Ranking of Illinois Counties By Percentage of Black or African American Alone Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)
Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the Illinois Black or African American Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 12.40%. Among all Illinois counties, De Witt County had the highest percentage of its Black or African American Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (63.04%), followed by Crawford County (55.67%), and Hardin County (50.00%).
The chart below shows the top 10 Illinois counties, and the table below shows the ranking of all Illinois counties.
You can see similar information for other educational attainments, and for other races and ethnicities.
You can also see similar information for other states and for the United States.
| Rank | County | Percentage of Population (Aged 25yrs+) (%) |
|---|---|---|
| 1 | De Witt County | 63.04 |
| 2 | Crawford County | 55.67 |
| 3 | Hardin County | 50.00 |
| 4 | Clay County | 49.25 |
| 5 | Carroll County | 48.67 |
| 6 | Johnson County | 47.64 |
| 7 | Randolph County | 45.60 |
| 8 | Fulton County | 44.53 |
| 9 | Brown County | 43.91 |
| 10 | Livingston County | 43.89 |
| 11 | Montgomery County | 41.51 |
| 12 | Logan County | 40.40 |
| 13 | Lawrence County | 40.19 |
| 14 | Perry County | 40.04 |
| 15 | Menard County | 40.00 |
| 16 | Clinton County | 39.42 |
| 17 | Pike County | 38.61 |
| 18 | Greene County | 35.11 |
| 19 | Fayette County | 35.06 |
| 20 | Knox County | 33.84 |
| 21 | Edwards County | 33.33 |
| 22 | Lee County | 29.60 |
| 23 | Moultrie County | 29.41 |
| 24 | Bond County | 28.61 |
| 25 | Bureau County | 28.18 |
| 26 | White County | 27.91 |
| 27 | LaSalle County | 27.70 |
| 28 | Monroe County | 26.32 |
| 28 | Washington County | 26.32 |
| 29 | Effingham County | 25.78 |
| 30 | Rock Island County | 25.29 |
| 31 | Putnam County | 25.00 |
| 32 | Cass County | 24.79 |
| 33 | Ford County | 24.73 |
| 34 | Tazewell County | 23.81 |
| 35 | Henry County | 23.73 |
| 36 | Jasper County | 23.08 |
| 37 | Clark County | 22.92 |
| 38 | Ogle County | 22.13 |
| 39 | Christian County | 21.83 |
| 40 | Iroquois County | 19.71 |
| 41 | Mercer County | 19.61 |
| 42 | Sangamon County | 19.20 |
| 43 | Vermilion County | 19.19 |
| 44 | Union County | 18.59 |
| 45 | Macoupin County | 18.52 |
| 46 | Stephenson County | 17.65 |
| 47 | Franklin County | 17.59 |
| 48 | Piatt County | 16.95 |
| 49 | Peoria County | 16.72 |
| 50 | Cumberland County | 16.67 |
| 51 | Whiteside County | 16.62 |
| 52 | Douglas County | 16.51 |
| 53 | Kankakee County | 16.41 |
| 54 | Jefferson County | 16.09 |
| 55 | Winnebago County | 15.94 |
| 56 | Adams County | 15.69 |
| 57 | Marion County | 15.39 |
| 58 | Morgan County | 14.93 |
| 59 | Jersey County | 14.82 |
| 59 | Richland County | 14.82 |
| 60 | Grundy County | 14.44 |
| 61 | Hancock County | 14.29 |
| 61 | Henderson County | 14.29 |
| 62 | Massac County | 14.22 |
| 63 | Macon County | 14.16 |
| 64 | Madison County | 12.94 |
| 65 | Pulaski County | 12.72 |
| 66 | Champaign County | 12.64 |
| 67 | Pope County | 12.62 |
| 68 | Marshall County | 12.50 |
| 69 | Coles County | 12.31 |
| 70 | St. Clair County | 12.26 |
| 71 | Cook County | 11.74 |
| 72 | Schuyler County | 11.69 |
| 73 | Kane County | 11.15 |
| 74 | Alexander County | 10.99 |
| 75 | Saline County | 10.42 |
| 76 | Williamson County | 10.15 |
| 77 | Wabash County | 10.00 |
| 78 | Jackson County | 9.38 |
| 78 | Lake County | 9.38 |
| 79 | Kendall County | 8.84 |
| 80 | Will County | 8.71 |
| 81 | Edgar County | 7.87 |
| 82 | Mason County | 7.84 |
| 83 | Warren County | 7.35 |
| 84 | Jo Daviess County | 7.14 |
| 85 | McHenry County | 6.97 |
| 86 | DuPage County | 6.94 |
| 87 | Woodford County | 6.72 |
| 88 | McLean County | 6.00 |
| 89 | McDonough County | 5.13 |
| 90 | DeKalb County | 3.86 |
| 91 | Boone County | 3.21 |
| 92 | Wayne County | 1.32 |
| 93 | Calhoun County | 0.00 |
| 93 | Gallatin County | 0.00 |
| 93 | Hamilton County | 0.00 |
| 93 | Scott County | 0.00 |
| 93 | Shelby County | 0.00 |
| 93 | Stark County | 0.00 |