RANKING · 2020 CENSUS · 36 SHOWN OF 36

Highest Latvian population share, Illinois counties · 2020

Illinois counties ranked by the share of all residents who are Latvian ancestry (2023 American Community Survey). A concentration measure: Latvian residents as a percentage of total population. This list covers the 36 counties in Illinois that qualify, ranked against each other statewide.

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RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

Highest Latvian population share by state

RANKPLACESTATEPOPLATVIAN SHAREVS 2000

01McHenry County, ILIL317,7510.1%–

02Lake County, ILIL719,3390.1%–

03Fayette County, ILIL20,7900.1%–

04Warren County, ILIL16,2220.1%–

05Carroll County, ILIL15,4190.1%–

06LaSalle County, ILIL107,7730.1%–

07DuPage County, ILIL934,2980.1%–

08Lawrence County, ILIL13,7900.1%–

09Cook County, ILIL5,194,6250.0%–

10Grundy County, ILIL54,0520.0%–

11Kendall County, ILIL145,4700.0%–

12Lee County, ILIL32,9140.0%–

13Will County, ILIL712,2530.0%–

14Winnebago County, ILIL283,6740.0%–

15Bureau County, ILIL32,5100.0%–

16Jo Daviess County, ILIL21,5940.0%–

17DeKalb County, ILIL101,8350.0%–

18Macon County, ILIL99,3000.0%–

19Sangamon County, ILIL194,1700.0%–

20Franklin County, ILIL36,9160.0%–

21Kane County, ILIL525,7570.0%–

22Cass County, ILIL12,4630.0%–

23Jackson County, ILIL52,5010.0%–

24Champaign County, ILIL209,9720.0%–

25Logan County, ILIL27,1820.0%–

26Marshall County, ILIL11,4730.0%–

27Madison County, ILIL263,1100.0%–

28Monroe County, ILIL34,8400.0%–

29Rock Island County, ILIL141,8690.0%–

30McLean County, ILIL171,4190.0%–

31Stephenson County, ILIL43,2200.0%–

32Ogle County, ILIL51,3990.0%–

33Kankakee County, ILIL105,5250.0%–

34Hancock County, ILIL16,8030.0%–

35St. Clair County, ILIL250,7080.0%–

36Tazewell County, ILIL130,0490.0%–

SHOWING 1–36 OF 36

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UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES