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Westmoreland County, PA


Metropolitan Statistical Area: Pittsburgh, PA
Designated Market Area: Pittsburgh, PA-MD-WV
American Communities Project County Type (2023): Middle Suburbs

Places in Westmoreland County, PA     [Sort places by name]

 

Tracts in Westmoreland County, PA

   



Click here to view demographic data for Westmoreland County, PA

2022 population: 352,057   ( 13,112 from 2010 , 2,606 from 2020)
Land area: 1027.7 square miles
Population density: 342.6 persons per square mile

2022 Census data
White:327,131 92.92% 5.5%
Black:9,5872.72% 13.8%
Indian:3800.11% 24.6%
Asian:3,8441.09% 39.7%
2+ races:5,8611.66% 41.0%
Hispanic:5,2541.49% 65.3%
Total non-White:24,9267.08% 30.8%

2020-2022 ComponentsNumberRate
Births:6,354 9.0
Deaths:11,60016.4
Net Migration: 2,4883.5
Net Immigration: 1220.2
Change in White population:-18,980 -5.2
Change in Non-White pop.:5,868 1.6



Historical Presidential Election Results for Westmoreland County, PA

Recent Trends
VotesΔ MarginSwing %
2020 vs. 2016 R +13,777 R +1,254 D + 3.6%
D +12,523
2020 vs. 2012 R +26,367 R +17,897 R + 4.7%
D +8,470
2020 vs. 2008 R +28,005 R +28,534 R + 11.8%
D -529
2016 vs. 2008 R +14,228 R +27,280 R + 15.4%
D -13,052
How to interpret this table


Click on the Year to view county-level data for that election.

YearTurnout WinnerRunner-Up OtherTotal Votes Diff
(St) 		Diff
(US) 		PSV
2020 71% Donald Trump* (R) 130,299 63.5% Joe Biden (D) 72,192 35.2% 2,839 [+] 1.4% 205,330 15 17 2.96%
2016 63% Donald Trump (R) 116,522 63.5% Hillary Clinton (D) 59,669 32.5% 7,301 [+] 4.0% 183,492 15 18 2.98%
2012 58% Mitt Romney (R) 103,932 61.3% Barack Obama* (D) 63,722 37.6% 1,918 [+] 1.1% 169,572 15 14 2.95%
2008 61% John McCain (R) 102,294 57.6% Barack Obama (D) 72,721 41.0% 2,532 [+] 1.4% 177,547 13 12 2.95%
2004 62% George W. Bush* (R) 100,087 56.0% John Kerry (D) 77,774 43.5% 835 [+] 0.5% 178,696 8 5 3.10%
2000 54% George W. Bush (R) 80,858 51.6% Albert Gore, Jr. (D) 71,792 45.8% 4,059 [+] 2.6% 156,709 5 4 3.19%
1996 50% Bill Clinton* (D) 63,686 44.4% Robert Dole (R) 62,058 43.3% 17,585 [+] 12.3% 143,329 3 3 3.18%
1992 54% Bill Clinton (D) 69,817 45.2% George Bush* (R) 47,315 30.6% 37,319 [+] 24.2% 154,451 -5 -7 3.11%
1988 49% Michael Dukakis (D) 76,710 55.1% George Bush (R) 61,472 44.1% 1,108 [+] 0.8% 139,290 -7 -9 3.07%
1984 53% Walter Mondale (D) 79,906 52.4% Ronald Reagan* (R) 71,377 46.8% 1,181 0.8% 152,464 -7 -12 3.15%
1980 49% Jimmy Carter* (D) 68,627 49.0% Ronald Reagan (R) 63,140 45.1% 8,372 [+] 6.0% 140,139 -5 -6 3.07%
1976 51% Jimmy Carter (D) 74,217 54.5% Gerald Ford* (R) 59,172 43.5% 2,745 [+] 2.0% 136,134 -4 -5 2.95%
1972 53% Richard Nixon* (R) 75,085 54.6% George McGovern (D) 59,322 43.1% 3,120 [+] 2.3% 137,527 -5 -6 2.99%
1968 64% Hubert Humphrey (D) 81,833 55.0% Richard Nixon (R) 52,206 35.1% 14,800 [+] 9.9% 148,839 -9 -8 3.13%
1964 66% Lyndon Johnson* (D) 107,131 71.7% Barry Goldwater (R) 41,493 27.8% 792 0.5% 149,416 -7 -11 3.10%
1960 70% John Kennedy (D) 85,641 55.3% Richard Nixon (R) 68,825 44.4% 374 0.2% 154,840 -4 -5 3.09%
1956 63% Adlai Stevenson (D) 72,616 52.1% Dwight Eisenhower* (R) 66,580 47.8% 192 0.1% 139,388 -9 -10 3.05%
1952 66% Adlai Stevenson (D) 80,068 57.4% Dwight Eisenhower (R) 58,923 42.2% 503 0.4% 139,494 -10 -13 3.05%
1948 54% Harry Truman* (D) 61,901 58.0% Thomas Dewey (R) 41,709 39.0% 3,204 [+] 3.0% 106,814 -12 -6 2.86%
1944 54% Franklin Roosevelt* (D) 61,057 58.2% Thomas Dewey (R) 43,202 41.2% 705 0.7% 104,964 -7 -5 2.77%
1940 56% Franklin Roosevelt* (D) 64,567 59.9% Wendell Willkie (R) 42,643 39.6% 577 0.5% 107,787 -7 -5 2.64%
1936 64% Franklin Roosevelt* (D) 73,574 65.7% Alf Landon (R) 36,079 32.2% 2,282 [+] 2.0% 111,935 -9 -4 2.70%
1932 47% Franklin Roosevelt (D) 45,436 56.3% Herbert Hoover* (R) 30,426 37.7% 4,789 [+] 5.9% 80,651 -13 -2 2.82%
1928 50% Herbert Hoover (R) 51,760 61.9% Al Smith (D) 30,587 36.6% 1,296 [+] 1.5% 83,643 -3 4 2.65%
1924 39% Calvin Coolidge (R) 34,522 55.2% Robert LaFollette (Prog) 13,403 21.4% 14,589 [+] 23.3% 62,514 -10 1 2.91%
1920 29% Warren Harding (R) 27,077 59.7% James Cox (D) 12,845 28.3% 5,427 [+] 12.0% 45,349 -6 -1 2.45%
1916 22% Charles Evans Hughes (R) 15,283 46.7% Woodrow Wilson* (D) 13,829 42.2% 3,625 [+] 11.1% 32,737 -8 1 2.52%
1912 21% Theodore Roosevelt (Prog) 10,193 34.8% Woodrow Wilson (D) 9,262 31.6% 9,870 [+] 33.7% 29,325 -8 -9 2.41%
1908 24% William Taft (R) 15,429 52.0% William J. Bryan (D) 11,101 37.4% 3,141 [+] 10.6% 29,671 -7 0 2.34%
1904 26% Theodore Roosevelt (R) 17,239 63.2% Alton Parker (D) 8,007 29.3% 2,050 [+] 7.5% 27,296 -5 7 2.21%
1900 31% William McKinley* (R) 16,014 57.0% William J. Bryan (D) 11,010 39.2% 1,072 [+] 3.8% 28,096 -4 5 2.39%
* incumbent         PSV: percent of state vote



