RANKING · 2010 CENSUS · 85 SHOWN OF 85

Largest Belgian population, Illinois counties · 2010

Illinois counties ranked by the number of residents who are Belgian ancestry, from the 2010 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 85 counties in Illinois that qualify, ranked against each other statewide. The median across all 85 is 55.

Belgian Americans: full group profile →

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

RANKPLACESTATEPOPBELGIAN POPULATIONVS –

01Rock Island County, ILIL141,8697,448–

02Cook County, ILIL5,194,6256,111–

03Henry County, ILIL48,0953,443–

04DuPage County, ILIL934,2982,196–

05Lake County, ILIL719,3392,032–

06Kane County, ILIL525,7571,536–

07Will County, ILIL712,2531,100–

08Peoria County, ILIL178,553772–

09McHenry County, ILIL317,751754–

10Winnebago County, ILIL283,674641–

11Whiteside County, ILIL54,121620–

12Bureau County, ILIL32,510462–

13Sangamon County, ILIL194,170459–

14Vermilion County, ILIL71,259453–

15DeKalb County, ILIL101,835410–

16McLean County, ILIL171,419409–

17Champaign County, ILIL209,972326–

18Mercer County, ILIL15,229316–

19Tazewell County, ILIL130,049302–

20LaSalle County, ILIL107,773277–

21Kankakee County, ILIL105,525272–

22Madison County, ILIL263,110272–

23Kendall County, ILIL145,470266–

24Ogle County, ILIL51,399185–

25St. Clair County, ILIL250,708175–

26Saline County, ILIL22,772173–

27Woodford County, ILIL38,111170–

28Christian County, ILIL33,443148–

29Macon County, ILIL99,300144–

30Iroquois County, ILIL26,150142–

31Knox County, ILIL47,767141–

32Williamson County, ILIL67,225118–

33Boone County, ILIL53,568106–

34Grundy County, ILIL54,05284–

35Marion County, ILIL36,38284–

36McDonough County, ILIL25,91677–

37Stark County, ILIL5,31970–

38Hancock County, ILIL16,80365–

39Lee County, ILIL32,91461–

40Cass County, ILIL12,46360–

41White County, ILIL13,25059–

42Logan County, ILIL27,18258–

43Morgan County, ILIL32,51555–

44Fulton County, ILIL32,90154–

45Livingston County, ILIL35,05752–

46Macoupin County, ILIL43,74841–

47Coles County, ILIL46,60735–

48Jo Daviess County, ILIL21,59434–

49Piatt County, ILIL16,79130–

50Adams County, ILIL64,26729–

51Jackson County, ILIL52,50128–

52Montgomery County, ILIL28,07625–

53Carroll County, ILIL15,41923–

54Franklin County, ILIL36,91622–

55Mason County, ILIL12,41122–

56Putnam County, ILIL5,61922–

57Bond County, ILIL16,95919–

58Ford County, ILIL13,21619–

59Stephenson County, ILIL43,22019–

60De Witt County, ILIL15,11818–

61Warren County, ILIL16,22217–

62Jefferson County, ILIL36,14716–

63Crawford County, ILIL18,64815–

64Cumberland County, ILIL10,20813–

65Fayette County, ILIL20,79011–

66Jasper County, ILIL9,03211–

67Marshall County, ILIL11,47311–

68Clinton County, ILIL37,1289–

69Randolph County, ILIL29,9219–

70Monroe County, ILIL34,8407–

71Edwards County, ILIL5,8986–

72Moultrie County, ILIL14,3716–

73Scott County, ILIL4,8666–

74Greene County, ILIL11,3135–

75Hamilton County, ILIL7,8595–

76Johnson County, ILIL13,3634–

77Richland County, ILIL15,2194–

78Union County, ILIL16,6564–

79Douglas County, ILIL19,8803–

80Henderson County, ILIL5,9843–

81Pulaski County, ILIL4,8203–

82Alexander County, ILIL4,5702–

83Calhoun County, ILIL4,3002–

84Edgar County, ILIL16,3232–

85Effingham County, ILIL34,5192–

SHOWING 1–85 OF 85

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