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Indiana County, PA


Micropolitan Statistical Area: Indiana, PA
Designated Market Area: Pittsburgh, PA-MD-WV
USDA County Type (2025): Government
American Communities Project County Type (2023): Rural Middle America

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

 

Tracts in Indiana County, PA

   



Click here to view demographic data for Indiana County, PA

2024 population: 82,953   ( 279 from 2020)
Land area: 827.4 square miles
Population density: 100.3 persons per square mile

2024 Census data
White:77,023 92.85% 0.8%
Black:2,1372.58% 3.3%
Indian:1180.14% 25.5%
Asian:8631.04% 3.6%
2+ races:1,1371.37% 23.7%
Hispanic:1,6752.02% 16.9%
Total non-White:5,9307.15% 6.8%

2020-2024 ComponentsNumberRate
Births:3,107 9.3
Deaths:4,54213.6
Net Migration: 5271.6
Net Immigration: 6201.9
Change in White population:-659 -0.8
Change in Non-White pop.:380 0.5



Historical Presidential Election Results for Indiana County, PA

Recent Trends
VotesΔ MarginSwing %
2024 vs. 2020 R +1,126 R +1,063 R + 1.5%
D +63
2024 vs. 2016 R +4,327 R +3,158 R + 2.7%
D +1,169
2020 vs. 2016 R +3,201 R +2,095 R + 1.3%
D +1,106
2024 vs. 2012 R +7,958 R +9,734 R + 20.4%
D -1,776
2016 vs. 2008 R +5,161 R +10,698 R + 29.5%
D -5,537
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
2024 63% Donald Trump (R) 29,215 69.0% Kamala Harris (D) 12,697 30.0% 425 [+] 1.0% 42,337 19 19 0.60%
2020 61% Donald Trump* (R) 28,089 68.0% Joe Biden (D) 12,634 30.6% 566 [+] 1.4% 41,289 19 21 0.59%
2016 55% Donald Trump (R) 24,888 65.3% Hillary Clinton (D) 11,528 30.2% 1,706 [+] 4.5% 38,122 17 19 0.62%
2012 51% Mitt Romney (R) 21,257 58.3% Barack Obama* (D) 14,473 39.7% 714 [+] 2.0% 36,444 12 11 0.63%
2008 52% John McCain (R) 19,727 52.9% Barack Obama (D) 17,065 45.7% 510 [+] 1.4% 37,302 9 7 0.62%
2004 51% George W. Bush* (R) 20,254 55.9% John Kerry (D) 15,831 43.7% 163 [+] 0.4% 36,248 7 5 0.63%
2000 44% George W. Bush (R) 16,799 53.5% Albert Gore, Jr. (D) 13,667 43.5% 935 [+] 3.0% 31,401 7 6 0.64%
1996 44% Bill Clinton* (D) 13,868 45.3% Robert Dole (R) 12,874 42.1% 3,841 [+] 12.6% 30,583 2 1 0.68%
1992 48% Bill Clinton (D) 15,194 45.6% George Bush* (R) 10,966 32.9% 7,154 [+] 21.5% 33,314 -3 -4 0.67%
1988 46% Michael Dukakis (D) 16,514 52.0% George Bush (R) 14,983 47.2% 242 [+] 0.8% 31,739 -3 -6 0.70%