2020 President, Westmoreland County, PA
CandidateVotesPct
Joe Biden (D) 72,192 35.2%
Donald Trump* (R) 130,299 63.5%
Jo Jorgensen (Lbt) 2,353 1.1%
Other 486 0.2%
TOTAL 205,330
Turnout: 71% Diff (St): 15 Diff (US): 17


2016 President, Westmoreland County, PA
CandidateVotesPct
Hillary Clinton (D) 59,669 32.5%
Donald Trump (R) 116,522 63.5%
Gary Johnson (Lbt) 4,367 2.4%
Jill Stein (Grn) 936 0.5%
Other 1,998 1.1%
TOTAL 183,492
Turnout: 63% Diff (St): 15 Diff (US): 18


2012 President, Westmoreland County, PA
CandidateVotesPct
Barack Obama* (D) 63,722 37.6%
Mitt Romney (R) 103,932 61.3%
Gary Johnson (Lbt) 1,426 0.8%
Other 492 0.3%
TOTAL 169,572
Turnout: 58% Diff (St): 15 Diff (US): 14


2008 President, Westmoreland County, PA
CandidateVotesPct
Barack Obama (D) 72,721 41.0%
John McCain (R) 102,294 57.6%
Ralph Nader (I) 1,301 0.7%
Bob Barr (Lbt) 557 0.3%
Other 674 0.4%
TOTAL 177,547
Turnout: 61% Diff (St): 13 Diff (US): 12


2004 President, Westmoreland County, PA
CandidateVotesPct
George W. Bush* (R) 100,087 56.0%
John Kerry (D) 77,774 43.5%
Other 835 0.5%
TOTAL 178,696
Turnout: 62% Diff (St): 8 Diff (US): 5


