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state house district

Pennsylvania 91st State House District

Office (updates table and map)

President margin by year

Place winner margin

1876–2024 · D minus R

Full record · 1876 → 2024

2024

Boundary by 2024 margin · Precinct returns · VEST · MIT Election Lab

The precinct map shows the 2024 presidential vote; the timeline scrubs the district’s overall result across 1892–2024, on its current boundaries.

People and households

Who lives here

Exact values for this place, its state, and the United States.

Race · ethnicity · ancestry

Communities and origins

German33.7%21.6%12.5%

Irish12.8%14.8%9.4%

English10.1%8.3%9.5%

American9.8%4.4%5.3%

Italian5.1%10.6%4.8%

Polish2.8%5.4%2.2%

Scottish1.4%1.1%1.3%

French1.3%—1.6%

Mexican3.4%1.4%11.3%

Puerto Rican1.4%3.7%1.8%

African American†1.9%8.7%9.9%

Hispanic or Latino counts residents of any race; the race groups count only their non-Hispanic residents, so the groups are mutually exclusive and sum to 100%. Expand a row to see ancestries reported within that group.

Age and life stage

Measure	PA HD 91	Pennsylvania	United States
Median age	42.7	41.2	39.1
Age 18–24	10.0%	8.9%	9.2%
Age 65 and older	21.8%	19.5%	17.2%

Household economy

Measure	PA HD 91	Pennsylvania	United States
Median household income	$84,924	$77,971	$84,427
Poverty rate	8.5%	11.7%	12.5%
Bachelor's degree or higher (25+)	25.8%	35.2%	35.6%

Housing and tenure

Measure	PA HD 91	Pennsylvania	United States
Owner-occupied homes	78.2%	69.3%	65.2%
Renter-occupied homes	21.8%	30.7%	34.8%
Median home value	$276,500	$254,500	$332,700
Median gross rent (monthly)	$1,110	$1,209	$1,413
Renters paying 30%+ of income	43.0%	48.2%	51.1%
Vacant housing units	6.4%	9.2%	10.1%

Getting to work

Measure	PA HD 91	Pennsylvania	United States
Mean commute	28.5 min	26.3 min	26.4 min
Commutes 60 minutes or more	13.4%	8.1%	8.6%
Drives alone to work	74.4%	68.2%	68.8%
Takes public transit	0.2%	3.6%	3.2%
Works from home	12.7%	15.6%	15.1%

Languages at home

Measure	PA HD 91	Pennsylvania	United States
Speaks a non-English language at home	6.7%	12.4%	22.3%
Spanish	4.7%	5.6%	13.6%

Religious landscape

Measure	PA HD 91	Pennsylvania	United States
Catholic	—	21.9%	18.6%
Evangelical Protestant	—	9.3%	16.5%
Unclaimed / not counted	—	53.1%	51.5%

Origins and service

Measure	PA HD 91	Pennsylvania	United States
Foreign-born residents	3.5%	7.7%	14.1%
Naturalized citizens	1.3%	4.3%	7.4%
Not U.S. citizens	2.1%	3.4%	6.8%
Veterans (18+)	8.5%	6.1%	6.2%
Income inequality (Gini)	0.401	0.474	0.483

American Community Survey 2024 5-year (CVAP, income, age, poverty, education, language, race, ancestry) · 2020 U.S. Religion Census (ASARB) — congregational adherents; unclaimed is the residual not counted by congregations · American Community Survey 2024 — housing and tenure (B25003, B25002, B25077, B25064, B25070), commuting (B08013, B08303, B08301), origins and service (B05002, B21001, B19083).

President results by year

Modeled candidate-vote estimate on current district boundaries

HarrisDemocratic34.9%13,620TrumpRepublican64.1%25,050OtherAll other candidates1.0%384

R+29.3

Lead: 11,430
Total: 39,054
vs nation: R+27.8

modeled Census-place estimatemodeled estimate

BidenDemocratic34.5%12,491TrumpRepublican63.9%23,144OtherAll other candidates1.6%575

R+29.4

Lead: 10,653
Total: 36,210
vs nation: R+33.9

modeled Census-place estimatemodeled estimate

ClintonDemocratic32.0%9,822TrumpRepublican63.5%19,471OtherAll other candidates4.5%1,385

R+31.5

Lead: 9,649
Total: 30,678
vs nation: R+33.5

modeled Census-place estimatemodeled estimate

ObamaDemocratic38.1%10,436RomneyRepublican60.5%16,580OtherAll other candidates1.4%383

R+22.4

Lead: 6,144
Total: 27,399
vs nation: R+26.3

modeled Census-place estimatemodeled estimate

ObamaDemocratic42.1%12,129McCainRepublican56.6%16,298OtherAll other candidates1.3%376

