Ranking of Illinois Counties By Non-Hispanic Black or African American Population in 2017

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2017, among all Illinois counties, Cook County had the highest number of people who identified their ethnicity as Non-Hispanic Black or African American (1.21M), followed by Will County (79.33K), and St. Clair County (79.26K).

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 2017
Cook
Will
St. Clair
Lake
DuPage
Winnebago
Peoria
Kane
Champaign
Sangamon
Ranking of Illinois Counties By Non-Hispanic Black or African American Population in 2017
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Rank County Non-Hispanic Black or African American Population
1 Cook County 1207752
2 Will County 79328
3 St. Clair County 79259
4 Lake County 48142
5 DuPage County 45283
6 Winnebago County 36730
7 Peoria County 33496
8 Kane County 28630
9 Champaign County 27753
10 Sangamon County 25193
11 Madison County 22664
12 Macon County 18224
13 Kankakee County 16356
14 Rock Island County 14726
15 McLean County 13373
16 Vermilion County 10551
17 Kendall County 8721
18 Jackson County 8601
19 DeKalb County 7873
20 McHenry County 4467
21 Stephenson County 4405
22 Knox County 4029
23 Randolph County 3298
24 Jefferson County 3286
25 Williamson County 2976
26 LaSalle County 2783
27 Adams County 2508
28 Morgan County 2355
29 Logan County 2279
30 Alexander County 2073
31 Coles County 1964
32 Perry County 1847
33 Lee County 1817
34 Tazewell County 1651
35 Pulaski County 1648
36 McDonough County 1598
37 Marion County 1559
38 Lawrence County 1528
39 Livingston County 1417
40 Fulton County 1311
41 Clinton County 1310
42 Brown County 1209
43 Boone County 1198
44 Montgomery County 1001
45 Bond County 985
46 Crawford County 932
47 Fayette County 923
48 Saline County 888
49 Henry County 860
50 Johnson County 855
51 Whiteside County 829
52 Massac County 810
53 Grundy County 723
54 Ogle County 547
55 Christian County 520
56 Cass County 495
57 Warren County 438
58 Macoupin County 429
59 Iroquois County 301
60 Schuyler County 281
61 Woodford County 263
62 Bureau County 245
63 Pope County 219
64 Pike County 210
65 Franklin County 208
66 Union County 192
67 Jersey County 160
68 Greene County 157
69 Effingham County 153
70 Carroll County 147
71 Jo Daviess County 134
72 Washington County 129
73 De Witt County 120
74 Ford County 119
75 Monroe County 116
76 Menard County 113
77 Piatt County 110
78 Richland County 106
79 Mercer County 104
80 Douglas County 102
81 Edgar County 99
82 Hancock County 93
82 Wabash County 93
83 Wayne County 89
84 White County 83
85 Mason County 81
86 Marshall County 76
87 Moultrie County 74
88 Clark County 70
89 Shelby County 66
90 Clay County 52
91 Cumberland County 46
92 Hamilton County 45
93 Putnam County 41
94 Stark County 37
95 Edwards County 35
96 Gallatin County 31
97 Henderson County 22
98 Scott County 20
99 Calhoun County 19
99 Jasper County 19
100 Hardin County 18