1984 51% Ronald Reagan* (R) 18,845 54.2% Walter Mondale (D) 15,791 45.4% 123 0.4% 34,759 1 -5 0.72%
1980 46% Ronald Reagan (R) 15,607 49.6% Jimmy Carter* (D) 13,828 44.0% 2,016 [+] 6.4% 31,451 0 -1 0.69%
1976 51% Gerald Ford* (R) 15,786 51.0% Jimmy Carter (D) 14,650 47.3% 513 [+] 1.7% 30,949 3 3 0.67%
1972 52% Richard Nixon* (R) 18,122 61.9% George McGovern (D) 10,833 37.0% 319 [+] 1.1% 29,274 3 1 0.64%
1968 59% Richard Nixon (R) 14,899 51.0% Hubert Humphrey (D) 12,175 41.7% 2,122 [+] 7.3% 29,196 7 8 0.61%
1964 61% Lyndon Johnson* (D) 17,568 59.9% Barry Goldwater (R) 11,706 39.9% 46 0.2% 29,320 5 1 0.61%
1960 68% Richard Nixon (R) 18,756 58.6% John Kennedy (D) 13,174 41.2% 83 0.3% 32,013 10 9 0.64%
1956 60% Dwight Eisenhower* (R) 18,593 62.3% Adlai Stevenson (D) 11,268 37.7% 0 0.0% 29,861 6 5 0.65%
1952 56% Dwight Eisenhower (R) 16,673 58.6% Adlai Stevenson (D) 11,620 40.9% 147 0.5% 28,440 6 3 0.62%
1948 43% Thomas Dewey (R) 12,640 59.7% Harry Truman* (D) 8,543 40.3% 0 0.0% 21,183 9 15 0.57%
1944 47% Thomas Dewey (R) 14,388 61.4% Franklin Roosevelt* (D) 8,863 37.8% 175 0.7% 23,426 13 16 0.62%
1940 54% Wendell Willkie (R) 15,547 56.2% Franklin Roosevelt* (D) 12,035 43.5% 68 0.2% 27,650 10 11 0.68%
1936 70% Alf Landon (R) 16,530 51.4% Franklin Roosevelt* (D) 15,353 47.7% 294 [+] 0.9% 32,177 11 15 0.78%
1932 50% Herbert Hoover* (R) 12,727 57.2% Franklin Roosevelt (D) 8,606 38.7% 902 [+] 4.1% 22,235 6 18 0.78%
1928 50% Herbert Hoover (R) 16,706 76.7% Al Smith (D) 4,810 22.1% 252 [+] 1.2% 21,768 12 19 0.69%
1924 40% Calvin Coolidge (R) 12,748 69.7% Robert LaFollette (Prog) 2,648 14.5% 2,881 [+] 15.8% 18,277 4 16 0.85%
1920 26% Warren Harding (R) 8,616 71.8% James Cox (D) 1,936 16.1% 1,441 [+] 12.0% 11,993 6 12 0.65%
1916 19% Charles Evans Hughes (R) 4,887 57.7% Woodrow Wilson* (D) 2,398 28.3% 1,192 [+] 14.1% 8,477 3 12 0.65%
1912 21% Theodore Roosevelt (Prog) 3,969 46.6% William Taft* (R) 1,720 20.2% 2,821 [+] 33.1% 8,510 -2 -3 0.70%
1908 27% William Taft (R) 6,416 67.4% William J. Bryan (D) 1,965 20.7% 1,133 [+] 11.9% 9,514 9 16 0.75%
1904 30% Theodore Roosevelt (R) 6,878 77.2% Alton Parker (D) 1,558 17.5% 468 [+] 5.3% 8,904 9 21 0.72%
1900 33% William McKinley* (R) 5,687 72.3% William J. Bryan (D) 1,767 22.4% 417 [+] 5.3% 7,871 12 21 0.67%
* incumbent         PSV: percent of state vote

