| Population, April 1, 2000 | Population, April 1, 2010 | Numeric Population Change, 2000 to 2010 | Percent Population Change, 2000 to 2010 | Land Area (square miles), 2010 | Persons Per Square Mile, 2010 |
|
United States | 281,421,906 | 308,745,538 | 27,323,632 | 9.7% | 3,531,905.4 | 87.4 |
Appalachian Region | 23,642,578 | 25,243,456 | 1,600,878 | 6.8% | 204,452.1 | 123.5 |
Pennsylvania | 12,281,054 | 12,702,379 | 421,325 | 3.4% | 44,742.7 | 283.9 |
Appalachian Pennsylvania | 5,819,800 | 5,792,195 | -27,605 | -0.5% | 36,444.3 | 158.9 |
|
County |
Allegheny | 1,281,666 | 1,223,348 | -58,318 | -4.6% | 730.1 | 1,675.6 |
Armstrong | 72,392 | 68,941 | -3,451 | -4.8% | 653.2 | 105.5 |
Beaver | 181,412 | 170,539 | -10,873 | -6.0% | 434.7 | 392.3 |
Bedford | 49,984 | 49,762 | -222 | -0.4% | 1,012.3 | 49.2 |
Blair | 129,144 | 127,089 | -2,055 | -1.6% | 525.8 | 241.7 |
Bradford | 62,761 | 62,622 | -139 | -0.2% | 1,147.4 | 54.6 |
Butler | 174,083 | 183,862 | 9,779 | 5.6% | 788.6 | 233.1 |
Cambria | 152,598 | 143,679 | -8,919 | -5.8% | 688.4 | 208.7 |
Cameron | 5,974 | 5,085 | -889 | -14.9% | 396.2 | 12.8 |
Carbon | 58,802 | 65,249 | 6,447 | 11.0% | 381.5 | 171.1 |
Centre | 135,758 | 153,990 | 18,232 | 13.4% | 1,109.9 | 138.7 |
Clarion | 41,765 | 39,988 | -1,777 | -4.3% | 600.8 | 66.6 |
Clearfield | 83,382 | 81,642 | -1,740 | -2.1% | 1,144.7 | 71.3 |
Clinton | 37,914 | 39,238 | 1,324 | 3.5% | 888.0 | 44.2 |
Columbia | 64,151 | 67,295 | 3,144 | 4.9% | 483.1 | 139.3 |
Crawford | 90,366 | 88,765 | -1,601 | -1.8% | 1,012.3 | 87.7 |
Elk | 35,112 | 31,946 | -3,166 | -9.0% | 827.4 | 38.6 |
Erie | 280,843 | 280,566 | -277 | -0.1% | 799.2 | 351.1 |
Fayette | 148,644 | 136,606 | -12,038 | -8.1% | 790.3 | 172.8 |
Forest | 4,946 | 7,716 | 2,770 | 56.0% | 427.2 | 18.1 |
Fulton | 14,261 | 14,845 | 584 | 4.1% | 437.6 | 33.9 |
Greene | 40,672 | 38,686 | -1,986 | -4.9% | 575.9 | 67.2 |
Huntingdon | 45,586 | 45,913 | 327 | 0.7% | 874.6 | 52.5 |
Indiana | 89,605 | 88,880 | -725 | -0.8% | 827.0 | 107.5 |
Jefferson | 45,932 | 45,200 | -732 | -1.6% | 652.4 | 69.3 |
Juniata | 22,821 | 24,636 | 1,815 | 8.0% | 391.4 | 63.0 |
Lackawanna | 213,295 | 214,437 | 1,142 | 0.5% | 459.1 | 467.1 |
Lawrence | 94,643 | 91,108 | -3,535 | -3.7% | 358.2 | 254.4 |
Luzerne | 319,250 | 320,918 | 1,668 | 0.5% | 890.3 | 360.4 |
Lycoming | 120,044 | 116,111 | -3,933 | -3.3% | 1,228.6 | 94.5 |
McKean | 45,936 | 43,450 | -2,486 | -5.4% | 979.2 | 44.4 |
Mercer | 120,293 | 116,638 | -3,655 | -3.0% | 672.6 | 173.4 |
Mifflin | 46,486 | 46,682 | 196 | 0.4% | 411.0 | 113.6 |
Monroe | 138,687 | 169,842 | 31,155 | 22.5% | 608.3 | 279.2 |
Montour | 18,236 | 18,267 | 31 | 0.2% | 130.2 | 140.3 |
Northumberland | 94,556 | 94,528 | -28 | 0.0% | 458.4 | 206.2 |
Perry | 43,602 | 45,969 | 2,367 | 5.4% | 551.4 | 83.4 |
Pike | 46,302 | 57,369 | 11,067 | 23.9% | 545.0 | 105.3 |
Potter | 18,080 | 17,457 | -623 | -3.4% | 1,081.3 | 16.1 |
Schuylkill | 150,336 | 148,289 | -2,047 | -1.4% | 778.6 | 190.4 |
Snyder | 37,546 | 39,702 | 2,156 | 5.7% | 328.7 | 120.8 |
Somerset | 80,023 | 77,742 | -2,281 | -2.9% | 1,074.4 | 72.4 |
Sullivan | 6,556 | 6,428 | -128 | -2.0% | 449.9 | 14.3 |
Susquehanna | 42,238 | 43,356 | 1,118 | 2.6% | 823.4 | 52.7 |
Tioga | 41,373 | 41,981 | 608 | 1.5% | 1,133.8 | 37.0 |
Union | 41,624 | 44,947 | 3,323 | 8.0% | 316.0 | 142.2 |
Venango | 57,565 | 54,984 | -2,581 | -4.5% | 674.3 | 81.5 |
Warren | 43,863 | 41,815 | -2,048 | -4.7% | 884.1 | 47.3 |
Washington | 202,897 | 207,820 | 4,923 | 2.4% | 857.0 | 242.5 |
Wayne | 47,722 | 52,822 | 5,100 | 10.7% | 725.6 | 72.8 |
Westmoreland | 369,993 | 365,169 | -4,824 | -1.3% | 1,027.6 | 355.4 |
Wyoming | 28,080 | 28,276 | 196 | 0.7% | 397.3 | 71.2 |