Akashic
1892–2024
Akashic
PennsylvaniaTrumpR+1.7
2024StatewideR+1.7

67 counties · presidential margin · 2024

County67 areas · 2024 presidential vote
Philadelphia568,571144,311D+58.8721,441Delaware201,324123,421D+23.7328,172Montgomery317,103198,311D+22.8520,906Allegheny429,916283,595D+20.3720,504Chester184,281137,299D+14.5324,964Dauphin78,32769,474D+5.9149,526Centre41,11938,829D+2.880,792Lackawanna59,51056,261D+2.8116,590Lehigh96,31791,207D+2.7189,810Bucks198,431198,722R+0.1401,028Monroe42,00742,676R+0.885,525Erie67,45668,866R+1.0137,595Northampton86,65589,817R+1.8178,215Cumberland66,25580,267R+9.4148,396Berks91,125116,677R+12.2209,838Lancaster120,119166,261R+16.0289,257Luzerne62,50492,444R+19.2156,150Beaver37,19656,837R+20.794,843Montour3,8625,944R+21.09,908Union8,01512,969R+23.421,188Pike13,13221,537R+24.034,950York91,926154,884R+25.3249,210Washington44,91075,929R+25.5121,617Westmoreland74,904135,008R+28.4211,450Mercer20,14537,761R+30.258,410Columbia11,08321,190R+31.032,576Lebanon24,73448,282R+32.073,692Butler40,66179,773R+32.2121,440Adams19,84240,248R+33.660,650Lawrence15,44031,347R+33.847,110Carbon11,39423,708R+34.835,395Wyoming4,68010,222R+36.815,052Wayne9,15020,071R+37.129,444Fayette19,54843,633R+37.963,472Indiana12,69729,215R+39.142,229Warren6,21214,345R+39.220,723Crawford12,85829,685R+39.242,872Cambria21,17749,408R+39.771,136Northumberland12,86330,240R+39.943,522Clinton5,39512,965R+40.918,522Lycoming17,21641,961R+41.559,685Schuylkill20,88251,665R+42.173,184Venango7,62418,883R+42.126,732Franklin23,54359,604R+43.083,884Blair18,12746,352R+43.564,949Forest7241,902R+44.52,650Susquehanna6,09316,114R+44.722,404Greene4,59212,319R+44.817,236Sullivan9762,721R+46.93,721Elk4,48312,543R+47.017,153Snyder5,23914,664R+47.020,038McKean5,11514,401R+47.219,682Bradford7,99022,937R+47.931,192Perry6,38519,073R+49.325,725Cameron5381,654R+50.32,219Clearfield9,64730,481R+51.540,430Tioga5,10016,272R+51.821,587Huntingdon5,36817,627R+52.923,156Clarion4,56215,036R+53.119,733Armstrong8,55328,296R+53.237,119Mifflin4,73517,184R+56.422,071Somerset8,59631,993R+57.240,881Jefferson4,70718,235R+58.523,129Juniata2,2909,721R+61.412,104Potter1,6757,334R+62.39,085Bedford4,33623,658R+68.628,160Fulton1,1027,039R+72.68,177

