RANKING · 2020 CENSUS · 36 SHOWN OF 36

Largest Latvian population, Illinois counties · 2020

Illinois counties ranked by the number of residents who are Latvian ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 36 counties in Illinois that qualify, ranked against each other statewide. The median across all 36 is 18.

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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

Largest Latvian population by state

RANKPLACESTATEPOPLATVIAN POPULATIONVS 2010

01Cook County, ILIL5,194,6252,538−27%

02Lake County, ILIL719,339925−5%

03DuPage County, ILIL934,298474−52%

04McHenry County, ILIL317,751433+283%

05Will County, ILIL712,253238−33%

06Kane County, ILIL525,757132−61%

07Winnebago County, ILIL283,67497−21%

08Sangamon County, ILIL194,17057+30%

09LaSalle County, ILIL107,77357+714%

10Kendall County, ILIL145,47048−59%

11Champaign County, ILIL209,97245−10%

12Madison County, ILIL263,11040–

13DeKalb County, ILIL101,83532−52%

14Macon County, ILIL99,30032–

15Grundy County, ILIL54,05220–

16McLean County, ILIL171,41920−56%

17Fayette County, ILIL20,79019–

18Rock Island County, ILIL141,86918+6%

19Jackson County, ILIL52,50113−78%

20Lee County, ILIL32,91412+140%

21Bureau County, ILIL32,51011–

22Warren County, ILIL16,22211–

23Franklin County, ILIL36,91610–

24Carroll County, ILIL15,4199–

25Lawrence County, ILIL13,7908–

26St. Clair County, ILIL250,7088−53%

27Jo Daviess County, ILIL21,5947–

28Kankakee County, ILIL105,5257−78%

29Monroe County, ILIL34,8405–

30Logan County, ILIL27,1825–

31Ogle County, ILIL51,3994–

32Stephenson County, ILIL43,2204−43%

33Cass County, ILIL12,4633–

34Marshall County, ILIL11,4732–

35Tazewell County, ILIL130,0492–

36Hancock County, ILIL16,8031−80%

SHOWING 1–36 OF 36

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS