- Lead
- 18,667
- Total
- 34,390
- vs nation
- D+55.8
Oregon 16th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 19,925
- Total
- 36,557
- vs nation
- D+50.0
- Lead
- 15,914
- Total
- 34,933
- vs nation
- D+43.5
- Lead
- 13,928
- Total
- 31,703
- vs nation
- D+40.1
- Lead
- 15,530
- Total
- 33,107
- vs nation
- D+39.6
- Lead
- 11,023
- Total
- 31,700
- vs nation
- D+37.2
- Lead
- 6,870
- Total
- 26,148
- vs nation
- D+25.8
- Lead
- 6,888
- Total
- 23,942
- vs nation
- D+20.2
Key facts
- 2024 presidential margin
- D+54.3MIT Election Lab
- Population
- 70,5682024 5-year
- Population density
- 623 / sq mi2024 5-year · TIGER/Line
- Land area
- 113 sq miTIGER/Line
- Median household income
- $69,5032024 5-year
- White (non-Hispanic)
- 73.2%2024 5-year
- Black
- 1.1%2024 5-year
- Hispanic / Latino
- 9.5%2024 5-year
- Peak Democratic margin
- D+54.5 in 2020MIT Election Lab
- Peak Republican margin
- R+36.0 in 1928MIT Election Lab
- Most similar
- State House District 10, KS · twin score 95.5
presidential history
Party record book
Oregon 16th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Joe Biden2020
75.3%
27,511 votes · D+54.5 · modeled estimate
Runner-up · Kamala Harris, 2024 · 74.9%
Republican
Dwight D. Eisenhower1952
67.4%
5,003 votes · R+35.5 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 67.2%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
27,511votes
75.3% of the vote · D+54.5 · modeled estimate
Runner-up · Kamala Harris, 2024 · 25,771 votes
Republican
George W. Bush2004
10,044votes
31.7% of the vote · D+34.8 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 9,710 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
Kamala Harris2024
+55.8pts D vs U.S.
Place D+54.3 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +50.0 pts
Republican
Dwight D. Eisenhower1952
+24.7pts R vs U.S.
Place R+35.5 · U.S. R+10.8 · modeled estimate
Runner-up · Thomas E. Dewey, 1948 · +23.3 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.
With a 2024 presidential margin exceeding 54 points, this Portland-area district ranks among the most reliably left-tilting constituencies in the state, leaving general-election competition essentially absent in most cycles.
Across the recorded series it reached a Democratic high of 54.5 points in 2020 and a Republican high of 36.0 points in 1928. The 2024 margin was 54.3 points.
A population of 70,568, a 73% non-Hispanic-white share, and a median household income of $69,503 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 10 and State House District 53.
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 →
Oregon 16th State House District. Akashic. https://akashic.app/sld-lower/41016/. Accessed May 20, 2026. License: CC BY 4.0.