| table with row headers in column A and column headers in rows 3 through 4 (leading dots indicate sub-parts) | ||||||||
| Cumulative Estimates of the Components of Population Change for Counties of Pennsylvania: April 1, 2000 to July 1, 2005 | ||||||||
| Geographic Area | Total Population Change* | Natural Increase | Net Migration | |||||
| Total | Births | Deaths | Total | Net International Migration | Net Internal Migration | |||
| Pennsylvania | 148,562 | 87,600 | 761,887 | 674,287 | 74,458 | 102,470 | -28,012 | |
| .Adams County | 8,457 | 867 | 5,439 | 4,572 | 7,751 | 803 | 6,948 | |
| .Allegheny County | -45,825 | -6,955 | 72,091 | 79,046 | -37,086 | 11,311 | -48,397 | |
| .Armstrong County | -1,806 | -861 | 3,666 | 4,527 | -848 | 24 | -872 | |
| .Beaver County | -4,035 | -1,630 | 9,444 | 11,074 | -2,192 | 273 | -2,465 | |
| .Bedford County | 107 | 294 | 2,861 | 2,567 | -120 | 25 | -145 | |
| .Berks County | 22,676 | 6,371 | 25,073 | 18,702 | 16,727 | 3,556 | 13,171 | |
| .Blair County | -2,349 | -955 | 7,520 | 8,475 | -1,255 | 164 | -1,419 | |
| .Bradford County | -224 | 221 | 3,691 | 3,470 | -376 | 36 | -412 | |
| .Bucks County | 23,710 | 10,720 | 36,850 | 26,130 | 13,874 | 5,332 | 8,542 | |
| .Butler County | 8,004 | 1,738 | 10,892 | 9,154 | 6,582 | 457 | 6,125 | |
| .Cambria County | -4,525 | -2,201 | 7,819 | 10,020 | -2,123 | 302 | -2,425 | |
| .Cameron County | -335 | -67 | 311 | 378 | -260 | 5 | -265 | |
| .Carbon County | 3,157 | -750 | 3,205 | 3,955 | 3,986 | 82 | 3,904 | |
| .Centre County | 4,803 | 1,989 | 6,670 | 4,681 | 2,972 | 3,665 | -693 | |
| .Chester County | 40,526 | 13,981 | 31,068 | 17,087 | 27,219 | 5,542 | 21,677 | |
| .Clarion County | -1,176 | -225 | 2,029 | 2,254 | -899 | 63 | -962 | |
| .Clearfield County | -599 | -597 | 4,172 | 4,769 | 90 | 73 | 17 | |
| .Clinton County | -475 | - | 2,170 | 2,170 | -428 | 90 | -518 | |
| .Columbia County | 791 | -325 | 3,209 | 3,534 | 1,189 | 101 | 1,088 | |
| .Crawford County | -924 | 461 | 5,348 | 4,887 | -1,281 | 74 | -1,355 | |
| .Cumberland County | 9,415 | 1,185 | 11,752 | 10,567 | 8,558 | 1,732 | 6,826 | |
| .Dauphin County | 2,197 | 4,122 | 17,030 | 12,908 | -1,633 | 2,523 | -4,156 | |
| .Delaware County | 3,674 | 6,127 | 35,907 | 29,780 | -1,700 | 6,807 | -8,507 | |
| .Elk County | -1,535 | -194 | 1,769 | 1,963 | -1,281 | 33 | -1,314 | |
| .Erie County | -397 | 3,597 | 17,555 | 13,958 | -6,678 | 2,317 | -8,995 | |
| .Fayette County | -2,502 | -1,742 | 7,823 | 9,565 | -584 | 102 | -686 | |
| .Forest County | 793 | -219 | 186 | 405 | 1,019 | - | 1,019 | |
| .Franklin County | 8,096 | 1,696 | 8,523 | 6,827 | 6,605 | 763 | 5,842 | |
| .Fulton County | 412 | 138 | 819 | 681 | 293 | 3 | 290 | |
| .Greene County | -864 | -373 | 2,041 | 2,414 | -440 | 49 | -489 | |
| .Huntingdon County | 361 | 177 | 2,381 | 2,204 | 235 | 75 | 160 | |
| .Indiana County | -902 | -119 | 4,599 | 4,718 | -684 | 403 | -1,087 | |
| .Jefferson County | -173 | -187 | 2,683 | 2,870 | 67 | 33 | 34 | |
| .Juniata County | 686 | 444 | 1,536 | 1,092 | 266 | 33 | 233 | |