R+14.5

Lead: 4,169
Total: 28,803
vs nation: R+21.7

modeled Census-place estimatemodeled estimate

KerryDemocratic34.9%9,460BushRepublican64.6%17,494OtherAll other candidates0.5%140

R+29.7

Lead: 8,034
Total: 27,094
vs nation: R+27.2

modeled Census-place estimatemodeled estimate

GoreDemocratic37.6%8,030BushRepublican60.6%12,915OtherAll other candidates1.8%384

R+22.9

Lead: 4,885
Total: 21,329
vs nation: R+23.4

modeled Census-place estimatemodeled estimate

ClintonDemocratic38.8%7,377DoleRepublican49.7%9,452OtherAll other candidates11.5%2,179

R+10.9

Lead: 2,075
Total: 19,008
vs nation: R+19.4

modeled Census-place estimatemodeled estimate

Key facts

2024 presidential margin: R+29.3MIT Election Lab
Population: 65,4972024 5-year
Population density: 203 / sq mi2024 5-year · TIGER/Line
Land area: 323 sq miTIGER/Line
Median household income: $84,9242024 5-year
White (non-Hispanic): 87.5%2024 5-year
Black: 1.7%2024 5-year
Hispanic / Latino: 5.7%2024 5-year
Peak Democratic margin: D+43.7 in 1912MIT Election Lab
Peak Republican margin: R+37.2 in 1972MIT Election Lab
Most similar: State House District 92, PA · twin score 94.9

presidential history

Party record book

Pennsylvania 91st 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

Largest share of the presidential candidate vote cast here.

Democratic

Lyndon B. Johnson1964

58.5%

7,587 votes · D+17.6 · modeled estimate

Runner-up · Samuel J. Tilden, 1876 · 56.5%

Republican

Richard Nixon1972

67.9%

8,392 votes · R+37.2 · modeled estimate

Runner-up · Ronald Reagan, 1984 · 67.1%

Most votes

Largest number of votes cast for the party’s presidential nominee here.

Democratic

Kamala Harris2024

13,620votes

34.9% of the vote · R+29.3 · modeled estimate

Runner-up · Joe Biden, 2020 · 12,491 votes

Republican

Donald Trump2024

25,050votes

64.1% of the vote · R+29.3 · modeled estimate

Runner-up · Donald Trump, 2020 · 23,144 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

Woodrow Wilson1912

+24.1pts D vs U.S.

Place D+43.7 · U.S. D+19.5 · modeled estimate

Runner-up · John W. Davis, 1924 · +22.2 pts

Republican

Donald Trump2020

+33.9pts R vs U.S.

Place R+29.4 · U.S. D+4.5 · modeled estimate

Runner-up · Donald Trump, 2016 · +33.5 pts

current representation

Current officeholders

RDan MoulState House · 91

State legislative officeholder from OpenStates nightly current-legislator data.

U.S. House elections · 3 House

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.

Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year	Vote lead	Democratic	Republican	Total
2024	R	31.5%11,613	68.5%25,304	36,917
2020	R	31.2%10,735	68.8%23,687	34,422
2018	R	34.2%8,204	65.8%15,799	24,003

Pennsylvania 91st State House District sits in the Mid-Atlantic. In 2024 it voted Republican.

Across the recorded series it reached a Democratic high of 43.7 points in 1912 and a Republican high of 37.2 points in 1972. The 2024 margin was 29.3 points.

A population of 65,497, a 88% non-Hispanic-white share, and a median household income of $84,924 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 92 and State House District 169.

Political twins — state-house districts

The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.

State House District 92

2012–2024 trajectory

State House District 169

2012–2024 trajectory

State House District 86

2012–2024 trajectory

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 →

Cite this page

All citations released under CC BY 4.0. Attribution: Akashic Intelligence.

Pennsylvania 91st State House District. Akashic. https://akashic.app/sld-lower/42091/. Accessed May 20, 2026. License: CC BY 4.0.

License: CC BY 4.0

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Places within Pennsylvania 91st State House District

counties it covers1

Frequently asked questions

How did Pennsylvania 91st State House District vote in 2024?

In 2024, Pennsylvania 91st State House District voted Republican by 29.3 points (R+29.3), carried by the Republican candidate. Out of 39,054 votes cast, 13,620 went Democratic and 25,050 went Republican.

When did Pennsylvania 91st State House District last vote Democratic?

The most recent presidential election in which Pennsylvania 91st State House District voted Democratic was 1964.

How many people live in Pennsylvania 91st State House District?

Pennsylvania 91st State House District has a population of 65,497 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.

What is the median household income in Pennsylvania 91st State House District?

Median household income in Pennsylvania 91st State House District is $84,924 — above the national median of $80,734. The Pennsylvania state median is $77,971.

What is the political history of Pennsylvania 91st State House District?

Akashic tracks 38 presidential elections in Pennsylvania 91st State House District from 1876 to 2024. Of those, 14 went Democratic and 24 went Republican.