Ranking of Illinois Congressional Districts By 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 White Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 453,197. Among all Illinois congressional districts, IL Congressional District 4 had the highest White Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (41,186), followed by IL Congressional District 15 (38,771), and IL Congressional District 3 (37,592).

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 White Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
IL CD 4
IL CD 15
IL CD 3
IL CD 17
IL CD 16
IL CD 12
IL CD 8
IL CD 11
IL CD 13
IL CD 18
Ranking of Illinois Congressional Districts By White Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Items per page:
0 of 0
Rank Congressional District Number of People
1 IL Congressional District 4 41186
2 IL Congressional District 15 38771
3 IL Congressional District 3 37592
4 IL Congressional District 17 35176
5 IL Congressional District 16 32724
6 IL Congressional District 12 29151
7 IL Congressional District 8 26611
8 IL Congressional District 11 25241
9 IL Congressional District 13 24879
10 IL Congressional District 18 23123
11 IL Congressional District 5 23087
12 IL Congressional District 10 22117
13 IL Congressional District 14 19418
14 IL Congressional District 9 19191
15 IL Congressional District 2 17790
16 IL Congressional District 1 13492
17 IL Congressional District 6 13138
18 IL Congressional District 7 10510