Pennsylvania, Pennsylvania

presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 1892 to 2024. Most recent: −1.7% in 2024.flipped R · 2024−1.7%DR18922024
Presidential margin over time
YearMargin (D minus R)
1892−6.4%
1896−24.7%
1900−24.6%
1904−40.7%
1908−23.4%
1912+10.0%
1916−14.0%
1920−38.6%
1924−46.3%
1928−31.4%
1932−5.5%
1936+16.0%
1940+6.9%
1944+2.8%
1948−4.0%
1952−5.9%
1956−13.2%
1960+2.3%
1964+30.2%
1968+3.6%
1972−20.0%
1976+2.7%
1980−7.1%
1984−7.4%
1988−2.3%
1992+9.0%
1996+9.2%
2000+4.2%
2004+2.5%
2008+10.3%
2012+5.4%
2016−0.7%
2020+1.2%
2024−1.7%
DemocraticRepublican
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonDemocraticRepublicanOtherMarginTotal
R
48.5%Harris3,423,042
50.2%Trump3,543,308
0.5%Stein34,538
−1.7%
7,058,732
D
50.0%Biden3,458,229
48.8%Trump3,377,674
1.1%Jorgensen79,380
+1.2%
6,915,283
R
47.5%Clinton2,926,458
48.2%Trump2,970,742
2.4%Johnson146,715
−0.7%
6,166,938
D
52.0%Obama2,990,274
46.6%Romney2,680,434
0.9%Johnson49,991
+5.4%
5,755,620
D
54.7%Obama3,276,363
44.3%McCain2,655,885
0.7%Nader42,977
+10.3%
5,995,137
D
51.0%Kerry2,938,095
48.5%Bush2,793,847
0.4%Badnarik21,185
+2.5%
5,766,120
D
50.6%Gore2,485,967
46.4%Bush2,281,127
2.1%Nader103,392
+4.2%
4,913,027
D
49.2%Clinton2,215,819
40.0%Dole1,801,169
9.6%Perot430,984
+9.2%
4,501,307
D
45.1%Clinton2,239,164
36.1%Bush1,791,841
18.2%Perot902,667
+9.0%
4,959,810
R
48.4%Dukakis2,194,944
50.7%Bush2,300,087
0.4%McCarthy19,158
−2.3%
4,536,251
R
46.0%Mondale2,228,131
53.3%Reagan2,584,323
0.4%Johnson21,628
−7.4%
4,844,903
R
42.5%Carter1,937,540
49.6%Reagan2,261,872
6.4%Anderson292,921
−7.1%
4,561,501
D
50.4%Carter2,328,677
47.7%Ford2,205,604
1.1%McCarthy50,584
+2.7%
4,620,787
R
39.1%McGovern1,796,951
59.1%Nixon2,714,521
1.8%Schmitz80,634
−20.0%
4,592,106
D
47.6%Humphrey2,259,405
44.0%Nixon2,090,017
8.4%Wallace398,506
+3.6%
4,747,928
D
64.9%Johnson3,130,954
34.7%Goldwater1,673,657
0.4%Hass18,079
+30.2%
4,822,690
D
51.1%Kennedy2,556,282
48.7%Nixon2,439,956
0.2%Byrd10,303
+2.3%
5,006,541
R
43.3%Stevenson1,981,769
56.5%Eisenhower2,585,252
0.2%Andrews9,482
−13.2%
4,576,503
R
46.9%Stevenson2,146,269
52.7%Eisenhower2,415,789
0.4%Hallinan18,911
−5.9%
4,580,969
R
46.9%Truman1,752,426
50.9%Dewey1,902,197
2.2%Thurmond80,725
−4.0%
3,735,348
D
51.1%Roosevelt1,940,479
48.4%Dewey1,835,054
0.5%Thomas19,260
+2.8%
3,794,793
D
53.2%Roosevelt2,171,035
46.3%Willkie1,889,848
0.4%Thomas17,831
+6.9%
4,078,714
D
56.9%Roosevelt2,353,987
40.8%Landon1,690,200
2.3%Lemke94,249
+16.0%
4,138,436
R
45.3%Roosevelt1,295,948
50.8%Hoover1,453,540
3.8%Thomas109,636
−5.5%
2,859,124
R
33.9%Smith1,067,586
65.2%Hoover2,055,382
0.9%Thomas27,644
−31.4%
3,150,612
R
19.1%Davis409,192
65.3%Coolidge1,401,481
15.6%La Follette334,046
−46.3%
2,144,719
R
27.2%Cox503,843
65.8%Harding1,218,216
7.0%Debs130,557
−38.6%
1,852,616
R
40.2%Wilson521,784
54.3%Hughes703,823
5.5%Benson71,685
−14.0%
1,297,292
O
32.5%Wilson395,637
22.4%Taft273,360
45.1%Roosevelt548,739
Roosevelt +12.6
1,217,736
R
35.4%Bryan448,782
58.8%Taft745,779
5.8%Debs72,889
−23.4%
1,267,450
R
27.3%Parker337,998
68.0%Roosevelt840,949
4.7%Debs57,791
−40.7%
1,236,738
R
36.2%Bryan424,232
60.7%McKinley712,665
3.1%Woolley36,313
−24.6%
1,173,210
R
36.3%Bryan433,228
61.0%McKinley728,300
2.7%Palmer32,827
−24.7%
1,194,355
R
45.1%Cleveland452,264
51.4%Harrison516,011
3.5%Weaver34,735
−6.4%
1,003,010
2026 election
On the ballot
Governor
Josh ShapironomineeStacy Garritynominee

Incumbent Gov. Josh Shapiro (D) is seeking a second term and won the Democratic primary unopposed. State Treasurer Stacy Garrity won the Republican primary unopposed and would be Pennsylvania's first female governor. Minor-party general-election names (e.g., Libertarian) were not confirmed against an authoritative source and are omitted.

