Ranking of Illinois Counties By Percentage of Population that are Non-Hispanic Black or African American in 2011

Updated on June 18, 2025.

Based on the US Census Vintage data estimates, in 2011, among all Illinois counties, Alexander County had the highest percentage of its population who identified their ethnicity as Non-Hispanic Black or African American (35.66%), followed by Pulaski County (32.34%), and St. Clair County (30.28%).

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.

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Ranking of Illinois Counties By Non-Hispanic Black or African American Population in 2011

Related Topics: Illinois Census Vintage Data Topic List.

Data Source: US Census Bureau (Vintage).

See this for other years:

Ranking of Illinois Counties By Percentage of Pop. that are Non-Hispanic Black or African American in 2011

Alexander

Pulaski

St. Clair

Cook

Brown

Peoria

Macon

Kankakee

Jackson

Vermilion

Ranking of Illinois Counties By Percentage of Pop. that are Non-Hispanic Black or African American in 2011

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Rank	County	% of County Population
1	Alexander County	35.66
2	Pulaski County	32.34
3	St. Clair County	30.28
4	Cook County	24.21
5	Brown County	18.57
6	Peoria County	17.74
7	Macon County	16.37
8	Kankakee County	15.03
9	Jackson County	14
10	Vermilion County	12.9
11	Champaign County	12.35
12	Winnebago County	12.03
13	Sangamon County	11.93
14	Will County	11.13
15	Randolph County	9.82
16	Lawrence County	9.45
17	Stephenson County	9.11
18	Johnson County	9
19	Rock Island County	8.85
20	Perry County	8.64
21	Jefferson County	8.33
22	Madison County	7.89
23	Logan County	7.56
24	Knox County	7.3
24	McLean County	7.3
25	Lake County	6.72
26	Pope County	6.64
27	DeKalb County	6.31
28	Bond County	6.15
29	Morgan County	6.1
30	Massac County	5.6
31	Kendall County	5.59
32	Kane County	5.38
33	Lee County	5
34	Livingston County	4.96
35	Fayette County	4.89
36	McDonough County	4.84
37	Crawford County	4.72
38	DuPage County	4.65
39	Marion County	3.91
40	Saline County	3.89
41	Williamson County	3.88
42	Coles County	3.7
43	Clinton County	3.56
44	Adams County	3.52
45	Fulton County	3.49
46	Cass County	3.47
47	Montgomery County	3.21
48	Schuyler County	3.06
49	LaSalle County	2.01
50	Boone County	1.92
51	Warren County	1.85
52	Pike County	1.69
53	Henry County	1.52
54	Christian County	1.43
55	Whiteside County	1.28
56	Grundy County	1.1
57	Tazewell County	1.04
58	McHenry County	1.02
59	Carroll County	0.92
60	Union County	0.91
61	Greene County	0.9
62	Ogle County	0.89
63	Iroquois County	0.84
64	Macoupin County	0.83
65	Wabash County	0.71
65	Washington County	0.71
66	Menard County	0.68
67	Ford County	0.67
68	De Witt County	0.62
69	Bureau County	0.58
70	Putnam County	0.57
71	Stark County	0.55
72	Jersey County	0.51
73	Woodford County	0.5
74	Richland County	0.49
75	Jo Daviess County	0.46
76	Edwards County	0.45
77	Marshall County	0.41
78	Piatt County	0.39
79	Edgar County	0.38
80	Hamilton County	0.37
80	Mason County	0.37
80	White County	0.37
81	Clark County	0.36
82	Clay County	0.35
82	Franklin County	0.35
83	Cumberland County	0.33
83	Hardin County	0.33
83	Mercer County	0.33
84	Wayne County	0.31
85	Douglas County	0.3
85	Hancock County	0.3
86	Moultrie County	0.29
87	Gallatin County	0.26
88	Henderson County	0.25
89	Effingham County	0.24
90	Shelby County	0.23
91	Monroe County	0.22
92	Scott County	0.15
93	Jasper County	0.13
94	Calhoun County	0.12