- Lead
- 4,121
- Total
- 34,999
- vs nation
- R+10.3
Pennsylvania 120th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 2,802
- Total
- 34,080
- vs nation
- R+12.7
- Lead
- 4,481
- Total
- 29,557
- vs nation
- R+17.3
- Lead
- 2,572
- Total
- 27,799
- vs nation
- D+5.4
- Lead
- 3,825
- Total
- 30,172
- vs nation
- D+5.4
- Lead
- 2,313
- Total
- 30,022
- vs nation
- D+10.2
- Lead
- 3,345
- Total
- 26,383
- vs nation
- D+12.2
- Lead
- 4,735
- Total
- 25,999
- vs nation
- D+9.7
Key facts
- 2024 presidential margin
- R+11.8MIT Election Lab
- Population
- 62,7612024 5-year
- Population density
- 709 / sq mi2024 5-year · TIGER/Line
- Land area
- 88.5 sq miTIGER/Line
- Median household income
- $69,7532024 5-year
- White (non-Hispanic)
- 87.9%2024 5-year
- Black
- 3.3%2024 5-year
- Hispanic / Latino
- 3.7%2024 5-year
- Peak Democratic margin
- D+44.6 in 1964MIT Election Lab
- Peak Republican margin
- R+29.8 in 1920MIT Election Lab
- Most similar
- State House District 119, PA · twin score 94.4
presidential history
Party record book
Pennsylvania 120th 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
Lyndon B. Johnson1964
71.5%
24,482 votes · D+44.6 · modeled estimate
Runner-up · John F. Kennedy, 1960 · 61.2%
Republican
Warren G. Harding1920
62.8%
10,441 votes · R+29.8 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · 62.3%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Lyndon B. Johnson1964
24,482votes
71.5% of the vote · D+44.6 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 24,134 votes
Republican
Dwight D. Eisenhower1956
19,419votes
56.1% of the vote · R+12.9 · modeled estimate
Runner-up · Donald Trump, 2024 · 19,409 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
Al Smith1928
+25.9pts D vs U.S.
Place D+8.4 · U.S. R+17.5 · modeled estimate
Runner-up · John F. Kennedy, 1960 · +22.5 pts
Republican
Donald Trump2016
+17.3pts R vs U.S.
Place R+15.2 · U.S. D+2.1 · modeled estimate
Runner-up · Donald Trump, 2020 · +12.7 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.
District 120 covers a slice of Pennsylvania where working-class and rural demographics have steadily moved toward Republican presidential candidates, delivering an 11.7-point margin in 2024 — consistent with broader Appalachian-corridor realignment.
Across the recorded series it reached a Democratic high of 44.6 points in 1964 and a Republican high of 29.8 points in 1920. Between 2020 and 2024 the district moved 3.6 points toward the Republican candidate; the 2024 margin was 11.8 points.
A population of 62,761, a 88% non-Hispanic-white share, and a median household income of $69,753 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 119 and State House District 118.
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 120th State House District. Akashic. https://akashic.app/sld-lower/42120/. Accessed May 20, 2026. License: CC BY 4.0.