- Lead
- 5,010
- Total
- 39,197
- vs nation
- D+14.3
Pennsylvania 161st State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 6,202
- Total
- 38,883
- vs nation
- D+11.5
- Lead
- 3,645
- Total
- 35,320
- vs nation
- D+8.2
- Lead
- 3,037
- Total
- 33,628
- vs nation
- D+5.2
- Lead
- 3,176
- Total
- 34,968
- vs nation
- D+1.8
- Lead
- 719
- Total
- 33,863
- vs nation
- D+4.6
- Lead
- 202
- Total
- 29,677
- vs nation
- R+1.2
- Lead
- 392
- Total
- 28,132
- vs nation
- R+9.9
Key facts
- 2024 presidential margin
- D+12.8MIT Election Lab
- Population
- 63,7022024 5-year
- Population density
- 3,063 / sq mi2024 5-year · TIGER/Line
- Land area
- 20.8 sq miTIGER/Line
- Median household income
- $103,1782024 5-year
- White (non-Hispanic)
- 76.6%2024 5-year
- Black
- 12.1%2024 5-year
- Hispanic / Latino
- 3.6%2024 5-year
- Peak Democratic margin
- D+16.0 in 2020MIT Election Lab
- Peak Republican margin
- R+75.9 in 1924MIT Election Lab
- Most similar
- State House District 165, PA · twin score 94.8
presidential history
Party record book
Pennsylvania 161st 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
Joe Biden2020
57.4%
22,311 votes · D+16.0 · modeled estimate
Runner-up · Kamala Harris, 2024 · 56.0%
Republican
Calvin Coolidge1924
85.7%
5,752 votes · R+75.9 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · 82.5%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
22,311votes
57.4% of the vote · D+16.0 · modeled estimate
Runner-up · Kamala Harris, 2024 · 21,935 votes
Republican
Richard Nixon1972
23,930votes
69.4% of the vote · R+40.5 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 22,095 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
Kamala Harris2024
+14.3pts D vs U.S.
Place D+12.8 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +11.5 pts
Republican
Herbert Hoover1932
+66.6pts R vs U.S.
Place R+48.8 · U.S. D+17.8 · modeled estimate
Runner-up · William McKinley, 1896 · +56.6 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.
Anchored in the southeastern corner of Pennsylvania, this district's consistent Democratic margins reflect the dense, diverse suburban and urban communities that have defined its electoral pattern in recent cycles.
Across the recorded series it reached a Democratic high of 16.0 points in 2020 and a Republican high of 75.9 points in 1924. Between 2020 and 2024 the district moved 3.2 points toward the Republican candidate; the 2024 margin was 12.8 points.
A population of 63,702, a 77% non-Hispanic-white share, and a median household income of $103,178 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 165 and State House District 166.
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 161st State House District. Akashic. https://akashic.app/sld-lower/42161/. Accessed May 20, 2026. License: CC BY 4.0.