Washington State House District 21
Safe Democratic — shifted 11.7pp toward Democrats in 2024 — 163K residents
Washington State House District 21 is a state house district that has a population of 163,097. In the 2024 presidential election, it voted Democratic with a margin of D+36.4. Akashic Edge tracks 5 presidential elections here, dating back to 2008.
| Year | Dem % | Rep % | Margin | Swing |
|---|---|---|---|---|
| 2024 | 66.3% | 29.9% | D+36.4 | D+11.7 |
| 2020 | 60.6% | 35.9% | D+24.7 | R+8.5 |
| 2016 | 62.9% | 29.7% | D+33.2 | D+6.9 |
| 2012 | 63.1% | 36.9% | D+26.3 | R+2.2 |
| 2008 | 63.4% | 34.9% | D+28.5 | — |
What defines WA-HD-21?
It has a working-class electorate (0% college-educated) — a demographic increasingly aligned with Republicans nationwide.
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Key Insights
- Has voted Democratic in the last 5 presidential elections
- Latest election (2024) was a Democratic landslide with a 36.4% margin
- Swung 11.7 points toward Democratic between 2020 and 2024
Who Lives Here
| Group | WA-HD-21 | State | National |
|---|---|---|---|
White (Non-Hispanic) | 55.3% | 63.1% | 57.4% |
Asian | 17.7% | 9.8% | 6.0% |
Hispanic / Latino | 12.8% | 14.4% | 19.3% |
Multiracial / Other | 6.7% | 6.8% | 4.0% |
Black / African American | 5.9% | 4.0% | 12.2% |
Native American / Alaska Native | 0.9% | 1.2% | 0.9% |
Native Hawaiian / Pacific Islander | 0.8% | 0.7% | 0.2% |
Who lives in Washington State House District 21? 163,097 residents as of the 2020 Census.
Demographics
Scale, voting-age share, and this geography's footprint inside the national electorate.
Income, attainment, and ownership indicators that often shape coalition structure and turnout behavior.
Age structure, language use, and nativity signals that explain how this geography differs from state and nation.
Turnout in WA-HD-21
How competitive is WA-HD-21?
Other Washington State House Districts
48 total| Name | Margin ↓ |
|---|---|
| WA-HD-43 | D+81.3 |
| WA-HD-36 | D+80.9 |
| WA-HD-46 | D+78.3 |
| WA-HD-37 | D+73.3 |
| WA-HD-34 | D+69.6 |
| WA-HD-32 | D+53.0 |
| WA-HD-48 | D+44.9 |
| WA-HD-41 | D+44.5 |
| WA-HD-01 | D+44.4 |
| WA-HD-45 | D+44.0 |
| WA-HD-27 | D+43.8 |
| WA-HD-40 | D+40.9 |
| WA-HD-22 | D+38.2 |
| WA-HD-11 | D+36.9 |
| WA-HD-33 | D+36.1 |
| WA-HD-23 | D+32.5 |
| WA-HD-49 | D+24.5 |
| WA-HD-03 | D+23.8 |
| WA-HD-05 | D+23.6 |
| WA-HD-28 | D+20.8 |
| WA-HD-44 | D+20.7 |
| WA-HD-29 | D+20.6 |
| WA-HD-30 | D+19.8 |
| WA-HD-38 | D+19.3 |
| WA-HD-47 | D+15.1 |