Ranking of Illinois Congressional Districts 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)

Updated on September 5, 2025.

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 congressional districts, IL Congressional District 4 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 (25.48%), followed by IL Congressional District 10 (24.35%), and IL Congressional District 3 (22.02%).

The chart below shows the top 10 Illinois congressional districts, and the table below shows the ranking of all Illinois congressional districts.

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.

Ranking of Illinois Congressional Districts By Percentage of Two Or More Races Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
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Ranking of Illinois Congressional Districts By Percentage of Two Or More Races Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
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Rank Congressional District Percentage of Population (Aged 25yrs+) (%)
1 IL Congressional District 4 25.48
2 IL Congressional District 10 24.35
3 IL Congressional District 3 22.02
4 IL Congressional District 8 21.13
5 IL Congressional District 17 20.58
6 IL Congressional District 11 20.43
7 IL Congressional District 2 16.31
8 IL Congressional District 7 15.30
9 IL Congressional District 16 14.97
10 IL Congressional District 14 13.73
11 IL Congressional District 5 13.71
12 IL Congressional District 15 12.68
13 IL Congressional District 9 11.57
14 IL Congressional District 6 10.63
15 IL Congressional District 18 9.83
16 IL Congressional District 1 9.70
17 IL Congressional District 12 9.62
18 IL Congressional District 13 9.42