Washington 20th 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
Lyndon B. Johnson1964
63.3%
17,066 votes · D+27.0 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 59.6%
Republican
Theodore Roosevelt1904
71.9%
3,270 votes · R+53.1 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 71.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
33,688votes
34.9% of the vote · R+27.0 · modeled estimate
Runner-up · Joe Biden, 2020 · 32,068 votes
Republican
Donald Trump2024
59,692votes
61.9% of the vote · R+27.0 · modeled estimate
Runner-up · Donald Trump, 2020 · 57,740 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
+4.4pts D vs U.S.
Place D+27.0 · U.S. D+22.6 · modeled estimate
Runner-up · William J. Bryan, 1896 · +2.3 pts
Republican
Theodore Roosevelt1904
+33.4pts R vs U.S.
Place R+53.1 · U.S. R+19.7 · modeled estimate
Runner-up · Donald Trump, 2020 · +32.2 pts
current representation
Current officeholders
REd OrcuttState House · 20
RPeter AbbarnoState House · 20
State legislative officeholder from OpenStates nightly current-legislator data.
U.S. House elections · 2 House
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.
Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year
Vote lead
Democratic
Republican
Total
2024
R
47.2%38,630
52.8%43,181
81,811
2018
R
42.1%25,616
57.9%35,240
60,856
Anchored in the agricultural lowlands east of the Cascades, this district has posted presidential margins exceeding R+25 in recent cycles, making it a cornerstone of the state's heavily Republican eastern bloc.
Across the recorded series it reached a Democratic high of 27.0 points in 1964 and a Republican high of 53.1 points in 1904. Between 2020 and 2024 the district moved 0.8 points toward the Democratic candidate; the 2024 margin was 27.0 points.
A population of 157,077, a 82% non-Hispanic-white share, and a median household income of $90,896 describe the district. The district's voting pattern over the last decade is most similar to that of Legislative (House) District 4 and State House District 11.
Akashic
Political twins — state-house districts
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.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons → · Or open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Washington 20th State House District. Akashic. https://akashic.app/sld-lower/53020/. Accessed May 20, 2026. License: CC BY 4.0.
How did Washington 20th State House District vote in 2024?
In 2024, Washington 20th State House District voted Republican by 27.0 points (R+27.0), carried by the Republican candidate. Out of 96,439 votes cast, 33,688 went Democratic and 59,692 went Republican.
When did Washington 20th State House District last vote Democratic?
The most recent presidential election in which Washington 20th State House District voted Democratic was 1964.
How many people live in Washington 20th State House District?
Washington 20th State House District has a population of 157,077 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Washington 20th State House District?
Median household income in Washington 20th State House District is $90,896 — above the national median of $80,734. The Washington state median is $98,141.
What is the political history of Washington 20th State House District?
Akashic tracks 38 presidential elections in Washington 20th State House District from 1876 to 2024. Of those, 4 went Democratic and 28 went Republican.