- Lead
- 32,674
- Total
- 154,520
- vs nation
- R+19.7
Pennsylvania 47th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 29,029
- Total
- 148,242
- vs nation
- R+24.0
- Lead
- 28,720
- Total
- 128,794
- vs nation
- R+24.4
- Lead
- 15,454
- Total
- 121,509
- vs nation
- R+16.6
- Lead
- 9,611
- Total
- 126,831
- vs nation
- R+14.9
- Lead
- 5,048
- Total
- 122,746
- vs nation
- R+1.7
- Lead
- 1,314
- Total
- 107,154
- vs nation
- D+0.7
- Lead
- 12,137
- Total
- 103,044
- vs nation
- D+3.3
Key facts
- 2024 presidential margin
- R+21.1MIT Election Lab
- Population
- 255,8212024 5-year
- Population density
- 440 / sq mi2024 5-year · TIGER/Line
- Land area
- 581 sq miTIGER/Line
- Median household income
- $80,7042024 5-year
- White (non-Hispanic)
- 87.1%2024 5-year
- Black
- 4.7%2024 5-year
- Hispanic / Latino
- 2.2%2024 5-year
- Peak Democratic margin
- D+41.0 in 1964MIT Election Lab
- Peak Republican margin
- R+51.1 in 1924MIT Election Lab
- Most similar
- State Senate District 39, PA · twin score 96.7
presidential history
Party record book
Pennsylvania 47th 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
70.3%
76,474 votes · D+41.0 · modeled estimate
Runner-up · Michael Dukakis, 1988 · 61.8%
Republican
Herbert Hoover1928
70.5%
38,200 votes · R+41.9 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · 66.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Lyndon B. Johnson1964
76,474votes
70.3% of the vote · D+41.0 · modeled estimate
Runner-up · Walter Mondale, 1984 · 68,808 votes
Republican
Donald Trump2024
92,950votes
60.2% of the vote · R+21.1 · modeled estimate
Runner-up · Donald Trump, 2020 · 87,684 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
+37.5pts D vs U.S.
Place D+19.3 · U.S. R+18.2 · modeled estimate
Runner-up · Michael Dukakis, 1988 · +31.8 pts
Republican
Calvin Coolidge1924
+25.9pts R vs U.S.
Place R+51.1 · U.S. R+25.2 · modeled estimate
Runner-up · Herbert Hoover, 1928 · +24.5 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.
With a 21.1-point Republican presidential margin, this rural district sits at the far end of Pennsylvania's partisan spectrum, reflecting the deep realignment that has reshaped small-town and agricultural communities across the state's interior over the past decade.
Across the recorded series it reached a Democratic high of 41.0 points in 1964 and a Republican high of 51.1 points in 1924. Between 2020 and 2024 the district moved 1.6 points toward the Republican candidate; the 2024 margin was 21.1 points.
A population of 255,821, a 87% non-Hispanic-white share, and a median household income of $80,704 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 39 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 47th State Senate District. Akashic. https://akashic.app/sld-upper/42047/. Accessed May 20, 2026. License: CC BY 4.0.