RANKING · 2024 ACS · 60 SHOWN OF 60

Highest Romanian population share, Illinois counties

Illinois counties ranked by the share of all residents who are Romanian ancestry (2023 American Community Survey). A concentration measure: Romanian residents as a percentage of total population. This list covers the 60 counties in Illinois that qualify, ranked against each other statewide.

IllinoisAll states All rankings

SAME RANKING BYCities States Metros

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

YEAR2010 2020 2024

RANKPLACESTATEPOPROMANIAN SHAREVS 2000

01Kendall County, ILIL145,4701.0%–

02DeKalb County, ILIL101,8350.4%–

03Lake County, ILIL719,3390.4%–

04DuPage County, ILIL934,2980.4%–

05Cook County, ILIL5,194,6250.4%–

06Kane County, ILIL525,7570.3%–

07Will County, ILIL712,2530.3%–

08Putnam County, ILIL5,6190.2%–

09McHenry County, ILIL317,7510.2%–

10Johnson County, ILIL13,3630.2%–

11White County, ILIL13,2500.2%–

12Peoria County, ILIL178,5530.2%–

13Jackson County, ILIL52,5010.1%–

14Whiteside County, ILIL54,1210.1%–

15Coles County, ILIL46,6070.1%–

16Douglas County, ILIL19,8800.1%–

17Effingham County, ILIL34,5190.1%–

18Monroe County, ILIL34,8400.1%–

19McLean County, ILIL171,4190.1%–

20Champaign County, ILIL209,9720.1%–

21Grundy County, ILIL54,0520.1%–

22Bond County, ILIL16,9590.1%–

23LaSalle County, ILIL107,7730.1%–

24Boone County, ILIL53,5680.1%–

25Macon County, ILIL99,3000.1%–

26Richland County, ILIL15,2190.1%–

27Edgar County, ILIL16,3230.1%–

28Ford County, ILIL13,2160.1%–

29De Witt County, ILIL15,1180.1%–

30Tazewell County, ILIL130,0490.0%–

31Fulton County, ILIL32,9010.0%–

32Morgan County, ILIL32,5150.0%–

33Adams County, ILIL64,2670.0%–

34Christian County, ILIL33,4430.0%–

35Knox County, ILIL47,7670.0%–

36Logan County, ILIL27,1820.0%–

37Saline County, ILIL22,7720.0%–

38Randolph County, ILIL29,9210.0%–

39Madison County, ILIL263,1100.0%–

40Carroll County, ILIL15,4190.0%–

41Ogle County, ILIL51,3990.0%–

42Rock Island County, ILIL141,8690.0%–

43Stephenson County, ILIL43,2200.0%–

44Piatt County, ILIL16,7910.0%–

45Kankakee County, ILIL105,5250.0%–

46St. Clair County, ILIL250,7080.0%–

47Sangamon County, ILIL194,1700.0%–

48Livingston County, ILIL35,0570.0%–

49Winnebago County, ILIL283,6740.0%–

50Jasper County, ILIL9,0320.0%–

51Crawford County, ILIL18,6480.0%–

52Montgomery County, ILIL28,0760.0%–

53Lee County, ILIL32,9140.0%–

54Marshall County, ILIL11,4730.0%–

55Macoupin County, ILIL43,7480.0%–

56Iroquois County, ILIL26,1500.0%–

57Williamson County, ILIL67,2250.0%–

58Bureau County, ILIL32,5100.0%–

59Perry County, ILIL20,1600.0%–

60Vermilion County, ILIL71,2590.0%–

SHOWING 1–60 OF 60

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