2000 President, Westmoreland County, PA
CandidateVotesPct
George W. Bush (R) 80,858 51.6%
Albert Gore, Jr. (D) 71,792 45.8%
Ralph Nader (Grn) 2,601 1.7%
Pat Buchanan (Ref) 908 0.6%
Other 550 0.4%
TOTAL 156,709
Turnout: 54% Diff (St): 5 Diff (US): 4


1996 President, Westmoreland County, PA
CandidateVotesPct
Bill Clinton* (D) 63,686 44.4%
Robert Dole (R) 62,058 43.3%
Ross Perot (Ref) 16,230 11.3%
Harry Browne (Lbt) 407 0.3%
Other 948 0.7%
TOTAL 143,329
Turnout: 50% Diff (St): 3 Diff (US): 3


1992 President, Westmoreland County, PA
CandidateVotesPct
Bill Clinton (D) 69,817 45.2%
George Bush* (R) 47,315 30.6%
Ross Perot (I) 37,036 24.0%
Other 283 0.2%
TOTAL 154,451
Turnout: 54% Diff (St): -5 Diff (US): -7


1988 President, Westmoreland County, PA
CandidateVotesPct
George Bush (R) 61,472 44.1%
Michael Dukakis (D) 76,710 55.1%
Ron Paul (Lbt) 185 0.1%
Other 923 0.7%
TOTAL 139,290
Turnout: 49% Diff (St): -7 Diff (US): -9


1984 President, Westmoreland County, PA
CandidateVotesPct
Ronald Reagan* (R) 71,377 46.8%
Walter Mondale (D) 79,906 52.4%
Other 1,181 0.8%
TOTAL 152,464
Turnout: 53% Diff (St): -7 Diff (US): -12


1980 President, Westmoreland County, PA
CandidateVotesPct
Ronald Reagan (R) 63,140 45.1%
Jimmy Carter* (D) 68,627 49.0%
John Anderson (I) 5,985 4.3%
Edward Clark (Lbt) 1,076 0.8%
Other 1,311 0.9%
TOTAL 140,139
Turnout: 49% Diff (St): -5 Diff (US): -6


1976 President, Westmoreland County, PA
CandidateVotesPct
Jimmy Carter (D) 74,217 54.5%
Gerald Ford* (R) 59,172 43.5%
Eugene McCarthy (I) 1,661 1.2%
Other 1,084 0.8%
TOTAL 136,134
Turnout: 51% Diff (St): -4 Diff (US): -5


1972 President, Westmoreland County, PA
CandidateVotesPct
Richard Nixon* (R) 75,085 54.6%
George McGovern (D) 59,322 43.1%
John Schmitz (Amer) 2,814 2.0%
Other 306 0.2%
TOTAL 137,527
Turnout: 53% Diff (St): -5 Diff (US): -6


1968 President, Westmoreland County, PA
CandidateVotesPct
Richard Nixon (R) 52,206 35.1%
Hubert Humphrey (D) 81,833 55.0%
George Wallace (AIP) 14,436 9.7%
Other 364 0.2%
TOTAL 148,839
Turnout: 64% Diff (St): -9 Diff (US): -8


1964 President, Westmoreland County, PA
CandidateVotesPct
Lyndon Johnson* (D) 107,131 71.7%
Barry Goldwater (R) 41,493 27.8%
Other 792 0.5%
TOTAL 149,416
Turnout: 66% Diff (St): -7 Diff (US): -11


1960 President, Westmoreland County, PA
CandidateVotesPct
John Kennedy (D) 85,641 55.3%
Richard Nixon (R) 68,825 44.4%
Other 374 0.2%
TOTAL 154,840
Turnout: 70% Diff (St): -4 Diff (US): -5


1956 President, Westmoreland County, PA
CandidateVotesPct
Dwight Eisenhower* (R) 66,580 47.8%
Adlai Stevenson (D) 72,616 52.1%
Other 192 0.1%
TOTAL 139,388
Turnout: 63% Diff (St): -9 Diff (US): -10


1952 President, Westmoreland County, PA
CandidateVotesPct
Dwight Eisenhower (R) 58,923 42.2%
Adlai Stevenson (D) 80,068 57.4%
Other 503 0.4%
TOTAL 139,494
Turnout: 66% Diff (St): -10 Diff (US): -13


1948 President, Westmoreland County, PA
CandidateVotesPct
Harry Truman* (D) 61,901 58.0%
Thomas Dewey (R) 41,709 39.0%
Henry Wallace (Prog) 2,585 2.4%
Other 619 0.6%
TOTAL 106,814
Turnout: 54% Diff (St): -12 Diff (US): -6


