Ranking of Illinois Counties By Percentage of Population that are Non-Hispanic Black or African American in 2017
Updated on June 18, 2025.
Based on the US Census Vintage data estimates, in 2017, among all Illinois counties, Alexander County had the highest percentage of its population who identified their ethnicity as Non-Hispanic Black or African American (33.03%), followed by St. Clair County (30.15%), and Pulaski County (29.8%).
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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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 2017
25
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| Rank | County | % of County Population |
|---|---|---|
| 1 | Alexander County | 33.03 |
| 2 | St. Clair County | 30.15 |
| 3 | Pulaski County | 29.8 |
| 4 | Cook County | 23.23 |
| 5 | Peoria County | 18.34 |
| 6 | Brown County | 18.28 |
| 7 | Macon County | 17.28 |
| 8 | Jackson County | 14.84 |
| 9 | Kankakee County | 14.8 |
| 10 | Vermilion County | 13.58 |
| 11 | Champaign County | 13.18 |
| 12 | Winnebago County | 12.9 |
| 13 | Sangamon County | 12.78 |
| 14 | Will County | 11.49 |
| 15 | Rock Island County | 10.24 |
| 16 | Randolph County | 10.22 |
| 17 | Stephenson County | 9.79 |
| 18 | Lawrence County | 9.54 |
| 19 | Perry County | 8.68 |
| 20 | Jefferson County | 8.63 |
| 21 | Madison County | 8.54 |
| 22 | Knox County | 7.96 |
| 23 | Logan County | 7.85 |
| 24 | McLean County | 7.74 |
| 25 | DeKalb County | 7.53 |
| 26 | Kendall County | 6.91 |
| 27 | Johnson County | 6.9 |
| 28 | Morgan County | 6.87 |
| 29 | Lake County | 6.85 |
| 30 | Bond County | 5.91 |
| 31 | Massac County | 5.67 |
| 32 | Kane County | 5.38 |
| 33 | Lee County | 5.26 |
| 34 | McDonough County | 5.25 |
| 35 | Pope County | 5.22 |
| 36 | Crawford County | 4.91 |
| 37 | DuPage County | 4.87 |
| 38 | Williamson County | 4.44 |
| 39 | Fayette County | 4.29 |
| 40 | Marion County | 4.13 |
| 41 | Schuyler County | 4.02 |
| 42 | Cass County | 3.95 |
| 43 | Livingston County | 3.93 |
| 44 | Coles County | 3.82 |
| 45 | Adams County | 3.8 |
| 46 | Fulton County | 3.74 |
| 47 | Saline County | 3.71 |
| 48 | Clinton County | 3.48 |
| 48 | Montgomery County | 3.48 |
| 49 | Warren County | 2.56 |
| 50 | LaSalle County | 2.54 |
| 51 | Boone County | 2.24 |
| 52 | Henry County | 1.75 |
| 53 | Christian County | 1.57 |
| 54 | Whiteside County | 1.48 |
| 55 | McHenry County | 1.45 |
| 56 | Grundy County | 1.43 |
| 57 | Pike County | 1.34 |
| 58 | Tazewell County | 1.24 |
| 59 | Greene County | 1.19 |
| 60 | Union County | 1.13 |
| 61 | Iroquois County | 1.08 |
| 62 | Ogle County | 1.07 |
| 63 | Carroll County | 1.02 |
| 64 | Macoupin County | 0.94 |
| 65 | Menard County | 0.92 |
| 65 | Washington County | 0.92 |
| 66 | Ford County | 0.9 |
| 67 | Wabash County | 0.81 |
| 68 | De Witt County | 0.75 |
| 69 | Bureau County | 0.74 |
| 70 | Jersey County | 0.73 |
| 71 | Putnam County | 0.72 |
| 72 | Stark County | 0.68 |
| 72 | Woodford County | 0.68 |
| 73 | Mercer County | 0.67 |
| 73 | Piatt County | 0.67 |
| 73 | Richland County | 0.67 |
| 74 | Marshall County | 0.65 |
| 75 | Jo Daviess County | 0.62 |
| 76 | Gallatin County | 0.61 |
| 77 | White County | 0.6 |
| 78 | Mason County | 0.59 |
| 79 | Edgar County | 0.57 |
| 80 | Hamilton County | 0.55 |
| 81 | Edwards County | 0.54 |
| 81 | Wayne County | 0.54 |
| 82 | Franklin County | 0.53 |
| 83 | Douglas County | 0.52 |
| 83 | Hancock County | 0.52 |
| 84 | Moultrie County | 0.5 |
| 85 | Hardin County | 0.46 |
| 86 | Effingham County | 0.45 |
| 87 | Clark County | 0.44 |
| 88 | Cumberland County | 0.42 |
| 89 | Scott County | 0.4 |
| 90 | Calhoun County | 0.39 |
| 90 | Clay County | 0.39 |
| 91 | Monroe County | 0.34 |
| 92 | Henderson County | 0.32 |
| 93 | Shelby County | 0.3 |
| 94 | Jasper County | 0.2 |
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