Pennsylvania 2008 vs 2012: county swing
64 of 67 counties moved toward the Republican ticket; 5 changed hands.
| County | 2008 | 2012 | Swing | Votes 2008 | Votes 2012 |
|---|---|---|---|---|---|
| Elk County flipped | D+4.3 | R+16.0 | R+20.3 | 14,258 | 13,238 |
| Cambria County flipped | D+0.7 | R+18.0 | R+18.7 | 65,622 | 60,526 |
| Somerset County | R+25.1 | R+42.9 | R+17.8 | 35,167 | 33,942 |
| Greene County | R+0.3 | R+17.8 | R+17.5 | 15,961 | 14,464 |
| Clearfield County | R+12.2 | R+28.9 | R+16.7 | 33,774 | 31,967 |
| Jefferson County | R+29.8 | R+45.6 | R+15.8 | 18,801 | 18,097 |
| Clarion County | R+22.4 | R+35.7 | R+13.3 | 17,765 | 16,186 |
| Mifflin County | R+33.6 | R+46.8 | R+13.2 | 16,501 | 16,371 |
| Armstrong County | R+24.7 | R+37.4 | R+12.7 | 30,072 | 29,602 |
| Indiana County | R+7.1 | R+18.7 | R+11.6 | 37,299 | 36,321 |
| Centre County | D+11.8 | D+0.3 | R+11.5 | 75,737 | 69,626 |
| Warren County | R+6.2 | R+17.5 | R+11.3 | 18,494 | 17,299 |
| Cameron County | R+19.2 | R+30.1 | R+10.9 | 2,311 | 2,111 |
| McKean County | R+17.3 | R+28.1 | R+10.8 | 15,947 | 15,108 |
| Berks County flipped | D+9.1 | R+1.0 | R+10.1 | 179,896 | 170,320 |
| Juniata County | R+35.2 | R+45.3 | R+10.1 | 9,711 | 9,535 |
| Bedford County | R+44.9 | R+54.9 | R+10.0 | 22,441 | 21,697 |
| Susquehanna County | R+11.6 | R+21.5 | R+9.9 | 19,283 | 18,044 |
| Huntingdon County | R+27.5 | R+37.2 | R+9.7 | 18,646 | 17,639 |
| Blair County | R+24.3 | R+33.9 | R+9.6 | 53,081 | 50,241 |
| Crawford County | R+10.4 | R+19.9 | R+9.5 | 38,074 | 35,388 |
| Carbon County flipped | D+1.9 | R+7.5 | R+9.4 | 26,919 | 25,581 |
| Chester County flipped | D+9.2 | R+0.2 | R+9.4 | 254,305 | 251,973 |
| Lebanon County | R+18.9 | R+28.2 | R+9.3 | 58,252 | 56,580 |
| Clinton County | R+2.7 | R+11.9 | R+9.2 | 14,793 | 13,265 |
| Lycoming County | R+24.2 | R+33.2 | R+9.0 | 49,235 | 46,493 |
| Washington County | R+4.7 | R+13.6 | R+8.9 | 98,002 | 94,750 |
| Sullivan County | R+19.5 | R+28.2 | R+8.7 | 3,120 | 2,949 |
| Union County | R+14.6 | R+23.2 | R+8.6 | 17,400 | 16,268 |
| Columbia County | R+4.4 | R+12.9 | R+8.5 | 28,041 | 25,623 |
| Potter County | R+37.5 | R+46.0 | R+8.5 | 7,507 | 7,242 |
| Wayne County | R+12.3 | R+20.8 | R+8.5 | 22,833 | 21,607 |
| Fulton County | R+48.6 | R+56.6 | R+8.0 | 6,306 | 6,195 |
| Adams County | R+19.6 | R+27.5 | R+7.9 | 44,489 | 42,457 |
| Fayette County | R+0.4 | R+8.3 | R+7.9 | 52,554 | 48,505 |
| Tioga County | R+27.4 | R+35.2 | R+7.8 | 17,965 | 17,004 |
| Lehigh County | D+15.5 | D+7.8 | R+7.7 | 152,464 | 147,002 |
| Forest County | R+13.4 | R+21.0 | R+7.6 | 2,444 | 2,312 |
| Northampton County | D+12.3 | D+4.7 | R+7.6 | 135,581 | 130,735 |
| York County | R+13.6 | R+21.2 | R+7.6 | 194,183 | 189,229 |
| Bucks County | D+8.7 | D+1.2 | R+7.5 | 332,923 | 321,016 |
| Butler County | R+27.5 | R+34.9 | R+7.4 | 90,355 | 89,445 |
| Venango County | R+19.2 | R+26.5 | R+7.3 | 23,288 | 22,167 |
| Lancaster County | R+11.8 | R+18.9 | R+7.1 | 228,097 | 222,436 |
| Westmoreland County | R+16.8 | R+23.7 | R+6.9 | 176,785 | 169,572 |
| Pike County | R+4.2 | R+11.0 | R+6.8 | 24,297 | 23,279 |
| Snyder County | R+29.2 | R+35.9 | R+6.7 | 15,479 | 15,002 |
| Montgomery County | D+20.8 | D+14.3 | R+6.5 | 422,411 | 412,200 |
| Bradford County | R+18.4 | R+24.7 | R+6.3 | 25,782 | 23,426 |
| Franklin County | R+32.6 | R+38.5 | R+5.9 | 63,635 | 63,078 |
| Northumberland County | R+13.9 | R+19.4 | R+5.5 | 33,916 | 33,212 |
| Montour County | R+15.1 | R+20.4 | R+5.3 | 8,023 | 7,831 |
| Wyoming County | R+7.6 | R+12.9 | R+5.3 | 13,129 | 11,872 |
| Perry County | R+33.8 | R+38.9 | R+5.1 | 19,733 | 19,128 |
| Cumberland County | R+13.7 | R+18.5 | R+4.8 | 113,298 | 110,814 |
| Schuylkill County | R+8.7 | R+13.4 | R+4.7 | 63,054 | 57,727 |
| Erie County | D+20.0 | D+16.1 | R+3.9 | 127,642 | 118,619 |
| Lawrence County | R+5.1 | R+9.0 | R+3.9 | 42,084 | 39,036 |
| Beaver County | R+2.9 | R+6.6 | R+3.7 | 84,463 | 80,474 |
| Luzerne County | D+8.4 | D+4.8 | R+3.6 | 135,163 | 124,439 |
| Mercer County | R+0.3 | R+3.4 | R+3.1 | 53,796 | 50,863 |
| Monroe County | D+16.3 | D+13.3 | R+3.0 | 68,385 | 62,917 |
| Dauphin County | D+9.0 | D+6.1 | R+2.9 | 129,526 | 124,008 |
| Allegheny County | D+15.5 | D+14.6 | R+0.9 | 651,380 | 622,081 |
| Delaware County | D+21.2 | D+21.4 | D+0.2 | 281,082 | 285,564 |
| Lackawanna County | D+26.0 | D+27.3 | D+1.3 | 107,866 | 98,015 |
| Philadelphia County | D+66.8 | D+71.3 | D+4.5 | 717,155 | 690,327 |
Official results As published by The American Presidency Project (UC Santa Barbara) and the state documents it links. How we use this data