1944 President, Westmoreland County, PA
CandidateVotesPct
Franklin Roosevelt* (D) 61,057 58.2%
Thomas Dewey (R) 43,202 41.2%
Other 705 0.7%
TOTAL 104,964
Turnout: 54% Diff (St): -7 Diff (US): -5


1940 President, Westmoreland County, PA
CandidateVotesPct
Franklin Roosevelt* (D) 64,567 59.9%
Wendell Willkie (R) 42,643 39.6%
Other 577 0.5%
TOTAL 107,787
Turnout: 56% Diff (St): -7 Diff (US): -5


1936 President, Westmoreland County, PA
CandidateVotesPct
Franklin Roosevelt* (D) 73,574 65.7%
Alf Landon (R) 36,079 32.2%
William Lemke (Union) 1,436 1.3%
Norman Thomas (Soc) 466 0.4%
Other 380 0.3%
TOTAL 111,935
Turnout: 64% Diff (St): -9 Diff (US): -4


1932 President, Westmoreland County, PA
CandidateVotesPct
Franklin Roosevelt (D) 45,436 56.3%
Herbert Hoover* (R) 30,426 37.7%
Norman Thomas (Soc) 3,988 4.9%
Other 801 1.0%
TOTAL 80,651
Turnout: 47% Diff (St): -13 Diff (US): -2


1928 President, Westmoreland County, PA
CandidateVotesPct
Herbert Hoover (R) 51,760 61.9%
Al Smith (D) 30,587 36.6%
Norman Thomas (Soc) 785 0.9%
Other 511 0.6%
TOTAL 83,643
Turnout: 50% Diff (St): -3 Diff (US): 4


1924 President, Westmoreland County, PA
CandidateVotesPct
Calvin Coolidge (R) 34,522 55.2%
John Davis (D) 10,223 16.4%
Robert LaFollette (Prog) 13,403 21.4%
Other 4,366 7.0%
TOTAL 62,514
Turnout: 39% Diff (St): -10 Diff (US): 1


1920 President, Westmoreland County, PA
CandidateVotesPct
Warren Harding (R) 27,077 59.7%
James Cox (D) 12,845 28.3%
Eugene Debs (Soc) 3,338 7.4%
Parley Christiansen (FL) 166 0.4%
Aaron Watkins (Proh) 1,866 4.1%
Other 57 0.1%
TOTAL 45,349
Turnout: 29% Diff (St): -6 Diff (US): -1


1916 President, Westmoreland County, PA
CandidateVotesPct
Woodrow Wilson* (D) 13,829 42.2%
Charles Evans Hughes (R) 15,283 46.7%
Allan Benson (Soc) 2,591 7.9%
James Hanly (Proh) 1,017 3.1%
Other 17 0.1%
TOTAL 32,737
Turnout: 22% Diff (St): -8 Diff (US): 1


1912 President, Westmoreland County, PA
CandidateVotesPct
Woodrow Wilson (D) 9,262 31.6%
Theodore Roosevelt (Prog) 10,193 34.8%
William Taft* (R) 4,299 14.7%
Eugene Debs (Soc) 4,622 15.8%
Eugene Chafin (Proh) 900 3.1%
Other 49 0.2%
TOTAL 29,325
Turnout: 21% Diff (St): -8 Diff (US): -9


1908 President, Westmoreland County, PA
CandidateVotesPct
William Taft (R) 15,429 52.0%
William J. Bryan (D) 11,101 37.4%
Eugene Debs (Soc) 1,468 4.9%
Eugene Chafin (Proh) 1,605 5.4%
Thomas Hisgen (I) 9 0.0%
Other 59 0.2%
TOTAL 29,671
Turnout: 24% Diff (St): -7 Diff (US): 0


1904 President, Westmoreland County, PA
CandidateVotesPct
Theodore Roosevelt (R) 17,239 63.2%
Alton Parker (D) 8,007 29.3%
Eugene Debs (Soc) 557 2.0%
Silas Swallow (Proh) 1,408 5.2%
Other 85 0.3%
TOTAL 27,296
Turnout: 26% Diff (St): -5 Diff (US): 7


1900 President, Westmoreland County, PA
CandidateVotesPct
William McKinley* (R) 16,014 57.0%
William J. Bryan (D) 11,010 39.2%
John Woolley (Proh) 725 2.6%
Eugene Debs (Soc) 151 0.5%
Other 196 0.7%
TOTAL 28,096
Turnout: 31% Diff (St): -4 Diff (US): 5
* incumbent

Historical Statewide Election Results for Westmoreland County, PA

Click on the Year to view county-level data for that election.

