Ranking of Oklahoma Congressional Districts By Percentage of 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 percentage of the population of Oklahoma (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 11.25%. Among all Oklahoma congressional districts, OK CD 2 had the highest percentage of its population (aged 25 years and above) with an educational attainment of Less than High School Diploma (13.78%), followed by OK CD 5 (12.08%), and OK CD 3 (11.03%).

The chart below shows the top 5 Oklahoma congressional districts, and the table below shows the ranking of all Oklahoma 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 Oklahoma Congressional Districts By Percentage of Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
OK CD 2
OK CD 5
OK CD 3
OK CD 1
OK CD 4
Ranking of Oklahoma Congressional Districts By Percentage of 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 OK Congressional District 2 13.78
2 OK Congressional District 5 12.08
3 OK Congressional District 3 11.03
4 OK Congressional District 1 9.94
5 OK Congressional District 4 9.60