Akashic
1892–2024
Akashic
Oregon 31st State House District
presidential margin
2008D+8.72012D+2.22016R+10.02020R+8.12024R+11.8
full record · 2008 → 2024
R+11.8
2024
median income$94,963U.S. $80,734 · OR $83,011
median age43.4U.S. 39.1 · OR 40.6
poverty rate7.9%U.S. 12.5% · OR 12.0%
bachelor’s+ (25+)45.1%U.S. 35.6% · OR 36.7%
non-english22.5%U.S. 22.3% · OR 15.3%
race · ethnicity · ancestry
German19.6%
English17.3%
Irish13.3%
Mexican4.9%
Guatemalan0.3%
Puerto Rican0.2%
Aztec0.8%
Asian Indian0.4%
Chinese0.3%
Vietnamese0.2%
religion

Religious adherence is published only at the county level (U.S. Religion Census). See Columbia County.

American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024.

Oregon 31st State House District

Akashic
Oregon 31st State House DistrictTrumpR+11.8
2024
2024 presidential margin for Oregon 31st State House DistrictThe boundary of Oregon 31st State House District, filled by its 2024 presidential margin (R+11.8), over faint outlines of the counties it is drawn from.Oregon 31st State House District · R+11.8
How it voted
Share of the 2024 vote
Donald Trump ✓Republican53.9%23,531
Kamala HarrisDemocratic42.2%18,399
Robert F. Kennedy Jr.We The People3.9%1,690
D+60
R+60
District boundary, filled by its own 2024 D-vs-R margin — precinct detail where available, over the 3 counties it's drawn from (shown faint).
The precinct map shows the 2024 presidential vote; the timeline scrubs the district’s overall result across 1892–2024, on its current boundaries.
County-level results (3 counties) — table
2024 presidential result by county for Oregon 31st State House District — winner and D-vs-R margin.
CountyWinnerMargin
Columbia County, ORRepublicanR+13.8
Multnomah County, ORDemocraticD+61.6
Washington County, ORDemocraticD+33.7
5 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonDemocraticRepublicanOtherMarginTotal
R
42.2%Harris18,399
53.9%Trump23,531
3.9%Kennedy1,690
−11.8%
43,620
R
44.0%Biden19,761
52.2%Trump23,415
3.8%Jorgensen1,689
−8.1%
44,865
R
39.1%Clinton14,605
49.1%Trump18,360
11.9%Johnson4,432
−10.0%
37,397
D
51.1%Obama16,309
48.9%Romney15,598
0.0%
+2.2%
31,907
D
52.9%Obama17,931
44.2%McCain14,984
2.9%Nader994
+8.7%
33,909
presidential history
Presidential margin, 2008–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 2008 to 2024. Most recent: −11.8% in 2024.flipped R · 2016−11.8%DR20082024
Presidential margin over time
YearMargin (D minus R)
2008+8.7%
2012+2.2%
2016−10.0%
2020−8.1%
2024−11.8%
DemocraticRepublican
current representation
Current officeholders
RDarcey EdwardsState House · 31

State legislative officeholder from OpenStates nightly current-legislator data.

Source · OpenStates current legislator CSV.

Covering rural terrain in southern Oregon, this district delivered a nearly 30-point Republican presidential margin in 2024, placing it among the state's most politically homogeneous constituencies.

Across the recorded series it reached a Democratic high of 8.7 points in 2008 and a Republican high of 11.8 points in 2024. Between 2020 and 2024 the district moved 3.6 points toward the Republican candidate; the 2024 margin was 11.8 points.

A population of 71,273, a 85% non-Hispanic-white share, and a median household income of $94,963 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 51 and Legislative (House) District 39.

Political twins — state-house districts

The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.

State House District 51
Oregon
83.4twin score
median income% Black% White
Legislative (House) District 39
Washington
70.1twin score
median income12-yr trend% Black≠ % Evangelical
State House District 12
Oregon
70.0twin score
% White% Black% unaffiliated≠ median income

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 →

Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Oregon 31st State House District. Akashic. https://akashic.app/sld-lower/41031/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
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Places within Oregon 31st State House District

counties it covers3
Columbia CountyMultnomah CountyWashington County

Frequently asked questions

How did Oregon 31st State House District vote in 2024?
In 2024, Oregon 31st State House District voted Republican by 11.8 points (R+11.8), carried by the Republican candidate. Out of 43,620 votes cast, 18,399 went Democratic and 23,531 went Republican.
When did Oregon 31st State House District last vote Democratic?
The most recent presidential election in which Oregon 31st State House District voted Democratic was 2012.
How many people live in Oregon 31st State House District?
Oregon 31st State House District has a population of 71,273 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Oregon 31st State House District?
Median household income in Oregon 31st State House District is $94,963 — above the national median of $80,734. The Oregon state median is $83,011.
What is the political history of Oregon 31st State House District?
Akashic tracks 5 presidential elections in Oregon 31st State House District from 2008 to 2024. Of those, 2 went Democratic and 3 went Republican.