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2022 S3 58% Mehmet Oz (R) 98,238 58.5% John Fetterman (D) 66,240 39.4% 3,531 [+] 2.1% 168,009 12 3.13%
2022 G 58% Doug Mastriano (R) 87,804 52.3% Josh Shapiro (D) 77,152 45.9% 3,012 [+] 1.8% 167,968 11 3.13%
2018 S1 50% Lou Barletta (R) 79,078 54.4% Bob Casey, Jr.* (D) 63,778 43.9% 2,402 [+] 1.7% 145,258 12 2.90%
2018 G 51% Scott Wagner (R) 76,126 52.0% Tom Wolf* (D) 67,950 46.4% 2,219 [+] 1.5% 146,295 11 2.92%
2016 S3 62% Pat Toomey* (R) 107,532 59.7% Katie McGinty (D) 62,981 34.9% 9,745 [+] 5.4% 180,258 11 2.98%
2014 G 37% Tom Corbett* (R) 60,716 57.2% Tom Wolf (D) 45,501 42.8% 0 0.0% 106,217 12 3.04%
2012 S1 58% Tom Smith (R) 95,218 56.8% Bob Casey, Jr.* (D) 69,431 41.4% 3,060 [+] 1.8% 167,709 12 2.98%
2010 S3 43% Pat Toomey (R) 76,002 61.1% Joe Sestak (D) 48,338 38.9% 0 0.0% 124,340 10 3.13%
2010 G 43% Tom Corbett (R) 84,762 67.7% Dan Onorato (D) 40,440 32.3% 0 0.0% 125,202 13 3.14%
2006 S1 45% Bob Casey, Jr. (D) 69,608 53.5% Rick Santorum* (R) 60,468 46.5% 0 0.0% 130,076 5 3.19%
2006 G 45% Lynn Swann (R) 69,854 53.7% Ed Rendell* (D) 60,145 46.3% 0 0.0% 129,999 14 3.17%
2004 S3 58% Arlen Specter* (R) 86,126 50.9% Joseph Hoeffel (D) 66,728 39.4% 16,420 [+] 9.7% 169,274 -2 3.04%
2002 G 38% Mike Fisher (R) 58,018 53.0% Ed Rendell (D) 48,992 44.8% 2,427 [+] 2.2% 109,437 9 3.06%
2000 S1 53% Rick Santorum* (R) 80,010 52.5% Ron Klink (D) 70,201 46.0% 2,316 [+] 1.5% 152,527 0 3.22%
1998 S3 33% Arlen Specter* (R) 54,839 58.2% Bill Lloyd (D) 34,778 36.9% 4,547 [+] 4.8% 94,164 -3 3.18%
1998 G 35% Tom Ridge* (R) 44,331 44.5% Ivan Itkin (D) 32,375 32.5% 22,829 [+] 22.9% 99,535 -13 3.29%
1994 S1 39% Rick Santorum (R) 57,768 51.1% Harris Wofford* (D) 51,996 46.0% 3,269 [+] 2.9% 113,033 2 3.22%
1994 G 41% Mark Singel (D) 48,045 40.6% Tom Ridge (R) 46,089 38.9% 24,274 [+] 20.5% 118,408 -6 3.30%
1992 S3 52% Arlen Specter* (R) 72,024 48.7% Lynn Yeakel (D) 69,777 47.1% 6,201 [+] 4.2% 148,002 0 3.08%
1991 S1 38% Harris Wofford (D) 63,873 58.9% Richard Thornburgh (R) 44,628 41.1% 0 0.0% 108,501 -4 3.21%
1990 G 33% Robert Casey* (D) 71,922 74.9% Barbara Hafer (R) 24,039 25.1% 0 0.0% 95,961 -7 3.14%
1988 S1 46% John Heinz* (R) 87,838 66.1% Joseph Vignola (D) 43,365 32.7% 1,607 [+] 1.2% 132,810 0 3.04%
1986 S3 36% Bob Edgar (D) 51,648 49.9% Arlen Specter* (R) 50,804 49.1% 1,055 [+] 1.0% 103,507 -7 3.06%
1986 G 37% Robert Casey (D) 63,473 60.3% William Scranton III (R) 40,719 38.7% 1,100 [+] 1.0% 105,292 -10 3.11%
1982 S1 41% John Heinz* (R) 67,236 56.9% Cyril Wecht (D) 48,910 41.4% 2,013 [+] 1.7% 118,159 -2 3.28%
1982 G 42% Allen Ertel (D) 61,450 51.4% Richard Thornburgh* (R) 56,645 47.4% 1,416 [+] 1.2% 119,511 -3 3.24%
1980 S3 47% Pete Flaherty (D) 93,219 68.3% Arlen Specter (R) 41,224 30.2% 2,064 [+] 1.5% 136,507 -20 3.09%
1978 G 43% Pete Flaherty (D) 76,049 65.4% Richard Thornburgh (R) 39,398 33.9% 835 [+] 0.7% 116,282 -19 3.11%
1976 S1 50% John Heinz (R) 78,802 58.8% William Green (D) 54,028 40.3% 1,238 [+] 0.9% 134,068 6 2.95%
1974 S3 40% Pete Flaherty (D) 68,691 64.8% Richard Schweiker* (R) 36,555 34.5% 799 [+] 0.8% 106,045 -19 3.05%
1974 G 40% Milton Shapp* (D) 57,951 55.1% Andrew Lewis (R) 45,550 43.3% 1,708 [+] 1.6% 105,209 -2 3.01%
1970 S1 46% William Sesler (D) 60,550 54.6% Hugh Scott* (R) 46,960 42.4% 3,323 [+] 3.0% 110,833 -9 3.04%
1970 G 47% Milton Shapp (D) 75,493 66.6% Raymond Broderick (R) 34,695 30.6% 3,140 [+] 2.8% 113,328 -11 3.06%
1968 S3 63% Richard Schweiker (R) 72,169 49.2% Joseph Clark* (D) 71,554 48.8% 2,931 [+] 2.0% 146,654 -3 3.17%
1966 G 55% Milton Shapp (D) 70,497 56.2% Raymond Shafer (R) 53,013 42.3% 1,849 [+] 1.5% 125,359 -10 3.09%
1964 S1 66% Genevieve Blatt (D) 78,001 52.4% Hugh Scott* (R) 70,338 47.2% 579 [+] 0.4% 148,918 -3 3.10%
1962 S3 61% Joseph Clark* (D) 81,640 60.3% James Van Zandt (R) 53,263 39.3% 558 [+] 0.4% 135,461 -9 3.09%
1962 G 61% William Scranton (R) 68,876 50.8% Richardson Dilworth (D) 66,009 48.7% 769 [+] 0.6% 135,654 -5 3.10%
*: incumbent               +: ran on additional party lines               Type: G: Governor; S1,S2,S3: Senate Class 1, 2 or 3
italics: special election           RO: runoff election           PSV: percent of state vote