| .Lackawanna County | -3,770 | -3,970 | 11,146 | 15,116 | 447 | 698 | -251 | |
| .Lancaster County | 19,904 | 12,526 | 34,991 | 22,465 | 8,069 | 2,919 | 5,150 | |
| .Lawrence County | -1,834 | -977 | 5,192 | 6,169 | -753 | 106 | -859 | |
| .Lebanon County | 5,251 | 774 | 7,458 | 6,684 | 4,672 | 663 | 4,009 | |
| .Lehigh County | 18,343 | 3,774 | 20,336 | 16,562 | 15,005 | 4,377 | 10,628 | |
| .Luzerne County | -6,389 | -7,510 | 15,711 | 23,221 | 1,520 | 923 | 597 | |
| .Lycoming County | -1,649 | 356 | 6,873 | 6,517 | -1,876 | 129 | -2,005 | |
| .McKean County | -1,566 | -171 | 2,541 | 2,712 | -1,316 | 33 | -1,349 | |
| .Mercer County | -695 | -615 | 6,646 | 7,261 | 41 | 215 | -174 | |
| .Mifflin County | -251 | 313 | 3,027 | 2,714 | -510 | 23 | -533 | |
| .Monroe County | 24,547 | 2,081 | 8,157 | 6,076 | 22,651 | 750 | 21,901 | |
| .Montgomery County | 26,896 | 13,534 | 49,983 | 36,449 | 14,219 | 8,411 | 5,808 | |
| .Montour County | -207 | -28 | 1,105 | 1,133 | -154 | 33 | -187 | |
| .Northampton County | 20,698 | 2,426 | 15,724 | 13,298 | 18,111 | 2,789 | 15,322 | |
| .Northumberland County | -1,946 | -1,070 | 5,028 | 6,098 | -766 | 101 | -867 | |
| .Perry County | 1,126 | 728 | 2,709 | 1,981 | 459 | 23 | 436 | |
| .Philadelphia County | -54,269 | 32,435 | 120,060 | 87,625 | -83,693 | 30,151 | -113,844 | |
| .Pike County | 10,035 | 273 | 2,081 | 1,808 | 9,843 | 108 | 9,735 | |
| .Potter County | -246 | 46 | 1,135 | 1,089 | -262 | 13 | -275 | |
| .Schuylkill County | -2,889 | -3,431 | 7,467 | 10,898 | 719 | 137 | 582 | |
| .Snyder County | 661 | 676 | 2,411 | 1,735 | 24 | 18 | 6 | |
| .Somerset County | -1,116 | -907 | 4,077 | 4,984 | -128 | 88 | -216 | |
| .Sullivan County | -165 | -280 | 233 | 513 | 128 | 10 | 118 | |
| .Susquehanna County | -114 | -14 | 2,348 | 2,362 | -20 | 13 | -33 | |
| .Tioga County | 276 | 192 | 2,314 | 2,122 | 131 | 68 | 63 | |
| .Union County | 1,507 | 225 | 2,135 | 1,910 | 1,344 | 346 | 998 | |
| .Venango County | -1,637 | -549 | 2,955 | 3,504 | -1,013 | 26 | -1,039 | |
| .Warren County | -1,830 | -338 | 2,230 | 2,568 | -1,447 | 10 | -1,457 | |
| .Washington County | 3,509 | -1,702 | 10,985 | 12,687 | 5,412 | 317 | 5,095 | |
| .Wayne County | 2,391 | -534 | 2,597 | 3,131 | 3,018 | 57 | 2,961 | |
| .Westmoreland County | -2,358 | -4,934 | 18,030 | 22,964 | 2,917 | 467 | 2,450 | |
| .Wyoming County | 80 | 193 | 1,553 | 1,360 | -74 | 24 | -98 | |
| .York County | 27,050 | 7,350 | 24,517 | 17,167 | 20,175 | 1,573 | 18,602 | |
| *Total population change includes residual - see "State and County Terms & Definitions" | ||||||||
| Note: The April 1, 2000 Population Estimates base reflects changes to the Census 2000 population from the Count Question Resolution program and geographic program revisions. Dash (-) represents zero or rounds to zero. (X) Not applicable | ||||||||
| Courtesy of the Pennsylvania State Data Center | ||||||||
| Source: Population Division, U.S. Census Bureau | ||||||||
| Release Date: March 16, 2006 | ||||||||