Historical Statewide Election Results for Indiana County, PA

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

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2024 S1 62% Dave McCormick (R) 27,881 66.3% Bob Casey, Jr.* (D) 13,181 31.3% 1,006 [+] 2.4% 42,068 17 0.60%
2022 S3 48% Mehmet Oz (R) 20,769 63.4% John Fetterman (D) 11,218 34.2% 768 [+] 2.3% 32,755 17 0.61%
2022 G 48% Doug Mastriano (R) 19,179 58.6% Josh Shapiro (D) 13,032 39.8% 531 [+] 1.6% 32,742 17 0.61%
2018 S1 43% Lou Barletta (R) 16,314 55.2% Bob Casey, Jr.* (D) 12,702 43.0% 527 [+] 1.8% 29,543 13 0.59%
2018 G 43% Scott Wagner (R) 16,179 55.0% Tom Wolf* (D) 12,715 43.3% 502 [+] 1.7% 29,396 14 0.59%
2016 S3 54% Pat Toomey* (R) 22,245 58.9% Katie McGinty (D) 12,592 33.3% 2,955 [+] 7.8% 37,792 10 0.62%
2014 G 32% Tom Corbett* (R) 12,199 54.4% Tom Wolf (D) 10,223 45.6% 0 0.0% 22,422 9 0.64%
2012 S1 51% Tom Smith (R) 20,452 56.5% Bob Casey, Jr.* (D) 14,908 41.2% 843 [+] 2.3% 36,203 12 0.64%
2010 S3 35% Pat Toomey (R) 15,133 60.0% Joe Sestak (D) 10,085 40.0% 0 0.0% 25,218 9 0.63%
2010 G 35% Tom Corbett (R) 16,520 65.1% Dan Onorato (D) 8,842 34.9% 0 0.0% 25,362 11 0.64%
2006 S1 37% Bob Casey, Jr. (D) 14,091 53.3% Rick Santorum* (R) 12,342 46.7% 0 0.0% 26,433 5 0.65%
2006 G 37% Lynn Swann (R) 13,390 50.8% Ed Rendell* (D) 12,953 49.2% 0 0.0% 26,343 11 0.64%
2004 S3 51% Arlen Specter* (R) 19,616 54.4% Joseph Hoeffel (D) 12,590 34.9% 3,866 [+] 10.7% 36,072 2 0.65%
2002 G 34% Mike Fisher (R) 13,462 56.1% Ed Rendell (D) 9,897 41.3% 627 [+] 2.6% 23,986 12 0.67%
2000 S1 44% Rick Santorum* (R) 17,651 56.7% Ron Klink (D) 12,761 41.0% 731 [+] 2.3% 31,143 4 0.66%
1998 S3 33% Arlen Specter* (R) 14,577 63.0% Bill Lloyd (D) 7,856 34.0% 695 [+] 3.0% 23,128 2 0.78%
1998 G 33% Tom Ridge* (R) 11,733 50.7% Ivan Itkin (D) 6,910 29.9% 4,486 [+] 19.4% 23,129 -7 0.76%
1994 S1 36% Rick Santorum (R) 12,558 50.1% Harris Wofford* (D) 11,497 45.9% 1,014 [+] 4.0% 25,069 1 0.71%
1994 G 36% Tom Ridge (R) 11,087 44.0% Mark Singel (D) 10,368 41.1% 3,751 [+] 14.9% 25,206 -1 0.70%
1992 S3 48% Arlen Specter* (R) 15,976 48.4% Lynn Yeakel (D) 14,998 45.4% 2,037 [+] 6.2% 33,011 -1 0.69%
1991 S1 35% Harris Wofford (D) 13,041 54.6% Richard Thornburgh (R) 10,838 45.4% 0 0.0% 23,879 0 0.71%
1990 G 32% Robert Casey* (D) 15,692 70.3% Barbara Hafer (R) 6,622 29.7% 0 0.0% 22,314 -3 0.73%
1988 S1 46% John Heinz* (R) 23,129 73.1% Joseph Vignola (D) 8,170 25.8% 334 [+] 1.1% 31,633 7 0.72%
1986 S3 36% Arlen Specter* (R) 14,370 58.6% Bob Edgar (D) 10,033 40.9% 133 [+] 0.5% 24,536 2 0.73%
1986 G 36% Robert Casey (D) 13,369 54.6% William Scranton III (R) 10,911 44.5% 220 [+] 0.9% 24,500 -4 0.72%
1982 S1 40% John Heinz* (R) 17,332 63.7% Cyril Wecht (D) 9,576 35.2% 295 [+] 1.1% 27,203 4 0.75%
1982 G 40% Richard Thornburgh* (R) 14,191 52.3% Allen Ertel (D) 12,761 47.0% 172 [+] 0.6% 27,124 1 0.74%
1980 S3 46% Pete Flaherty (D) 17,180 54.9% Arlen Specter (R) 13,880 44.3% 246 [+] 0.8% 31,306 -6 0.71%
1978 G 39% Richard Thornburgh (R) 11,986 49.8% Pete Flaherty (D) 11,911 49.5% 150 [+] 0.6% 24,047 -3 0.64%
1976 S1 51% John Heinz (R) 19,116 61.9% William Green (D) 11,631 37.6% 149 [+] 0.5% 30,896 9 0.68%
1974 S3 42% Richard Schweiker* (R) 12,812 51.8% Pete Flaherty (D) 11,815 47.8% 105 [+] 0.4% 24,732 -1 0.71%
1974 G 42% Andrew Lewis (R) 12,473 50.6% Milton Shapp* (D) 11,990 48.7% 169 [+] 0.7% 24,632 6 0.70%
1970 S1 47% Hugh Scott* (R) 13,544 56.2% William Sesler (D) 10,171 42.2% 391 [+] 1.6% 24,106 5 0.66%
1970 G 47% Milton Shapp (D) 12,598 52.3% Raymond Broderick (R) 10,941 45.4% 565 [+] 2.3% 24,104 4 0.65%
1968 S3 59% Richard Schweiker (R) 17,126 59.4% Joseph Clark* (D) 11,391 39.5% 319 [+] 1.1% 28,836 7 0.62%
1966 G 53% Raymond Shafer (R) 15,063 58.6% Milton Shapp (D) 10,411 40.5% 243 [+] 0.9% 25,717 6 0.63%
1964 S1 61% Hugh Scott* (R) 16,958 57.5% Genevieve Blatt (D) 12,400 42.1% 113 [+] 0.4% 29,471 7 0.61%
1962 S3 65% James Van Zandt (R) 16,689 54.2% Joseph Clark* (D) 14,022 45.6% 56 [+] 0.2% 30,767 6 0.70%
1962 G 65% William Scranton (R) 18,763 61.0% Richardson Dilworth (D) 11,870 38.6% 113 [+] 0.4% 30,746 6 0.70%
*: 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 Indiana County, PA