Historical U.S. House Election Results for Westmoreland County, PA

Click on the District to view county-level data for that election (where available).

DateDistrictWinnerRunner-Up OtherTotal Votes
2022-11-08 PA12Mike Doyle (R) 37,331 67.5% Summer Lee (D) 17,947 32.5% 0 0.0% 55,278
2022-11-08 PA14Guy Reschenthaler* (R) 74,914 100.0% 0 0.0% 74,914
County Total for 2022-11-08:   130,192
2020-11-03 PA13John Joyce* (R) 15,742 69.5% Todd Rowley (D) 6,902 30.5% 0 0.0% 22,644
2020-11-03 PA14Guy Reschenthaler* (R) 116,207 64.9% Mark Marx (D) 62,740 35.1% 0 0.0% 178,947
County Total for 2020-11-03:   201,591
2018-11-06 PA13John Joyce (R) 9,981 64.6% Brent Ottaway (D) 5,463 35.4% 0 0.0% 15,444
2018-11-06 PA14Guy Reschenthaler (R) 75,624 58.2% Bibiana Boerio (D) 54,378 41.8% 0 0.0% 130,002
County Total for 2018-11-06:   145,446
2018-03-13 sp PA18Rick Saccone (R) 40,951 57.0% Conor Lamb (D) 30,449 42.4% 468 0.7% 71,868
County Total for 2018-03-13:   71,868
2016-11-08 PA09Art Halvorson (D) 2,080 53.9% Bill Shuster* (R) 1,778 46.1% 0 0.0% 3,858
2016-11-08 PA12Keith Rothfus* (R) 31,183 65.8% Erin McClelland (D) 16,175 34.2% 0 0.0% 47,358
2016-11-08 PA14Mike Doyle* (D) 4,434 60.2% Lenny McAllister (R) 2,931 39.8% 0 0.0% 7,365
2016-11-08 PA18Tim Murphy* (R) 99,482 100.0% 0 0.0% 99,482
County Total for 2016-11-08:   158,063
2014-11-04 PA09Alanna Hartzok (D) 1,569 64.3% Bill Shuster* (R) 873 35.7% 0 0.0% 2,442
2014-11-04 PA12Keith Rothfus* (R) 17,727 62.2% Erin McClelland (D) 10,754 37.8% 0 0.0% 28,481
2014-11-04 PA14Mike Doyle* (D) 3,055 100.0% 0 0.0% 3,055
2014-11-04 PA18Tim Murphy* (R) 56,073 100.0% 0 0.0% 56,073
County Total for 2014-11-04:   90,051
2012-11-06 PA09Karen Ramsburg (D) 2,593 67.2% Bill Shuster* (R) 1,268 32.8% 0 0.0% 3,861
2012-11-06 PA12Keith Rothfus (R) 25,331 57.5% Mark Critz* (D) 18,737 42.5% 0 0.0% 44,068
2012-11-06 PA14Mike Doyle* (D) 4,576 64.0% Hans Lessmann (R) 2,576 36.0% 0 0.0% 7,152
2012-11-06 PA18Tim Murphy* (R) 74,676 68.1% Larry Maggi (D) 35,041 31.9% 0 0.0% 109,717
County Total for 2012-11-06:   164,798
2010-11-02 PA04Keith Rothfus (R) 6,040 60.2% Jason Altmire* (D) 3,999 39.8% 0 0.0% 10,039
2010-11-02 PA09Bill Shuster* (R) 50 70.4% Tom Conners (D) 21 29.6% 0 0.0% 71
2010-11-02 PA12Tim Burns (R) 24,542 52.7% Mark Critz* (D) 22,021 47.3% 0 0.0% 46,563
2010-11-02 PA18Tim Murphy* (R) 48,640 72.5% Dan Connolly (D) 18,449 27.5% 0 0.0% 67,089
County Total for 2010-11-02:   123,762
2010-05-18 sp PA12Mark Critz (D) 15,357 49.3% Tim Burns (R) 15,079 48.4% 712 2.3% 31,148
County Total for 2010-05-18:   31,148
2008-11-04 PA04Melissa Hart (R) 7,414 55.5% Jason Altmire* (D) 5,954 44.5% 0 0.0% 13,368
