Ranking of Illinois Congressional Districts By Non-Hispanic White Alone 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 Illinois Non-Hispanic White Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 302,959. Among all Illinois congressional districts, IL Congressional District 15 had the highest Non-Hispanic White Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (36,993), followed by IL Congressional District 17 (30,429), and IL Congressional District 12 (27,302).

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 Non-Hispanic White Alone 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 Non-Hispanic White Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
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Rank Congressional District Number of People
1 IL Congressional District 15 36993
2 IL Congressional District 17 30429
3 IL Congressional District 12 27302
4 IL Congressional District 16 27206
5 IL Congressional District 13 23794
6 IL Congressional District 3 22313
7 IL Congressional District 18 22122
8 IL Congressional District 5 15156
9 IL Congressional District 8 13458
10 IL Congressional District 9 13285
11 IL Congressional District 14 13119
12 IL Congressional District 10 10488
13 IL Congressional District 11 9720
14 IL Congressional District 2 9246
15 IL Congressional District 6 8633
16 IL Congressional District 4 8320
17 IL Congressional District 1 7963
18 IL Congressional District 7 3412