- Lead
- 9,047
- Total
- 28,120
- vs nation
- D+33.6
Maine 25th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 9,229
- Total
- 28,229
- vs nation
- D+28.2
- Lead
- 5,541
- Total
- 24,810
- vs nation
- D+20.2
- Lead
- 5,383
- Total
- 24,109
- vs nation
- D+18.5
- Lead
- 6,103
- Total
- 23,727
- vs nation
- D+18.4
- Lead
- 3,246
- Total
- 23,684
- vs nation
- D+16.2
- Lead
- 1,385
- Total
- 20,740
- vs nation
- D+6.2
- Lead
- 3,179
- Total
- 18,777
- vs nation
- D+8.4
Key facts
- 2024 presidential margin
- D+32.2MIT Election Lab
- Population
- 40,1252024 5-year
- Population density
- 318 / sq mi2024 5-year · TIGER/Line
- Land area
- 126 sq miTIGER/Line
- Median household income
- $128,4892024 5-year
- White (non-Hispanic)
- 91.5%2024 5-year
- Black
- 0.7%2024 5-year
- Hispanic / Latino
- 2.0%2024 5-year
- Peak Democratic margin
- D+34.8 in 1964MIT Election Lab
- Peak Republican margin
- R+56.0 in 1924MIT Election Lab
- Most similar
- State Senate District 30, ME · twin score 98.7
presidential history
Party record book
Maine 25th State Senate 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
Lyndon B. Johnson1964
67.4%
7,102 votes · D+34.8 · modeled estimate
Runner-up · Joe Biden, 2020 · 65.1%
Republican
Calvin Coolidge1924
74.4%
4,027 votes · R+56.0 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · 73.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
18,377votes
65.1% of the vote · D+32.7 · modeled estimate
Runner-up · Kamala Harris, 2024 · 18,269 votes
Republican
Ronald Reagan1984
10,107votes
59.0% of the vote · R+18.4 · modeled estimate
Runner-up · George W. Bush, 2004 · 10,023 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
+33.6pts D vs U.S.
Place D+32.2 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +28.2 pts
Republican
Herbert Hoover1932
+44.6pts R vs U.S.
Place R+26.8 · U.S. D+17.8 · modeled estimate
Runner-up · Alf Landon, 1936 · +42.0 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 | 69.4%12,686 | 30.6%5,587 | 18,273 |
Maine 25th State Senate District sits in New England. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 34.8 points in 1964 and a Republican high of 56.0 points in 1924. Between 2020 and 2024 the district moved 0.5 points toward the Republican candidate; the 2024 margin was 32.2 points.
A population of 40,125, a 92% non-Hispanic-white share, and a median household income of $128,489 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 30 and State Senate District 29.
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 →
Maine 25th State Senate District. Akashic. https://akashic.app/sld-upper/23025/. Accessed May 20, 2026. License: CC BY 4.0.