2008-11-04 PA09Bill Shuster* (R) 61 55.5% Tony Barr (D) 49 44.5% 0 0.0% 110
2008-11-04 PA12John Murtha* (D) 35,629 52.9% Bill Russell (R) 31,682 47.1% 0 0.0% 67,311
2008-11-04 PA18Tim Murphy* (R) 61,255 66.4% Steve O'Donnell (D) 31,062 33.6% 0 0.0% 92,317
County Total for 2008-11-04:   173,106
2006-11-07 PA04Melissa Hart* (R) 5,927 59.5% Jason Altmire (D) 4,034 40.5% 0 0.0% 9,961
2006-11-07 PA09Tony Barr (D) 39 55.7% Bill Shuster* (R) 31 44.3% 0 0.0% 70
2006-11-07 PA12John Murtha* (D) 29,093 57.4% Diana Irey (R) 21,567 42.6% 0 0.0% 50,660
2006-11-07 PA18Tim Murphy* (R) 41,602 60.9% Chad Kluko (D) 26,713 39.1% 0 0.0% 68,315
County Total for 2006-11-07:   129,006
2004-11-02 PA04Melissa Hart* (R) 9,497 73.6% Stevan Drobac (D) 3,355 26.0% 58 0.4% 12,910
2004-11-02 PA09Bill Shuster* (R) 45 53.6% Paul Politis (D) 39 46.4% 0 0.0% 84
2004-11-02 PA12John Murtha* (D) 45,252 100.0% 0 0.0% 45,252
2004-11-02 PA18Tim Murphy* (R) 55,390 65.0% Mark Boles (D) 29,773 35.0% 0 0.0% 85,163
County Total for 2004-11-02:   143,409
2002-11-05 PA04Melissa Hart* (R) 5,840 75.9% Stevan Drobac (D) 1,858 24.1% 0 0.0% 7,698
2002-11-05 PA12John Murtha* (D) 27,369 69.7% Bill Choby (R) 11,879 30.3% 0 0.0% 39,248
2002-11-05 PA18Tim Murphy (R) 32,044 59.1% Jack Machek (D) 22,152 40.9% 0 0.0% 54,196
County Total for 2002-11-05:   101,142
2000-11-07 PA04Melissa Hart (R) 39,404 58.7% Terry Van Horne (D) 27,718 41.3% 0 0.0% 67,122
2000-11-07 PA12John Murtha* (D) 25,915 67.6% Bill Choby (R) 12,143 31.7% 284 0.7% 38,342
2000-11-07 PA20Frank Mascara* (D) 26,493 63.3% Ronald Davis (R) 15,343 36.7% 0 0.0% 41,836
County Total for 2000-11-07:   147,300
1996-11-05 PA04Ron Klink* (D) 36,963 62.1% Paul Adametz (R) 22,523 37.9% 0 0.0% 59,486
1996-11-05 PA12John Murtha* (D) 23,928 67.5% Bill Choby (R) 11,506 32.5% 0 0.0% 35,434
1996-11-05 PA20Frank Mascara* (D) 20,914 52.7% Mike McCormick (R) 18,784 47.3% 0 0.0% 39,698
County Total for 1996-11-05:   134,618
1994-11-08 PA04Ron Klink* (D) 32,901 66.7% Ed Peglow (R) 16,402 33.3% 0 0.0% 49,303
1994-11-08 PA12John Murtha* (D) 20,361 67.4% Bill Choby (R) 9,831 32.6% 0 0.0% 30,192
1994-11-08 PA20Frank Mascara (D) 18,153 53.6% Mike McCormick (R) 15,730 46.4% 0 0.0% 33,883
County Total for 1994-11-08:   113,378
1992-11-03 PA04Ron Klink (D) 51,936 81.7% Gordon Johnston (R) 11,416 18.0% 208 0.3% 63,560
1992-11-03 PA12John Murtha* (D) 27,141 100.0% 0 0.0% 27,141
1992-11-03 PA20Austin Murphy* (D) 22,014 52.7% Bill Townsend (R) 19,738 47.3% 0 0.0% 41,752
County Total for 1992-11-03:   132,453
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Westmoreland County, PA