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

DateDistrictWinnerRunner-Up OtherTotal Votes
2024-11-05 PA14Guy Reschenthaler* (R) 25,493 68.0% Christopher Dziados (D) 12,009 32.0% 0 0.0% 37,502
2024-11-05 PA15Glenn Thompson* (R) 3,358 84.5% Zach Womer (D) 614 15.5% 0 0.0% 3,972
County Total for 2024-11-05:   41,474
2022-11-08 PA14Guy Reschenthaler* (R) 22,578 100.0% 0 0.0% 22,578
2022-11-08 PA15Glenn Thompson* (R) 2,589 82.4% Michael Molesevich (D) 552 17.6% 0 0.0% 3,141
County Total for 2022-11-08:   25,719
2020-11-03 PA15Glenn Thompson* (R) 28,053 69.3% Robert Williams (D) 12,446 30.7% 0 0.0% 40,499
County Total for 2020-11-03:   40,499
2018-11-06 PA15Glenn Thompson* (R) 18,053 61.7% Susan Boser (D) 11,211 38.3% 0 0.0% 29,264
County Total for 2018-11-06:   29,264
2016-11-08 PA09Bill Shuster* (R) 19,336 54.2% Art Halvorson (D) 16,320 45.8% 0 0.0% 35,656
County Total for 2016-11-08:   35,656
2014-11-04 PA09Bill Shuster* (R) 14,222 64.1% Alanna Hartzok (D) 7,972 35.9% 0 0.0% 22,194
County Total for 2014-11-04:   22,194
2012-11-06 PA09Bill Shuster* (R) 21,954 61.9% Karen Ramsburg (D) 13,517 38.1% 0 0.0% 35,471
County Total for 2012-11-06:   35,471
2010-11-02 PA09Bill Shuster* (R) 13,255 67.4% Tom Conners (D) 6,404 32.6% 0 0.0% 19,659
2010-11-02 PA12Tim Burns (R) 3,026 55.0% Mark Critz* (D) 2,477 45.0% 0 0.0% 5,503
County Total for 2010-11-02:   25,162
2010-05-18 sp PA12Tim Burns (R) 1,991 54.9% Mark Critz (D) 1,543 42.5% 93 2.6% 3,627
County Total for 2010-05-18:   3,627
2008-11-04 PA09Bill Shuster* (R) 16,464 60.6% Tony Barr (D) 10,685 39.4% 0 0.0% 27,149
2008-11-04 PA12John Murtha* (D) 5,548 57.6% Bill Russell (R) 4,090 42.4% 0 0.0% 9,638
County Total for 2008-11-04:   36,787
2006-11-07 PA09Bill Shuster* (R) 11,358 54.8% Tony Barr (D) 9,377 45.2% 0 0.0% 20,735
2006-11-07 PA12John Murtha* (D) 3,100 56.1% Diana Irey (R) 2,423 43.9% 0 0.0% 5,523
County Total for 2006-11-07:   26,258
2004-11-02 PA09Bill Shuster* (R) 17,374 63.8% Paul Politis (D) 9,843 36.2% 0 0.0% 27,217
2004-11-02 PA12John Murtha* (D) 6,575 100.0% 0 0.0% 6,575
County Total for 2004-11-02:   33,792
2002-11-05 PA09Bill Shuster* (R) 11,544 61.7% John Henry (D) 7,180 38.3% 0 0.0% 18,724
2002-11-05 PA12John Murtha* (D) 3,626 70.1% Bill Choby (R) 1,545 29.9% 0 0.0% 5,171
County Total for 2002-11-05:   23,895
2000-11-07 PA12John Murtha* (D) 21,033 68.5% Bill Choby (R) 9,088 29.6% 563 1.8% 30,684
County Total for 2000-11-07:   30,684
1996-11-05 PA12John Murtha* (D) 19,957 65.9% Bill Choby (R) 10,319 34.1% 0 0.0% 30,276
County Total for 1996-11-05:   30,276
1994-11-08 PA12John Murtha* (D) 16,602 65.8% Bill Choby (R) 8,633 34.2% 0 0.0% 25,235
County Total for 1994-11-08:   25,235
1992-11-03 PA12John Murtha* (D) 26,606 100.0% 0 0.0% 26,606
County Total for 1992-11-03:   26,606
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Indiana County, PA

