- Lead
- 40,648
- Total
- 136,020
- vs nation
- R+28.4
Pennsylvania 25th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 37,203
- Total
- 131,811
- vs nation
- R+32.7
- Lead
- 31,831
- Total
- 122,453
- vs nation
- R+28.1
- Lead
- 17,675
- Total
- 111,246
- vs nation
- R+19.7
- Lead
- 3,911
- Total
- 119,654
- vs nation
- R+10.5
- Lead
- 19,193
- Total
- 113,373
- vs nation
- R+14.5
- Lead
- 17,059
- Total
- 96,448
- vs nation
- R+18.2
- Lead
- 2,526
- Total
- 91,528
- vs nation
- R+11.3
Key facts
- 2024 presidential margin
- R+29.9MIT Election Lab
- Population
- 267,6752024 5-year
- Population density
- 50 / sq mi2024 5-year · TIGER/Line
- Land area
- 5,406 sq miTIGER/Line
- Median household income
- $65,0122024 5-year
- White (non-Hispanic)
- 89.8%2024 5-year
- Black
- 2.0%2024 5-year
- Hispanic / Latino
- 2.3%2024 5-year
- Peak Democratic margin
- D+24.9 in 1964MIT Election Lab
- Peak Republican margin
- R+44.7 in 1924MIT Election Lab
- Most similar
- State Senate District 23, PA · twin score 89.8
presidential history
Party record book
Pennsylvania 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
62.3%
55,247 votes · D+24.9 · modeled estimate
Runner-up · Samuel J. Tilden, 1876 · 54.4%
Republican
Herbert Hoover1928
69.0%
51,330 votes · R+38.6 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · 67.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Barack Obama2008
56,749votes
47.4% of the vote · R+3.3 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 55,247 votes
Republican
Donald Trump2024
87,725votes
64.5% of the vote · R+29.9 · modeled estimate
Runner-up · Donald Trump, 2020 · 83,603 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
Lyndon B. Johnson1964
+2.3pts D vs U.S.
Place D+24.9 · U.S. D+22.6 · modeled estimate
Runner-up · Grover Cleveland, 1892 · −2.4 pts
Republican
Herbert Hoover1932
+32.7pts R vs U.S.
Place R+14.9 · U.S. D+17.8 · modeled estimate
Runner-up · Donald Trump, 2020 · +32.7 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.
Pennsylvania 25th State Senate District sits in the Mid-Atlantic. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 24.9 points in 1964 and a Republican high of 44.7 points in 1924. Between 2020 and 2024 the district moved 1.7 points toward the Republican candidate; the 2024 margin was 29.9 points.
A population of 267,675, a 90% non-Hispanic-white share, and a median household income of $65,012 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 23 and State Senate District 50.
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 →
Pennsylvania 25th State Senate District. Akashic. https://akashic.app/sld-upper/42025/. Accessed May 20, 2026. License: CC BY 4.0.