.1%−0.0 pts

37Lee County, ILIL32,9140.1%–

38Adams County, ILIL64,2670.0%+0.0 pts

39Williamson County, ILIL67,2250.0%−0.0 pts

40Jersey County, ILIL21,1600.0%–

41Calhoun County, ILIL4,3000.0%–

42Marshall County, ILIL11,4730.0%–

43Jackson County, ILIL52,5010.0%+0.0 pts

44Tazewell County, ILIL130,0490.0%+0.0 pts

45Clay County, ILIL12,7930.0%–

46Henry County, ILIL48,0950.0%−0.1 pts

47Macoupin County, ILIL43,7480.0%–

48Kankakee County, ILIL105,5250.0%−0.0 pts

49Bureau County, ILIL32,5100.0%–

50Richland County, ILIL15,2190.0%–

51Christian County, ILIL33,4430.0%−0.0 pts

52Whiteside County, ILIL54,1210.0%−0.0 pts

53Washington County, ILIL13,5640.0%–

54Fulton County, ILIL32,9010.0%−0.0 pts

55Livingston County, ILIL35,0570.0%−0.1 pts

56Marion County, ILIL36,3820.0%−0.0 pts

SHOWING 1–56 OF 56

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES