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Blair County, PA


Metropolitan Statistical Area: Altoona, PA
Designated Market Area: Johnstown-Altoona-State College, PA
American Communities Project County Type (2023): Rural Middle America

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

 

Tracts in Blair County, PA

   



Click here to view demographic data for Blair County, PA

2024 population: 120,269   ( 2,552 from 2020)
Land area: 525.3 square miles
Population density: 229.0 persons per square mile

2024 Census data
White:112,111 93.22% 3.2%
Black:2,8112.34% 12.9%
Indian:1600.13% 3.6%
Asian:9650.80% 11.3%
2+ races:2,0241.68% 12.7%
Hispanic:2,1981.83% 30.3%
Total non-White:8,1586.78% 16.4%

2020-2024 ComponentsNumberRate
Births:4,971 10.1
Deaths:7,63515.5
Net Migration: -468-1.0
Net Immigration: 5051.0
Change in White population:-3,704 -3.0
Change in Non-White pop.:1,152 0.9



Historical Presidential Election Results for Blair County, PA

Recent Trends
VotesΔ MarginSwing %
2024 vs. 2020 R +1,046 R +555 D + 0.2%
D +491
2024 vs. 2016 R +7,217 R +3,048 D + 3.6%
D +4,169
2020 vs. 2016 R +6,171 R +2,493 D + 3.5%
D +3,678
2024 vs. 2012 R +13,033 R +11,182 R + 9.4%
D +1,851
2016 vs. 2008 R +6,427 R +12,282 R + 22.9%
D -5,855
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 68% Donald Trump (R) 46,352 71.2% Kamala Harris (D) 18,127 27.8% 661 [+] 1.0% 65,140 21 21 0.92%
2020 65% Donald Trump* (R) 45,306 71.1% Joe Biden (D) 17,636 27.7% 806 [+] 1.3% 63,748 22 24 0.92%
2016 56% Donald Trump (R) 39,135 70.7% Hillary Clinton (D) 13,958 25.2% 2,248 [+] 4.1% 55,341 23 25 0.90%
2012 51% Mitt Romney (R) 33,319 66.2% Barack Obama* (D) 16,276 32.3% 770 [+] 1.5% 50,365 20 19 0.88%
2008 53% John McCain (R) 32,708 61.4% Barack Obama (D) 19,813 37.2% 777 [+] 1.5% 53,298 17 16 0.89%
2004 54% George W. Bush* (R) 35,751 66.0% John Kerry (D) 18,105 33.4% 322 [+] 0.6% 54,178 18 15 0.94%
2000 45% George W. Bush (R) 28,376 62.9% Albert Gore, Jr. (D) 15,774 34.9% 990 [+] 2.2% 45,140 16 15 0.92%
1996 41% Robert Dole (R) 21,282 52.3% Bill Clinton* (D) 15,036 37.0% 4,373 [+] 10.7% 40,691 12 12 0.90%
1992 45% George Bush* (R) 21,447 47.9% Bill Clinton (D) 14,857 33.2% 8,454 [+] 18.9% 44,758 12 11 0.90%
1988 42% George Bush (R) 25,623 61.5% Michael Dukakis (D) 15,588 37.4% 451 [+] 1.1% 41,662 11 8 0.92%
1984 46% Ronald Reagan* (R) 30,104 65.5% Walter Mondale (D) 15,651 34.1% 190 0.4% 45,945 12 7 0.95%
1980 47% Ronald Reagan (R) 28,931 62.4% Jimmy Carter* (D) 15,014 32.4% 2,414 [+] 5.2% 46,359 13 12 1.02%
1976 51% Gerald Ford* (R) 28,290 59.7% Jimmy Carter (D) 18,397 38.8% 679 [+] 1.4% 47,366 12 12 1.03%
1972 48% Richard Nixon* (R) 33,126 75.1% George McGovern (D) 10,023 22.7% 961 [+] 2.2% 44,110 16 14 0.96%
1968 58% Richard Nixon (R) 28,780 59.6% Hubert Humphrey (D) 15,803 32.7% 3,713 [+] 7.7% 48,296 16 16 1.02%
1964 60% Lyndon Johnson* (D) 26,157 51.8% Barry Goldwater (R) 24,301 48.1% 73 0.1% 50,531 13 10 1.05%
1960 65% Richard Nixon (R) 35,297 64.4% John Kennedy (D) 19,445 35.5% 67 0.1% 54,809 16 15 1.09%
1956 57% Dwight Eisenhower* (R) 33,623 65.7% Adlai Stevenson (D) 17,503 34.2% 65 0.1% 51,191 9 8 1.12%
1952 54% Dwight Eisenhower (R) 32,113 65.4% Adlai Stevenson (D) 16,851 34.3% 106 0.2% 49,070 13 10 1.07%
1948 42% Thomas Dewey (R) 22,382 60.7% Harry Truman* (D) 14,050 38.1% 454 [+] 1.2% 36,886 10 16 0.99%
1944 49% Thomas Dewey (R) 24,925 57.8% Franklin Roosevelt* (D) 18,003 41.8% 178 0.4% 43,106 9 12 1.14%
1940 55% Wendell Willkie (R) 26,639 55.1% Franklin Roosevelt* (D) 21,573 44.6% 106 0.2% 48,318 9 10 1.18%
1936 65% Franklin Roosevelt* (D) 27,038 51.4% Alf Landon (R) 24,711 47.0% 848 [+] 1.6% 52,597 6 10 1.27%
1932 43% Herbert Hoover* (R) 19,553 56.9% Franklin Roosevelt (D) 13,709 39.9% 1,073 [+] 3.1% 34,335 6 17 1.20%
1928 60% Herbert Hoover (R) 34,356 73.5% Al Smith (D) 12,104 25.9% 266 [+] 0.6% 46,726 8 15 1.48%
1924 41% Calvin Coolidge (R) 20,313 65.9% Robert LaFollette (Prog) 6,027 19.6% 4,468 [+] 14.5% 30,808 1 12 1.44%
1920 36% Warren Harding (R) 15,035 57.0% James Cox (D) 5,668 21.5% 5,689 [+] 21.6% 26,392 -9 -3 1.43%
1916 26% Charles Evans Hughes (R) 9,893 55.2% Woodrow Wilson* (D) 7,002 39.0% 1,040 [+] 5.8% 17,935 1 9 1.38%
1912 27% Theodore Roosevelt (Prog) 8,179 47.3% Woodrow Wilson (D) 4,108 23.8% 4,989 [+] 28.9% 17,276 -4 -5 1.42%
1908 27% William Taft (R) 10,583 67.0% William J. Bryan (D) 3,981 25.2% 1,232 [+] 7.8% 15,796 8 15 1.25%
1904 32% Theodore Roosevelt (R) 12,482 73.5% Alton Parker (D) 3,675 21.6% 835 [+] 4.9% 16,992 5 17 1.37%
1900 31% William McKinley* (R) 9,749 65.8% William J. Bryan (D) 4,528 30.6% 537 [+] 3.6% 14,814 5 14 1.26%
* incumbent         PSV: percent of state vote

Historical Statewide Election Results for Blair County, PA

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

YearTypeTurnout WinnerRunner-Up OtherTotal VotesDiff PSV
2024 S1 68% Dave McCormick (R) 44,741 69.1% Bob Casey, Jr.* (D) 18,445 28.5% 1,537 [+] 2.4% 64,723 20 0.93%
2022 S3 52% Mehmet Oz (R) 34,124 68.1% John Fetterman (D) 14,763 29.4% 1,243 [+] 2.5% 50,130 22 0.93%
2022 G 53% Doug Mastriano (R) 31,823 63.2% Josh Shapiro (D) 17,716 35.2% 795 [+] 1.6% 50,334 22 0.94%
2018 S1 44% Lou Barletta (R) 27,826 64.5% Bob Casey, Jr.* (D) 14,599 33.8% 740 [+] 1.7% 43,165 22 0.86%
2018 G 44% Scott Wagner (R) 28,175 64.7% Tom Wolf* (D) 14,622 33.6% 725 [+] 1.7% 43,522 24 0.87%
2016 S3 56% Pat Toomey* (R) 36,533 66.7% Katie McGinty (D) 15,107 27.6% 3,150 [+] 5.7% 54,790 18 0.91%
2014 G 31% Tom Corbett* (R) 17,718 58.1% Tom Wolf (D) 12,800 41.9% 0 0.0% 30,518 13 0.87%
2012 S1 50% Tom Smith (R) 31,666 63.1% Bob Casey, Jr.* (D) 17,424 34.7% 1,097 [+] 2.2% 50,187 19 0.89%
2010 S3 36% Pat Toomey (R) 24,411 68.4% Joe Sestak (D) 11,258 31.6% 0 0.0% 35,669 17 0.90%
2010 G 36% Tom Corbett (R) 26,199 72.9% Dan Onorato (D) 9,750 27.1% 0 0.0% 35,949 18 0.90%
2006 S1 39% Rick Santorum* (R) 21,504 55.6% Bob Casey, Jr. (D) 17,179 44.4% 0 0.0% 38,683 14 0.95%
2006 G 39% Lynn Swann (R) 23,295 60.1% Ed Rendell* (D) 15,435 39.9% 0 0.0% 38,730 21 0.95%
2004 S3 53% Arlen Specter* (R) 34,362 64.2% Joseph Hoeffel (D) 14,613 27.3% 4,508 [+] 8.4% 53,483 12 0.96%
2002 G 35% Mike Fisher (R) 23,530 68.1% Ed Rendell (D) 10,356 30.0% 643 [+] 1.9% 34,529 24 0.96%
2000 S1 45% Rick Santorum* (R) 30,343 67.9% Ron Klink (D) 12,863 28.8% 1,449 [+] 3.2% 44,655 16 0.94%
1998 S3 28% Arlen Specter* (R) 20,223 72.6% Bill Lloyd (D) 6,748 24.2% 885 [+] 3.2% 27,856 11 0.94%
1998 G 28% Tom Ridge* (R) 19,025 67.5% Peg Luksik (Constitution) 4,518 16.0% 4,626 [+] 16.4% 28,169 10 0.93%
1994 S1 35% Rick Santorum (R) 20,259 59.0% Harris Wofford* (D) 12,456 36.3% 1,634 [+] 4.8% 34,349 10 0.98%
1994 G 35% Tom Ridge (R) 17,734 51.5% Mark Singel (D) 9,830 28.6% 6,846 [+] 19.9% 34,410 6 0.96%
1992 S3 45% Arlen Specter* (R) 24,337 54.4% Lynn Yeakel (D) 16,960 37.9% 3,417 [+] 7.6% 44,714 5 0.93%
1991 S1 33% Richard Thornburgh (R) 18,157 56.2% Harris Wofford (D) 14,132 43.8% 0 0.0% 32,289 11 0.95%
1990 G 31% Robert Casey* (D) 20,713 68.3% Barbara Hafer (R) 9,608 31.7% 0 0.0% 30,321 -1 0.99%
1988 S1 42% John Heinz* (R) 33,171 79.8% Joseph Vignola (D) 7,826 18.8% 558 [+] 1.3% 41,555 13 0.95%
1986 S3 34% Arlen Specter* (R) 22,616 68.3% Bob Edgar (D) 10,240 30.9% 245 [+] 0.7% 33,101 12 0.98%
1986 G 33% William Scranton III (R) 17,509 53.0% Robert Casey (D) 15,135 45.8% 380 [+] 1.2% 33,024 5 0.97%
1982 S1 41% John Heinz* (R) 28,729 71.2% Cyril Wecht (D) 11,254 27.9% 395 [+] 1.0% 40,378 12 1.12%
1982 G 41% Richard Thornburgh* (R) 23,180 57.4% Allen Ertel (D) 17,033 42.1% 202 [+] 0.5% 40,415 7 1.10%
1980 S3 47% Arlen Specter (R) 23,590 51.1% Pete Flaherty (D) 22,185 48.0% 411 [+] 0.9% 46,186 1 1.05%
1978 G 43% Richard Thornburgh (R) 20,976 52.4% Pete Flaherty (D) 18,678 46.7% 378 [+] 0.9% 40,032 0 1.07%
1976 S1 51% John Heinz (R) 28,542 60.4% William Green (D) 18,482 39.1% 204 [+] 0.4% 47,228 8 1.04%
1974 S3 43% Richard Schweiker* (R) 24,500 61.4% Pete Flaherty (D) 15,064 37.8% 323 [+] 0.8% 39,887 8 1.15%
1974 G 43% Andrew Lewis (R) 23,216 58.5% Milton Shapp* (D) 16,045 40.4% 455 [+] 1.1% 39,716 13 1.13%
1970 S1 44% Hugh Scott* (R) 19,642 51.9% William Sesler (D) 15,713 41.5% 2,474 [+] 6.5% 37,829 0 1.04%
1970 G 44% Milton Shapp (D) 18,317 48.4% Raymond Broderick (R) 17,125 45.3% 2,381 [+] 6.3% 37,823 4 1.02%
1968 S3 57% Richard Schweiker (R) 32,026 66.9% Joseph Clark* (D) 14,686 30.7% 1,124 [+] 2.3% 47,836 15 1.03%
1966 G 50% Raymond Shafer (R) 24,817 59.6% Milton Shapp (D) 15,855 38.1% 935 [+] 2.2% 41,607 8 1.03%
1964 S1 60% Hugh Scott* (R) 29,961 59.3% Genevieve Blatt (D) 20,457 40.5% 124 [+] 0.2% 50,542 9 1.05%
1962 S3 58% James Van Zandt (R) 31,685 64.8% Joseph Clark* (D) 17,132 35.0% 79 [+] 0.2% 48,896 16 1.12%
1962 G 58% William Scranton (R) 32,352 66.3% Richardson Dilworth (D) 16,267 33.3% 165 [+] 0.3% 48,784 11 1.11%
*: 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 Blair County, PA