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2025 49,230 28,889 58.7% 14,132 28.7% 6,209 12.6% Rep +14,757 Rep +30.0% 73%
2024 51,765 29,554 57.1% 15,417 29.8% 6,794 13.1% Rep +14,137 Rep +27.3% 76%
2022 49,305 27,107 55.0% 15,986 32.4% 6,212 12.6% Rep +11,121 Rep +22.6% 73%
2020 51,814 27,206 52.5% 17,990 34.7% 6,618 12.8% Rep +9,216 Rep +17.8% 77%
2018 49,425 24,008 48.6% 19,073 38.6% 6,344 12.8% Rep +4,935 Rep +10.0% 72%
2016 51,812 24,187 46.7% 20,584 39.7% 7,041 13.6% Rep +3,603 Rep +7.0% 75%
2014 47,761 20,828 43.6% 20,221 42.3% 6,712 14.1% Rep +607 Rep +1.3% 68%
2012 57,192 23,826 41.7% 24,811 43.4% 8,555 15.0% Dem +985 Dem +1.7% 80%
2010 53,907 22,538 41.8% 24,114 44.7% 7,255 13.5% Dem +1,576 Dem +2.9% 75%
2008 58,052 24,149 41.6% 26,639 45.9% 7,264 12.5% Dem +2,490 Dem +4.3% 81%
2006 53,310 23,519 44.1% 23,562 44.2% 6,229 11.7% Dem +43 Dem +0.1% 75%
2004 53,772 23,746 44.2% 23,811 44.3% 6,215 11.6% Dem +65 Dem +0.1% 75%
2002 48,264 21,216 44.0% 21,962 45.5% 5,086 10.5% Dem +746 Dem +1.5% 68%
2000 47,621 20,647 43.4% 21,670 45.5% 5,304 11.1% Dem +1,023 Dem +2.1% 67%
1998 43,580 19,445 44.6% 20,469 47.0% 3,666 8.4% Dem +1,024 Dem +2.3% 62%
1996 42,985 19,295 44.9% 20,269 47.2% 3,421 8.0% Dem +974 Dem +2.3% 61%
1994 38,765 17,392 44.9% 18,930 48.8% 2,443 6.3% Dem +1,538 Dem +4.0% 56%
1992 39,090 17,566 44.9% 19,116 48.9% 2,408 6.2% Dem +1,550 Dem +4.0% 56%
1990 39,400 18,209 46.2% 19,131 48.6% 2,060 5.2% Dem +922 Dem +2.3% 57%
1988 39,721 18,699 47.1% 18,985 47.8% 2,037 5.1% Dem +286 Dem +0.7% 58%
1986 41,407 19,702 47.6% 19,414 46.9% 2,291 5.5% Rep +288 Rep +0.7% 60%
1984 43,272 20,393 47.1% 20,350 47.0% 2,529 5.8% Rep +43 Rep +0.1% 63%
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.