Ranking of Illinois Counties By Percentage of Two Or More Races 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 Two Or More Races population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 17.63%. Among all Illinois counties, Perry County had the highest percentage of its Two Or More Races population (aged 25 years and above) with an educational attainment of Less than High School Diploma (56.12%), followed by Lawrence County (46.39%), and Cass County (40.29%).
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 | Perry County | 56.12 |
| 2 | Lawrence County | 46.39 |
| 3 | Cass County | 40.29 |
| 4 | Pike County | 40.00 |
| 5 | Mason County | 34.76 |
| 6 | Fayette County | 31.61 |
| 7 | Randolph County | 30.18 |
| 8 | Menard County | 29.23 |
| 9 | Saline County | 28.74 |
| 10 | Jo Daviess County | 28.14 |
| 11 | Kane County | 26.93 |
| 12 | Iroquois County | 26.15 |
| 13 | Adams County | 25.52 |
| 14 | Winnebago County | 24.93 |
| 15 | Mercer County | 24.62 |
| 16 | Ogle County | 23.36 |
| 17 | Stark County | 23.33 |
| 18 | Lake County | 23.19 |
| 19 | Montgomery County | 22.05 |
| 20 | Macoupin County | 21.01 |
| 21 | Christian County | 20.23 |
| 22 | Schuyler County | 20.20 |
| 23 | Rock Island County | 19.58 |
| 24 | Carroll County | 19.05 |
| 25 | Knox County | 18.95 |
| 26 | Wayne County | 18.57 |
| 27 | Cook County | 18.35 |
| 28 | Jefferson County | 17.79 |
| 29 | Clay County | 17.75 |
| 30 | Will County | 17.19 |
| 31 | Bureau County | 17.07 |
| 32 | McHenry County | 17.00 |
| 33 | Union County | 16.80 |
| 34 | Livingston County | 16.34 |
| 35 | Whiteside County | 16.04 |
| 36 | Alexander County | 16.00 |
| 37 | Coles County | 15.95 |
| 38 | Douglas County | 15.50 |
| 39 | Marshall County | 15.28 |
| 40 | DeKalb County | 15.21 |
| 41 | Lee County | 15.13 |
| 42 | Vermilion County | 14.70 |
| 43 | Hancock County | 14.48 |
| 44 | Kankakee County | 14.11 |
| 45 | Henry County | 13.61 |
| 46 | Marion County | 12.89 |
| 47 | Macon County | 12.80 |
| 48 | Clark County | 12.58 |
| 49 | Crawford County | 12.33 |
| 50 | DuPage County | 12.23 |
| 51 | Grundy County | 11.79 |
| 52 | Johnson County | 11.22 |
| 53 | Ford County | 11.02 |
| 54 | Piatt County | 11.00 |
| 55 | Morgan County | 10.84 |
| 56 | Boone County | 10.77 |
| 56 | Jackson County | 10.77 |
| 57 | LaSalle County | 10.75 |
| 58 | Logan County | 10.71 |
| 59 | Stephenson County | 10.68 |
| 60 | Peoria County | 9.82 |
| 61 | Putnam County | 9.68 |
| 62 | Kendall County | 9.47 |
| 63 | Fulton County | 9.37 |
| 64 | Jasper County | 9.26 |
| 65 | Tazewell County | 9.07 |
| 66 | Clinton County | 8.81 |
| 67 | Richland County | 8.79 |
| 68 | De Witt County | 8.67 |
| 69 | St. Clair County | 8.03 |
| 70 | Sangamon County | 7.40 |
| 71 | Champaign County | 7.30 |
| 72 | Moultrie County | 7.14 |
| 72 | Shelby County | 7.14 |
| 73 | Washington County | 6.90 |
| 74 | Franklin County | 6.68 |
| 75 | Madison County | 6.25 |
| 76 | Brown County | 6.00 |
| 77 | Massac County | 5.19 |
| 78 | Bond County | 4.71 |
| 79 | Pulaski County | 4.29 |
| 80 | White County | 4.11 |
| 81 | Wabash County | 3.65 |
| 82 | Edwards County | 3.33 |
| 83 | McLean County | 3.12 |
| 84 | Williamson County | 3.03 |
| 85 | Jersey County | 2.79 |
| 86 | Effingham County | 2.40 |
| 87 | Cumberland County | 1.37 |
| 88 | Calhoun County | 1.28 |
| 89 | McDonough County | 0.86 |
| 90 | Woodford County | 0.35 |
| 91 | Edgar County | 0.00 |
| 91 | Gallatin County | 0.00 |
| 91 | Greene County | 0.00 |
| 91 | Hamilton County | 0.00 |
| 91 | Hardin County | 0.00 |
| 91 | Henderson County | 0.00 |
| 91 | Monroe County | 0.00 |
| 91 | Pope County | 0.00 |
| 91 | Scott County | 0.00 |
| 91 | Warren County | 0.00 |