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

DateDistrictWinnerRunner-Up OtherTotal Votes
2024-11-05 PA13John Joyce* (R) 47,627 74.0% Elizabeth Farnham (D) 16,731 26.0% 0 0.0% 64,358
County Total for 2024-11-05:   64,358
2022-11-08 PA13John Joyce* (R) 40,655 100.0% 0 0.0% 40,655
County Total for 2022-11-08:   40,655
2020-11-03 PA13John Joyce* (R) 46,944 74.3% Todd Rowley (D) 16,243 25.7% 0 0.0% 63,187
County Total for 2020-11-03:   63,187
2018-11-06 PA13John Joyce (R) 30,851 71.2% Brent Ottaway (D) 12,497 28.8% 0 0.0% 43,348
County Total for 2018-11-06:   43,348
2016-11-08 PA09Bill Shuster* (R) 33,679 62.9% Art Halvorson (D) 19,888 37.1% 0 0.0% 53,567
County Total for 2016-11-08:   53,567
2014-11-04 PA09Bill Shuster* (R) 20,380 67.1% Alanna Hartzok (D) 9,983 32.9% 0 0.0% 30,363
County Total for 2014-11-04:   30,363
2012-11-06 PA09Bill Shuster* (R) 32,662 65.6% Karen Ramsburg (D) 17,094 34.4% 0 0.0% 49,756
County Total for 2012-11-06:   49,756
2010-11-02 PA09Bill Shuster* (R) 25,360 71.5% Tom Conners (D) 10,121 28.5% 0 0.0% 35,481
County Total for 2010-11-02:   35,481
2008-11-04 PA09Bill Shuster* (R) 32,167 60.7% Tony Barr (D) 20,827 39.3% 0 0.0% 52,994
County Total for 2008-11-04:   52,994
2006-11-07 PA09Bill Shuster* (R) 23,881 61.4% Tony Barr (D) 15,024 38.6% 0 0.0% 38,905
County Total for 2006-11-07:   38,905
2004-11-02 PA09Bill Shuster* (R) 36,570 69.3% Paul Politis (D) 16,195 30.7% 0 0.0% 52,765
County Total for 2004-11-02:   52,765
2002-11-05 PA09Bill Shuster* (R) 27,134 78.5% John Henry (D) 7,414 21.5% 0 0.0% 34,548
County Total for 2002-11-05:   34,548
2001-05-15 sp PA09Bill Shuster (R) 15,203 57.5% Scott Conklin (D) 10,384 39.3% 860 3.3% 26,447
County Total for 2001-05-15:   26,447
2000-11-07 PA09Bud Shuster* (R) 40,518 100.0% 0 0.0% 40,518
County Total for 2000-11-07:   40,518
1996-11-05 PA09Bud Shuster* (R) 32,156 79.1% Monte Kemmler (D) 8,475 20.9% 0 0.0% 40,631
County Total for 1996-11-05:   40,631
1994-11-08 PA09Bud Shuster* (R) 31,065 100.0% 0 0.0% 31,065
County Total for 1994-11-08:   31,065
1992-11-03 PA09Bud Shuster* (R) 40,237 100.0% 0 0.0% 40,237
County Total for 1992-11-03:   40,237
*: incumbent           sp: special election           RO: runoff election

