- Lead
- 54,996
- Total
- 64,909
- vs nation
- D+86.2
Maryland 25th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 61,133
- Total
- 68,497
- vs nation
- D+84.8
- Lead
- 51,005
- Total
- 56,553
- vs nation
- D+88.1
- Lead
- 51,421
- Total
- 56,721
- vs nation
- D+86.8
- Lead
- 48,805
- Total
- 54,384
- vs nation
- D+82.5
- Lead
- 36,434
- Total
- 44,480
- vs nation
- D+84.4
- Lead
- 30,015
- Total
- 37,501
- vs nation
- D+79.5
- Lead
- 23,599
- Total
- 32,236
- vs nation
- D+64.7
Key facts
- 2024 presidential margin
- D+84.7MIT Election Lab
- Population
- 135,7792024 5-year
- Population density
- 2,070 / sq mi2024 5-year · TIGER/Line
- Land area
- 65.6 sq miTIGER/Line
- Median household income
- $98,7172024 5-year
- White (non-Hispanic)
- 4.6%2024 5-year
- Black
- 80.8%2024 5-year
- Hispanic / Latino
- 9.1%2024 5-year
- Peak Democratic margin
- D+90.7 in 2012MIT Election Lab
- Most similar
- State Senate District 24, MD · twin score 99.7
presidential history
Party record book
Maryland 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
Barack Obama2012
95.0%
53,883 votes · D+90.7 · modeled estimate
Runner-up · Barack Obama, 2008 · 94.6%
Republican
Richard Nixon1972
39.2%
8,138 votes · D+20.4 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 38.2%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
64,371votes
94.0% of the vote · D+89.2 · modeled estimate
Runner-up · Kamala Harris, 2024 · 59,178 votes
Republican
Richard Nixon1972
8,138votes
39.2% of the vote · D+20.4 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 6,601 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
Hillary Clinton2016
+88.1pts D vs U.S.
Place D+90.2 · U.S. D+2.1 · modeled estimate
Runner-up · Barack Obama, 2012 · +86.8 pts
Republican
William H. Taft1912
−27.6pts R vs U.S.
Place D+47.2 · U.S. D+19.5 · modeled estimate
Runner-up · Richard Nixon, 1968 · −31.4 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.
Maryland Senate District 25 leans Republican by double digits in presidential races, making it one of the state's more consistent GOP strongholds at a time when many nearby suburban districts have trended toward Democrats.
Across the recorded series it reached a Democratic high of 90.7 points in 2012. Between 2020 and 2024 the district moved 4.5 points toward the Republican candidate; the 2024 margin was 84.7 points.
A population of 135,779, a 5% non-Hispanic-white share, and a median household income of $98,717 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 24 and State Senate District 26.
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 →
Maryland 25th State Senate District. Akashic. https://akashic.app/sld-upper/24025/. Accessed May 20, 2026. License: CC BY 4.0.