Ranking of Illinois Counties By Non-Hispanic Black or African American Population in 2018

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2018, among all Illinois counties, Cook County had the highest number of people who identified their ethnicity as Non-Hispanic Black or African American (1.20M), followed by Will County (80.51K), and St. Clair County (79.25K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Illinois counties.

You can see similar ranking information for other racial and ethnicity groups in the United States.

You can also see similar information for other states, and also the ranking of all counties in the United States.

See this for other years:
Ranking of Illinois Counties By Non-Hispanic Black or African American Population in 2018
Cook
Will
St. Clair
Lake
DuPage
Winnebago
Peoria
Kane
Champaign
Sangamon
Ranking of Illinois Counties By Non-Hispanic Black or African American Population in 2018
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Rank County Non-Hispanic Black or African American Population
1 Cook County 1195033
2 Will County 80509
3 St. Clair County 79254
4 Lake County 48002
5 DuPage County 45565
6 Winnebago County 37553
7 Peoria County 33487
8 Kane County 28552
9 Champaign County 28086
10 Sangamon County 25091
11 Madison County 22985
12 Macon County 18167
13 Kankakee County 16214
14 Rock Island County 14870
15 McLean County 13710
16 Vermilion County 10448
17 Kendall County 9119
18 Jackson County 8565
19 DeKalb County 8110
20 McHenry County 4587
21 Stephenson County 4441
22 Knox County 3943
23 Randolph County 3312
24 Jefferson County 3193
25 Williamson County 3031
26 LaSalle County 2860
27 Adams County 2470
28 Morgan County 2323
29 Logan County 2280
30 Coles County 1937
31 Alexander County 1929
32 Perry County 1845
33 Lee County 1804
34 Tazewell County 1683
35 McDonough County 1639
36 Pulaski County 1623
37 Marion County 1577
38 Lawrence County 1532
39 Livingston County 1413
40 Clinton County 1340
41 Fulton County 1305
42 Boone County 1294
43 Brown County 1213
44 Montgomery County 1007
45 Bond County 995
46 Crawford County 948
47 Fayette County 933
48 Henry County 897
49 Saline County 885
50 Johnson County 854
51 Whiteside County 831
52 Massac County 818
53 Grundy County 798
54 Ogle County 563
55 Christian County 524
56 Cass County 495
57 Macoupin County 443
58 Warren County 426
59 Iroquois County 300
60 Schuyler County 288
61 Bureau County 259
62 Woodford County 253
63 Pope County 222
64 Franklin County 213
65 Pike County 212
66 Union County 197
67 Effingham County 173
68 Greene County 165
69 Jersey County 164
70 Carroll County 148
71 Jo Daviess County 133
72 Ford County 127
73 Washington County 124
74 De Witt County 123
74 Monroe County 123
75 Richland County 119
76 Mercer County 116
76 Piatt County 116
77 Menard County 107
78 Edgar County 103
79 Hancock County 100
80 Wabash County 93
80 Wayne County 93
81 Douglas County 91
82 Mason County 89
83 Marshall County 85
84 Moultrie County 77
85 White County 76
86 Shelby County 69
87 Clark County 64
88 Clay County 62
89 Hamilton County 57
90 Stark County 51
91 Cumberland County 48
92 Putnam County 40
93 Edwards County 33
93 Gallatin County 33
94 Jasper County 28
95 Scott County 26
96 Henderson County 23
97 Calhoun County 19
97 Hardin County 19