Voter Registration Data for Blair County, PA

YearTotalRepublicanDemocratOtherR/D EdgeR/D Edge %VAPOP %
2025 81,400 50,838 62.5% 19,640 24.1% 10,922 13.4% Rep +31,198 Rep +38.3% 85%
2024 81,318 50,697 62.3% 20,014 24.6% 10,607 13.0% Rep +30,683 Rep +37.7% 85%
2022 78,244 47,866 61.2% 20,560 26.3% 9,818 12.5% Rep +27,306 Rep +34.9% 82%
2020 80,513 48,505 60.2% 22,063 27.4% 9,945 12.4% Rep +26,442 Rep +32.8% 84%
2018 75,998 44,132 58.1% 22,455 29.5% 9,411 12.4% Rep +21,677 Rep +28.5% 79%
2016 77,831 44,355 57.0% 24,079 30.9% 9,397 12.1% Rep +20,276 Rep +26.1% 80%
2014 84,067 45,566 54.2% 27,872 33.2% 10,629 12.6% Rep +17,694 Rep +21.0% 85%
2012 85,316 46,298 54.3% 28,770 33.7% 10,248 12.0% Rep +17,528 Rep +20.5% 86%
2010 84,386 45,727 54.2% 29,227 34.6% 9,432 11.2% Rep +16,500 Rep +19.6% 84%
2008 84,404 45,929 54.4% 29,599 35.1% 8,876 10.5% Rep +16,330 Rep +19.3% 84%
2006 80,714 46,224 57.3% 26,093 32.3% 8,397 10.4% Rep +20,131 Rep +24.9% 81%
2004 79,763 45,608 57.2% 25,929 32.5% 8,226 10.3% Rep +19,679 Rep +24.7% 80%
2002 74,446 41,468 55.7% 25,363 34.1% 7,615 10.2% Rep +16,105 Rep +21.6% 75%
2000 73,354 40,852 55.7% 25,224 34.4% 7,278 9.9% Rep +15,628 Rep +21.3% 73%
1998 67,181 37,854 56.3% 23,436 34.9% 5,891 8.8% Rep +14,418 Rep +21.5% 67%
1996 62,480 35,777 57.3% 21,865 35.0% 4,838 7.7% Rep +13,912 Rep +22.3% 63%
1994 53,434 31,065 58.1% 19,138 35.8% 3,231 6.0% Rep +11,927 Rep +22.3% 54%
1992 54,496 31,565 57.9% 19,893 36.5% 3,038 5.6% Rep +11,672 Rep +21.4% 55%
1990 50,943 30,080 59.0% 18,692 36.7% 2,171 4.3% Rep +11,388 Rep +22.4% 52%
1988 53,061 31,198 58.8% 19,596 36.9% 2,267 4.3% Rep +11,602 Rep +21.9% 54%
1986 54,506 31,829 58.4% 20,210 37.1% 2,467 4.5% Rep +11,619 Rep +21.3% 55%
1984 58,411 33,906 58.0% 21,781 37.3% 2,724 4.7% Rep +12,125 Rep +20.8% 59%
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.