- Lead
- 7,869
- Total
- 32,307
- vs nation
- D+25.8
Pennsylvania 103rd State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 8,674
- Total
- 32,737
- vs nation
- D+22.0
- Lead
- 6,626
- Total
- 30,138
- vs nation
- D+19.9
- Lead
- 6,792
- Total
- 28,012
- vs nation
- D+20.4
- Lead
- 8,441
- Total
- 29,392
- vs nation
- D+21.4
- Lead
- 3,778
- Total
- 25,293
- vs nation
- D+17.4
- Lead
- 2,953
- Total
- 21,405
- vs nation
- D+13.3
- Lead
- 3,738
- Total
- 19,684
- vs nation
- D+10.5
Key facts
- 2024 presidential margin
- D+24.4MIT Election Lab
- Population
- 63,9882024 5-year
- Population density
- 3,106 / sq mi2024 5-year · TIGER/Line
- Land area
- 20.6 sq miTIGER/Line
- Median household income
- $69,4362024 5-year
- White (non-Hispanic)
- 58.3%2024 5-year
- Black
- 19.8%2024 5-year
- Hispanic / Latino
- 11.5%2024 5-year
- Peak Democratic margin
- D+51.4 in 1936MIT Election Lab
- Peak Republican margin
- R+24.5 in 1928MIT Election Lab
- Most similar
- State House District 1, OH · twin score 90.1
presidential history
Party record book
Pennsylvania 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
Franklin D. Roosevelt1936
75.4%
9,498 votes · D+51.4 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1940 · 72.5%
Republican
Herbert Hoover1928
61.7%
3,822 votes · R+24.5 · modeled estimate
Runner-up · Richard Nixon, 1972 · 53.0%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
20,448votes
62.5% of the vote · D+26.5 · modeled estimate
Runner-up · Kamala Harris, 2024 · 19,888 votes
Republican
Donald Trump2024
12,019votes
37.2% of the vote · D+24.4 · modeled estimate
Runner-up · Donald Trump, 2020 · 11,774 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
James M. Cox1920
+50.2pts D vs U.S.
Place D+24.0 · U.S. R+26.2 · modeled estimate
Runner-up · Grover Cleveland, 1892 · +38.8 pts
Republican
Herbert Hoover1928
+7.0pts R vs U.S.
Place R+24.5 · U.S. R+17.5 · modeled estimate
Runner-up · Richard Nixon, 1968 · −5.9 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.
Pennsylvania 103rd State House District sits in the Mid-Atlantic. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 51.4 points in 1936 and a Republican high of 24.5 points in 1928. Between 2020 and 2024 the district moved 2.1 points toward the Republican candidate; the 2024 margin was 24.4 points.
A population of 63,988, a 58% non-Hispanic-white share, and a median household income of $69,436 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 1 and State House District 181.
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 →
Pennsylvania 103rd State House District. Akashic. https://akashic.app/sld-lower/42103/. Accessed May 20, 2026. License: CC BY 4.0.