Ranking of Illinois Counties By Percentage of Population that are Black or African American Alone in 2012

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2012, among all Illinois counties, Alexander County had the highest percentage of its population who identified their race as Black or African American Alone (36.17%), followed by Pulaski County (32.81%), and St. Clair County (30.52%).

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 Percentage of Pop. that are Black or African American Alone in 2012
Alexander
Pulaski
St. Clair
Cook
Brown
Peoria
Macon
Kankakee
Jackson
Vermilion
Ranking of Illinois Counties By Percentage of Pop. that are Black or African American Alone in 2012
0 of 0
Rank County % of County Population
1 Alexander County 36.17
2 Pulaski County 32.81
3 St. Clair County 30.52
4 Cook County 24.87
5 Brown County 18.72
6 Peoria County 17.96
7 Macon County 16.78
8 Kankakee County 15.4
9 Jackson County 14.17
10 Vermilion County 13.22
11 Champaign County 12.78
12 Winnebago County 12.56
13 Sangamon County 12.1
14 Will County 11.56
15 Randolph County 10.03
16 Lawrence County 9.74
17 Rock Island County 9.56
18 Stephenson County 9.4
19 Johnson County 8.97
20 Jefferson County 8.7
21 Perry County 8.2
22 Logan County 8.09
23 Madison County 8.02
24 Knox County 7.72
25 McLean County 7.59
26 Lake County 7.31
27 Pope County 6.97
28 DeKalb County 6.74
29 Morgan County 6.4
30 Bond County 6.34
31 Kendall County 6.17
32 Kane County 6.02
33 Massac County 5.73
34 McDonough County 5.35
35 Livingston County 5.15
36 Lee County 5.08
37 DuPage County 4.98
38 Crawford County 4.83
39 Fayette County 4.79
40 Cass County 4.01
40 Williamson County 4.01
41 Saline County 3.98
42 Marion County 3.95
43 Coles County 3.77
44 Fulton County 3.72
45 Clinton County 3.71
46 Adams County 3.58
47 Schuyler County 3.22
48 Montgomery County 3.13
49 Boone County 2.47
50 Warren County 2.44
51 LaSalle County 2.24
52 Pike County 1.74
53 Henry County 1.7
54 Whiteside County 1.61
55 Christian County 1.47
56 Grundy County 1.34
57 McHenry County 1.26
58 Tazewell County 1.14
59 Union County 1.05
60 Carroll County 1
61 Iroquois County 0.97
61 Ogle County 0.97
62 Greene County 0.94
63 Menard County 0.88
64 Macoupin County 0.86
65 Washington County 0.82
66 Wabash County 0.78
67 Bureau County 0.76
67 Ford County 0.76
68 De Witt County 0.72
69 Putnam County 0.59
70 Woodford County 0.58
71 Jersey County 0.57
72 Jo Daviess County 0.55
73 White County 0.53
74 Richland County 0.5
75 Clark County 0.49
75 Douglas County 0.49
75 Marshall County 0.49
76 Edwards County 0.48
77 Stark County 0.47
78 Edgar County 0.46
79 Clay County 0.43
80 Franklin County 0.42
80 Piatt County 0.42
81 Cumberland County 0.41
81 Mason County 0.41
81 Mercer County 0.41
82 Hamilton County 0.37
82 Moultrie County 0.37
83 Hancock County 0.36
84 Hardin County 0.35
85 Wayne County 0.34
86 Effingham County 0.33
87 Gallatin County 0.3
88 Scott County 0.28
89 Henderson County 0.27
90 Monroe County 0.26
90 Shelby County 0.26
91 Calhoun County 0.18
92 Jasper County 0.14