Ranking of Washington Congressional Districts By Population Aged 25 years and above with an Educational attainment of High School Graduate or Equivalent in 2021 (ACS-5Yrs)
Updated on September 4, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the population of Washington (aged 25 years and above) who had an educational attainment of High School Graduate or Equivalent was 1,150,293. Among all Washington congressional districts, WA CD 3 had the highest population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (142,415), followed by WA CD 10 (133,244), and WA CD 6 (126,452).
The chart below shows the top 10 Washington congressional districts, and the table below shows the ranking of all Washington 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.
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Related Topics: Washington ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of Washington Congressional Districts By Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
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| Rank | Congressional District | Number of People |
|---|---|---|
| 1 | WA Congressional District 3 | 142415 |
| 2 | WA Congressional District 10 | 133244 |
| 3 | WA Congressional District 6 | 126452 |
| 4 | WA Congressional District 2 | 121635 |
| 5 | WA Congressional District 4 | 121273 |
| 6 | WA Congressional District 8 | 120130 |
| 7 | WA Congressional District 5 | 120036 |
| 8 | WA Congressional District 9 | 102196 |
| 9 | WA Congressional District 1 | 100111 |
| 10 | WA Congressional District 7 | 62801 |