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2023 244,316 122,604 50.2% 91,506 37.5% 30,206 12.4% Rep +31,098 Rep +12.7% 85%
2022 248,523 122,557 49.3% 95,339 38.4% 30,627 12.3% Rep +27,218 Rep +11.0% 87%
2020 252,800 119,020 47.1% 103,335 40.9% 30,445 12.0% Rep +15,685 Rep +6.2% 88%
2018 247,278 107,294 43.4% 110,324 44.6% 29,660 12.0% Dem +3,030 Dem +1.2% 86%
2016 245,991 103,827 42.2% 113,584 46.2% 28,580 11.6% Dem +9,757 Dem +4.0% 85%
2014 238,550 91,555 38.4% 119,455 50.1% 27,540 11.5% Dem +27,900 Dem +11.7% 82%
2012 238,035 90,058 37.8% 122,436 51.4% 25,541 10.7% Dem +32,378 Dem +13.6% 82%
2010 239,044 86,978 36.4% 127,916 53.5% 24,150 10.1% Dem +40,938 Dem +17.1% 82%
2008 249,140 87,761 35.2% 136,953 55.0% 24,426 9.8% Dem +49,192 Dem +19.7% 85%
2006 241,701 86,158 35.6% 132,273 54.7% 23,270 9.6% Dem +46,115 Dem +19.1% 83%
2004 254,640 87,952 34.5% 142,389 55.9% 24,299 9.5% Dem +54,437 Dem +21.4% 88%
2002 237,726 77,821 32.7% 138,793 58.4% 21,112 8.9% Dem +60,972 Dem +25.6% 82%
2000 239,727 77,227 32.2% 141,652 59.1% 20,848 8.7% Dem +64,425 Dem +26.9% 83%
1998 227,144 71,139 31.3% 137,980 60.7% 18,025 7.9% Dem +66,841 Dem +29.4% 79%
1996 210,217 64,751 30.8% 130,346 62.0% 15,120 7.2% Dem +65,595 Dem +31.2% 73%
1994 182,265 52,236 28.7% 119,454 65.5% 10,575 5.8% Dem +67,218 Dem +36.9% 63%
1992 182,109 51,252 28.1% 120,916 66.4% 9,941 5.5% Dem +69,664 Dem +38.3% 63%
1990 171,266 48,665 28.4% 115,390 67.4% 7,211 4.2% Dem +66,725 Dem +39.0% 60%
1988 175,879 49,669 28.2% 118,771 67.5% 7,439 4.2% Dem +69,102 Dem +39.3% 61%
1986 180,410 48,888 27.1% 123,264 68.3% 8,258 4.6% Dem +74,376 Dem +41.2% 63%
1984 185,377 50,472 27.2% 126,142 68.0% 8,763 4.7% Dem +75,670 Dem +40.8% 64%
VAPOP% is the estimated percentage of voting age population that is registered.
Registration data may include "inactive" voters.   Data for each year pertains to the November elections.