Ranking of Pennsylvania Congressional Districts By Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)

Updated on September 4, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the population of Pennsylvania (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 787,376. Among all Pennsylvania congressional districts, PA CD 2 had the highest population (aged 25 years and above) with an educational attainment of Less than High School Diploma (85,183), followed by PA CD 11 (62,895), and PA CD 9 (52,007).

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

You can see similar information for other educational attainments.

You can also see similar information for other states and for the United States.

Ranking of Pennsylvania Cnogressional Districts By Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
PA CD 2
PA CD 11
PA CD 9
PA CD 3
PA CD 13
PA CD 7
PA CD 8
PA CD 12
PA CD 10
PA CD 6
Ranking of Pennsylvania Congressional Districts By 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 PA Congressional District 2 85183
2 PA Congressional District 11 62895
3 PA Congressional District 9 52007
4 PA Congressional District 3 49858
5 PA Congressional District 13 49100
6 PA Congressional District 7 48698
7 PA Congressional District 8 47426
8 PA Congressional District 12 46525
9 PA Congressional District 10 42962
10 PA Congressional District 6 41629
11 PA Congressional District 15 40536
12 PA Congressional District 16 38398
13 PA Congressional District 5 38324
14 PA Congressional District 14 34078
15 PA Congressional District 1 30524
16 PA Congressional District 18 29008
17 PA Congressional District 4 27798
18 PA Congressional District 17 22427