| County | Precincts | B. Casey
(Dem)
| R. Santorum (i)
(GOP)
| | Total | 9358/9372 |  2,357,058
58.69% | 1,658,853
41.31% | | Adams | 48/48 | 13,509
44.92% | 16,562
55.08% | | Allegheny | 1314/1314 | 295,149
64.87% | 159,828
35.13% | | Armstrong | 74/74 | 11,228
50.21% | 11,132
49.79% | | Beaver | 129/129 | 39,942
62.06% | 24,415
37.94% | | Bedford | 40/40 | 6,916
41.48% | 9,756
58.52% | | Berks | 187/187 | 61,928
54.94% | 50,800
45.06% | | Blair | 97/97 | 17,098
44.46% | 21,361
55.54% | | Bradford | 61/61 | 7,888
43.45% | 10,267
56.55% | | Bucks | 307/307 | 136,282
58.55% | 96,470
41.45% | | Butler | 85/85 | 27,795
44.82% | 34,225
55.18% | | Cambria | 165/165 | 31,704
63.72% | 18,051
36.28% | | Cameron | 10/10 | 820
48.21% | 881
51.79% | | Carbon | 45/45 | 9,952
57.46% | 7,368
42.54% | | Centre | 89/89 | 24,532
56.90% | 18,583
43.10% | | Chester | 223/223 | 93,756
55.04% | 76,594
44.96% | | Clarion | 41/41 | 6,086
47.24% | 6,798
52.76% | | Clearfield | 71/71 | 14,183
55.27% | 11,479
44.73% | | Clinton | 36/36 | 5,286
54.09% | 4,486
45.91% | | Columbia | 42/42 | 8,958
51.01% | 8,602
48.99% | | Crawford | 67/67 | 12,794
48.63% | 13,513
51.37% | | Cumberland | 97/97 | 35,161
46.38% | 40,644
53.62% | | Dauphin | 159/159 | 46,519
53.29% | 40,775
46.71% | | Delaware | 425/425 | 128,901
61.80% | 79,688
38.20% | | Elk | 32/32 | 7,137
63.01% | 4,189
36.99% | | Erie | 153/153 | 48,866
59.57% | 33,167
40.43% | | Fayette | 105/105 | 23,668
64.55% | 13,000
35.45% | | Forest | 9/9 | 1,029
52.31% | 938
47.69% | | Franklin | 74/74 | 16,653
38.67% | 26,411
61.33% | | Fulton | 13/13 | 1,697
38.90% | 2,666
61.10% | | Greene | 44/44 | 7,702
63.46% | 4,435
36.54% | | Huntingdon | 58/58 | 6,315
46.46% | 7,276
53.54% | | Indiana | 68/68 | 14,055
53.34% | 12,296
46.66% | | Jefferson | 37/37 | 6,393
45.46% | 7,669
54.54% | | Juniata | 20/20 | 3,228
41.53% | 4,545
58.47% | | Lackawanna | 163/163 | 53,113
69.52% | 23,285
30.48% | | Lancaster | 232/232 | 60,578
41.62% | 84,973
58.38% | | Lawrence | 106/106 | 17,619
58.01% | 12,755
41.99% | | Lebanon | 55/55 | 18,225
45.29% | 22,013
54.71% | | Lehigh | 151/151 | 53,797
57.80% | 39,273
42.20% | | Luzerne | 316/316 | 57,769
60.61% | 37,545
39.39% | | Lycoming | 86/86 | 14,148
39.45% | 21,715
60.55% | | McKean | 42/42 | 5,003
45.77% | 5,927
54.23% | | Mercer | 100/100 | 20,642
57.28% | 15,395
42.72% | | Mifflin | 30/30 | 5,238
42.58% | 7,063
57.42% | | Monroe | 50/50 | 19,767
56.05% | 15,502
43.95% | | Montgomery | 407/407 | 177,976
61.91% | 109,522
38.09% | | Montour | 15/15 | 2,692
46.49% | 3,098
53.51% | | Northampton | 149/149 | 44,392
58.48% | 31,518
41.52% | | Northumberland | 94/94 | 12,719
50.46% | 12,487
49.54% | | Perry | 32/32 | 5,494
39.67% | 8,356
60.33% | | Philadelphia | 1667/1681 | 348,469
84.13% | 65,737
15.87% | | Pike | 18/18 | 6,704
48.21% | 7,203
51.79% | | Potter | 33/33 | 2,012
36.66% | 3,476
63.34% | | Schuylkill | 167/167 | 25,487
54.26% | 21,483
45.74% | | Snyder | 25/25 | 4,137
36.68% | 7,142
63.32% | | Somerset | 68/68 | 14,042
51.20% | 13,383
48.80% | | Sullivan | 15/15 | 1,233
46.67% | 1,409
53.33% | | Susquehanna | 43/43 | 7,299
48.52% | 7,743
51.48% | | Tioga | 44/44 | 4,642
39.06% | 7,243
60.94% | | Union | 27/27 | 4,871
42.43% | 6,610
57.57% | | Venango | 48/48 | 8,486
48.49% | 9,015
51.51% | | Warren | 33/33 | 6,743
51.29% | 6,404
48.71% | | Washington | 185/185 | 42,837
59.43% | 29,242
40.57% | | Wayne | 37/37 | 7,298
46.52% | 8,391
53.48% | | Westmoreland | 306/306 | 69,657
53.56% | 60,390
46.44% | | Wyoming | 30/30 | 4,588
44.92% | 5,625
55.08% | | York | 159/159 | 56,251
44.89% | 69,060
55.11% |
|
= runoff
Politics