Full 2026 forecast →

U.S. House

Source · MIT Election Lab (MEDSL), House. CC-BY 4.0. Seat totals count district winners; vote shares aggregate every district.
YearSeats wonD %R %Total
D 7 · R 1049.0%51.0%6,819,484
D 9 · R 847.3%52.5%5,152,001
D 9 · R 949.4%50.6%6,779,307
D 9 · R 955.0%44.8%4,929,875

U.S. Senate

Source · MIT Election Lab (MEDSL), Senate. CC-BY 4.0.
YearWonDemocraticRepublicanTotal
2024R
48.6%3,384,180
48.8%3,399,295
6,963,137
2022D
51.2%2,751,012
46.3%2,487,260
5,368,021
2018D
55.6%2,777,680
42.7%2,134,848
4,994,643
2016R
47.3%2,865,012
48.8%2,951,702
6,051,856
2012D
53.7%3,021,364
44.6%2,509,132
5,627,422
2010R
49.0%1,948,716
51.0%2,028,945
3,977,661
2006D
58.7%2,392,984
41.3%1,684,778
4,077,762
2004R
42.0%2,334,126
52.6%2,925,080
5,558,525
2000R
45.5%2,154,908
52.4%2,481,962
4,735,116
1998R
34.8%1,028,839
61.3%1,814,180
2,957,499
1994R
46.9%1,648,481
49.4%1,735,691
3,513,112
1992R
46.3%2,224,966
49.1%2,358,125
4,802,410
1988R
32.4%1,416,764
66.5%2,901,715
4,366,598
1986R
42.9%1,448,219
56.4%1,906,537
3,378,226
1982R
39.2%1,412,965
59.3%2,136,418
3,604,108
1980R
48.0%2,122,391
50.5%2,230,404
4,418,042
1976R
46.8%2,126,977
52.4%2,381,891
4,546,353
Pennsylvania decided 2024 — Trump by 1.7 points on seven million ballots, a 2.9-point move from Biden’s win four years before.
The tipping-point state
D+1.2 (2020) → R+1.7 (2024) — a 2.9-pt move to Trump, the largest battleground’s 19 electoral votes · MIT Election Lab
Bluest and reddest
Philadelphia D+58.8; Fulton County R+72.6 · MIT Election Lab 2024
Philadelphia and the collar
Delaware D+23.7, Montgomery D+22.8, Chester D+14.5, Bucks R+0.1; Allegheny (Pittsburgh) D+20.3 · MIT Election Lab 2024
An industrial county moves right
Luzerne (Wilkes-Barre): D+4.8 (2012) → R+19.2 (2024), a 24-pt shift · MIT Election Lab
A county on the lake flips back
Erie: D+16.0 (2012) → R+1.0 (2024), Obama → Trump → Biden → Trump · MIT Election Lab
Governor race in 2026
Gov. Josh Shapiro (D) seeks a 2nd term vs State Treasurer Stacy Garrity (R), both unopposed in the primary · Akashic 2026 forecast

The states 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.

Compare two places, side by side

Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →

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Pennsylvania. Akashic. https://akashic.app/state/PA/. Accessed May 20, 2026. License: CC BY 4.0.
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Pennsylvania at the ballot boxAll elections →

Places within Pennsylvania

Frequently asked questions

How did Pennsylvania vote in 2024?
In 2024, Pennsylvania voted Republican by 1.7 points (R+1.7), carried by the Republican candidate. Out of 7,058,732 votes cast, 3,423,042 went Democratic and 3,543,308 went Republican.
When did Pennsylvania last vote Democratic?
The most recent presidential election in which Pennsylvania voted Democratic was 2020.
How many people live in Pennsylvania?
Pennsylvania has a population of 13,018,639 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Pennsylvania?
Median household income in Pennsylvania is $77,971 — below the national median of $80,734. The Pennsylvania state median is $77,971.
What is the political history of Pennsylvania?
Akashic tracks 34 presidential elections in Pennsylvania from 1892 to 2024. Of those, 14 went Democratic and 19 went Republican.