- Lead
- 12,519
- Total
- 82,678
- vs nation
- R+13.7
Washington 19th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 11,987
- Total
- 84,369
- vs nation
- R+18.7
- Lead
- 9,087
- Total
- 66,247
- vs nation
- R+15.8
- Lead
- 2,118
- Total
- 63,925
- vs nation
- R+0.5
- Lead
- 4,991
- Total
- 65,083
- vs nation
- D+0.4
- Lead
- 197
- Total
- 60,977
- vs nation
- D+2.1
- Lead
- 29
- Total
- 54,573
- vs nation
- R+0.5
- Lead
- 8,960
- Total
- 51,305
- vs nation
- D+8.9
Key facts
- 2024 presidential margin
- R+15.1MIT Election Lab
- Population
- 158,3342024 5-year
- Population density
- 61 / sq mi2024 5-year · TIGER/Line
- Land area
- 2,600 sq miTIGER/Line
- Median household income
- $70,1312024 5-year
- White (non-Hispanic)
- 78.1%2024 5-year
- Black
- 1.0%2024 5-year
- Hispanic / Latino
- 10.1%2024 5-year
- Peak Democratic margin
- D+43.8 in 1964MIT Election Lab
- Peak Republican margin
- R+59.1 in 1904MIT Election Lab
- Most similar
- State Senate District 6, OR · twin score 82.5
presidential history
Party record book
Washington 19th State Senate 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
Lyndon B. Johnson1964
71.6%
27,347 votes · D+43.8 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 68.7%
Republican
Theodore Roosevelt1904
74.5%
4,633 votes · R+59.1 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 68.2%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
34,890votes
41.4% of the vote · R+14.2 · modeled estimate
Runner-up · Barack Obama, 2008 · 34,047 votes
Republican
Donald Trump2020
46,877votes
55.6% of the vote · R+14.2 · modeled estimate
Runner-up · Donald Trump, 2024 · 46,217 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
Lyndon B. Johnson1964
+21.2pts D vs U.S.
Place D+43.8 · U.S. D+22.6 · modeled estimate
Runner-up · Michael Dukakis, 1988 · +19.7 pts
Republican
Theodore Roosevelt1904
+39.4pts R vs U.S.
Place R+59.1 · U.S. R+19.7 · modeled estimate
Runner-up · William H. Taft, 1908 · +31.9 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.
Covering agricultural stretches of south-central Washington, this district returned a 15.1-point Republican presidential margin in 2024, reflecting a predominantly rural, Latino and white working-class electorate with deep roots in the region's farming economy.
Across the recorded series it reached a Democratic high of 43.8 points in 1964 and a Republican high of 59.1 points in 1904. Between 2020 and 2024 the district moved 0.9 points toward the Republican candidate; the 2024 margin was 15.1 points.
A population of 158,334, a 78% non-Hispanic-white share, and a median household income of $70,131 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 6 and State Senate District 17.
The state-senate 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 19th State Senate District. Akashic. https://akashic.app/sld-upper/53019/. Accessed May 20, 2026. License: CC BY 4.0.