- Lead
- 1,761
- Total
- 154,416
- vs nation
- D+0.3
Pennsylvania 37th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 1,967
- Total
- 151,910
- vs nation
- R+5.8
- Lead
- 11,054
- Total
- 129,358
- vs nation
- R+10.6
- Lead
- 14,164
- Total
- 123,661
- vs nation
- R+15.3
- Lead
- 13,699
- Total
- 129,384
- vs nation
- R+17.9
- Lead
- 14,184
- Total
- 128,198
- vs nation
- R+8.6
- Lead
- 10,436
- Total
- 114,733
- vs nation
- R+9.6
- Lead
- 9,368
- Total
- 106,368
- vs nation
- R+17.3
Key facts
- 2024 presidential margin
- R+1.1MIT Election Lab
- Population
- 248,7752024 5-year
- Population density
- 995 / sq mi2024 5-year · TIGER/Line
- Land area
- 250 sq miTIGER/Line
- Median household income
- $113,5952024 5-year
- White (non-Hispanic)
- 85.0%2024 5-year
- Black
- 2.7%2024 5-year
- Hispanic / Latino
- 2.5%2024 5-year
- Peak Democratic margin
- D+9.8 in 1936MIT Election Lab
- Peak Republican margin
- R+72.4 in 1904MIT Election Lab
- Most similar
- State Senate District 38, PA · twin score 94.8
presidential history
Party record book
Pennsylvania 37th 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
53.5%
72,748 votes · D+7.4 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 53.2%
Republican
Theodore Roosevelt1904
84.1%
23,557 votes · R+72.4 · modeled estimate
Runner-up · William McKinley, 1896 · 80.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
75,577votes
48.9% of the vote · R+1.1 · modeled estimate
Runner-up · Joe Biden, 2020 · 73,906 votes
Republican
Dwight D. Eisenhower1956
99,856votes
67.2% of the vote · R+34.7 · modeled estimate
Runner-up · Richard Nixon, 1972 · 96,630 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
Walter Mondale1984
+5.5pts D vs U.S.
Place R+12.7 · U.S. R+18.2 · modeled estimate
Runner-up · Michael Dukakis, 1988 · +2.0 pts
Republican
William McKinley1896
+56.2pts R vs U.S.
Place R+62.3 · U.S. R+6.1 · modeled estimate
Runner-up · William McKinley, 1900 · +53.9 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 |
|---|---|---|---|---|
| 2024 | D | 58.9%83,256 | 41.1%58,102 | 141,358 |
Pennsylvania 37th State Senate District sits in the Mid-Atlantic. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 9.8 points in 1936 and a Republican high of 72.4 points in 1904. The 2024 margin was 1.1 points.
A population of 248,775, a 85% non-Hispanic-white share, and a median household income of $113,595 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 38 and State Senate District 41.
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 37th State Senate District. Akashic. https://akashic.app/sld-upper/42037/. Accessed May 20, 2026. License: CC BY 4.0.