- Lead
- 3,297
- Total
- 6,320
- vs nation
- D+53.6
Maine 103rd State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 3,340
- Total
- 6,360
- vs nation
- D+48.1
- Lead
- 2,199
- Total
- 5,522
- vs nation
- D+37.7
- Lead
- 2,138
- Total
- 5,353
- vs nation
- D+36.1
- Lead
- 2,331
- Total
- 5,335
- vs nation
- D+36.4
- Lead
- 1,710
- Total
- 5,200
- vs nation
- D+35.3
- Lead
- 1,148
- Total
- 4,458
- vs nation
- D+25.2
- Lead
- 1,389
- Total
- 4,117
- vs nation
- D+25.2
Key facts
- 2024 presidential margin
- D+52.2MIT Election Lab
- Population
- 8,9902024 5-year
- Population density
- 671 / sq mi2024 5-year · TIGER/Line
- Land area
- 13.4 sq miTIGER/Line
- Median household income
- $110,2162024 5-year
- White (non-Hispanic)
- 90.6%2024 5-year
- Black
- 1.1%2024 5-year
- Hispanic / Latino
- 2.1%2024 5-year
- Peak Democratic margin
- D+52.5 in 2020MIT Election Lab
- Peak Republican margin
- R+40.7 in 1924MIT Election Lab
- Most similar
- State House District 123, ME · twin score 97.6
presidential history
Party record book
Maine 103rd 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
Lyndon B. Johnson1964
75.9%
1,824 votes · D+51.7 · modeled estimate
Runner-up · Joe Biden, 2020 · 75.2%
Republican
Calvin Coolidge1924
66.4%
680 votes · R+40.7 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · 65.2%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
4,782votes
75.2% of the vote · D+52.5 · modeled estimate
Runner-up · Kamala Harris, 2024 · 4,747 votes
Republican
Ronald Reagan1984
1,714votes
48.8% of the vote · D+2.2 · modeled estimate
Runner-up · George W. Bush, 2004 · 1,703 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
+53.6pts D vs U.S.
Place D+52.2 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +48.1 pts
Republican
Herbert Hoover1932
+25.1pts R vs U.S.
Place R+7.3 · U.S. D+17.8 · modeled estimate
Runner-up · Alf Landon, 1936 · +21.9 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.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2018 | D | 69.4%2,842 | 30.6%1,252 | 4,094 |
With a 2024 presidential margin of D+52.2, this compact district ranks among the most lopsided in the state, likely anchored by a dense urban core where Democratic candidates routinely run up large majorities.
Across the recorded series it reached a Democratic high of 52.5 points in 2020 and a Republican high of 40.7 points in 1924. The 2024 margin was 52.2 points.
A population of 8,990, a 91% non-Hispanic-white share, and a median household income of $110,216 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 123 and State House District 110.
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 →
Maine 103rd State House District. Akashic. https://akashic.app/sld-lower/23103/. Accessed May 20, 2026. License: CC BY 4.0.