- Lead
- 13,553
- Total
- 70,461
- vs nation
- D+20.7
Washington 38th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 15,716
- Total
- 75,138
- vs nation
- D+16.5
- Lead
- 9,951
- Total
- 61,347
- vs nation
- D+14.1
- Lead
- 9,725
- Total
- 56,980
- vs nation
- D+13.2
- Lead
- 10,561
- Total
- 55,382
- vs nation
- D+11.8
- Lead
- 4,010
- Total
- 50,496
- vs nation
- D+10.4
- Lead
- 3,634
- Total
- 43,299
- vs nation
- D+7.9
- Lead
- 4,883
- Total
- 38,382
- vs nation
- D+4.2
Key facts
- 2024 presidential margin
- D+19.2MIT Election Lab
- Population
- 156,5562024 5-year
- Population density
- 2,082 / sq mi2024 5-year · TIGER/Line
- Land area
- 75.2 sq miTIGER/Line
- Median household income
- $91,2372024 5-year
- White (non-Hispanic)
- 61.5%2024 5-year
- Black
- 3.8%2024 5-year
- Hispanic / Latino
- 15.8%2024 5-year
- Peak Democratic margin
- D+47.1 in 1936MIT Election Lab
- Peak Republican margin
- R+58.2 in 1904MIT Election Lab
- Most similar
- Legislative (House) District 29, WA · twin score 88.4
presidential history
Party record book
Washington 38th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 · 34 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Franklin D. Roosevelt1936
71.4%
4,287 votes · D+47.1 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 67.9%
Republican
Theodore Roosevelt1904
72.7%
951 votes · R+58.2 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 67.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
43,961votes
58.5% of the vote · D+20.9 · modeled estimate
Runner-up · Kamala Harris, 2024 · 40,648 votes
Republican
Donald Trump2020
28,245votes
37.6% of the vote · D+20.9 · modeled estimate
Runner-up · Donald Trump, 2024 · 27,095 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
William J. Bryan1896
+24.8pts D vs U.S.
Place D+18.7 · U.S. R+6.1 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · +22.8 pts
Republican
Theodore Roosevelt1904
+38.5pts R vs U.S.
Place R+58.2 · U.S. R+19.7 · modeled estimate
Runner-up · Herbert Hoover, 1928 · +19.9 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2018 | D | 75.5%36,604 | 24.5%11,895 | 48,499 |
Washington's 38th House district, anchored in Snohomish County's denser suburbs, has posted consistent double-digit Democratic margins in recent presidential cycles, reflecting the broader blue shift across the greater Seattle metro's inner-ring communities.
Across the recorded series it reached a Democratic high of 47.1 points in 1936 and a Republican high of 58.2 points in 1904. Between 2020 and 2024 the district moved 1.7 points toward the Republican candidate; the 2024 margin was 19.2 points.
A population of 156,556, a 62% non-Hispanic-white share, and a median household income of $91,237 describe the district. The district's voting pattern over the last decade is most similar to that of Legislative (House) District 29 and Legislative (House) District 21.
The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Washington 38th State House District. Akashic. https://akashic.app/sld-lower/53038/. Accessed May 20, 2026. License: CC BY 4.0.