Ranking of Illinois Counties By Percentage of Population Aged 25 years and above with an Educational attainment of Some College or Associates Degree in 2021 (ACS-5Yrs)
Updated on September 3, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the population of Illinois (aged 25 years and above) who had an educational attainment of Some College or Associates Degree was 28.34%. Among all Illinois counties, Edwards County had the highest percentage of its population (aged 25 years and above) with an educational attainment of Some College or Associates Degree (44.40%), followed by Richland County (41.72%), and Wabash County (40.16%).
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.
You can also see similar information for other states and for the United States.
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Related Topics: Illinois ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of Illinois Counties By Percentage of Population (Aged 25yrs+) with an Educational Attainment of Some College or Associates Degree in 2021
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| Rank | County | Percentage of Population (Aged 25yrs+) (%) |
|---|---|---|
| 1 | Edwards County | 44.40 |
| 2 | Richland County | 41.72 |
| 3 | Wabash County | 40.16 |
| 4 | Crawford County | 40.11 |
| 5 | Jefferson County | 40.00 |
| 6 | Saline County | 39.53 |
| 7 | Massac County | 39.46 |
| 8 | White County | 39.37 |
| 9 | Franklin County | 39.11 |
| 10 | Gallatin County | 37.88 |
| 11 | Marion County | 37.84 |
| 12 | Menard County | 37.46 |
| 13 | Wayne County | 37.37 |
| 14 | Hardin County | 37.24 |
| 15 | Effingham County | 37.22 |
| 16 | Hamilton County | 37.10 |
| 17 | Stephenson County | 37.01 |
| 18 | LaSalle County | 36.60 |
| 19 | Schuyler County | 36.47 |
| 20 | Washington County | 36.43 |
| 21 | Lee County | 36.34 |
| 22 | Williamson County | 36.24 |
| 23 | Alexander County | 36.21 |
| 24 | Rock Island County | 35.84 |
| 25 | Clinton County | 35.55 |
| 26 | Madison County | 35.51 |
| 27 | Mercer County | 35.32 |
| 28 | St. Clair County | 35.31 |
| 29 | Ogle County | 35.29 |
| 30 | Grundy County | 35.27 |
| 31 | Marshall County | 35.23 |
| 32 | Tazewell County | 35.20 |
| 33 | Perry County | 34.94 |
| 34 | Bond County | 34.87 |
| 35 | Calhoun County | 34.82 |
| 36 | Cumberland County | 34.79 |
| 37 | Ford County | 34.78 |
| 38 | Jasper County | 34.69 |
| 39 | Bureau County | 34.66 |
| 40 | Whiteside County | 34.63 |
| 41 | Pulaski County | 34.62 |
| 42 | Jackson County | 34.59 |
| 43 | Hancock County | 34.46 |
| 44 | Lawrence County | 34.43 |
| 45 | Clay County | 34.37 |
| 46 | Fulton County | 34.30 |
| 47 | DeKalb County | 34.19 |
| 48 | Knox County | 34.10 |
| 49 | Iroquois County | 33.99 |
| 49 | Kankakee County | 33.99 |
| 50 | Coles County | 33.91 |
| 50 | Henry County | 33.91 |
| 51 | Kendall County | 33.71 |
| 52 | Putnam County | 33.66 |
| 53 | Moultrie County | 33.65 |
| 54 | Logan County | 33.63 |
| 55 | Winnebago County | 33.61 |
| 56 | Randolph County | 33.47 |
| 57 | Johnson County | 33.15 |
| 58 | Shelby County | 32.98 |
| 59 | Mason County | 32.96 |
| 60 | Macon County | 32.89 |
| 61 | Vermilion County | 32.86 |
| 62 | Fayette County | 32.85 |
| 63 | Jersey County | 32.68 |
| 64 | Monroe County | 32.67 |
| 65 | Clark County | 32.36 |
| 65 | McHenry County | 32.36 |
| 66 | Pike County | 32.26 |
| 67 | Macoupin County | 32.15 |
| 68 | Adams County | 31.84 |
| 68 | Peoria County | 31.84 |
| 69 | Carroll County | 31.83 |
| 70 | Warren County | 31.72 |
| 71 | Pope County | 31.46 |
| 72 | Livingston County | 31.42 |
| 73 | Jo Daviess County | 31.40 |
| 74 | Woodford County | 31.31 |
| 75 | Union County | 31.24 |
| 76 | Edgar County | 31.23 |
| 77 | Sangamon County | 31.15 |
| 78 | Henderson County | 31.04 |
| 79 | Stark County | 30.99 |
| 80 | Piatt County | 30.57 |
| 81 | Douglas County | 30.53 |
| 82 | De Witt County | 30.21 |
| 83 | Will County | 30.14 |
| 84 | Montgomery County | 30.09 |
| 85 | McDonough County | 29.94 |
| 86 | Boone County | 29.76 |
| 87 | Greene County | 29.55 |
| 88 | Morgan County | 29.46 |
| 89 | Christian County | 29.42 |
| 90 | Brown County | 29.41 |
| 91 | Champaign County | 27.93 |
| 92 | Scott County | 27.50 |
| 93 | Kane County | 27.48 |
| 94 | McLean County | 27.11 |
| 95 | Cass County | 24.92 |
| 96 | Cook County | 24.80 |
| 97 | DuPage County | 24.72 |
| 98 | Lake County | 24.35 |
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