| | Persons for Whom Poverty Status is Determined, 1980 | Persons Below Poverty Level, 1980 | Poverty Rate, 1980 | Poverty Rate, Percent of U.S. Average, 1980 |
|
| United States | 220,845,766 | 27,392,580 | 12.4% | 100.0% |
| Appalachian Region | 20,928,695 | 2,930,068 | 14.0% | 112.9% |
| Pennsylvania | 11,571,604 | 1,209,819 | 10.5% | 84.3% |
| Appalachian Pennsylvania | 5,847,250 | 586,629 | 10.0% | 80.9% |
|
| County |
| Allegheny | 1,422,634 | 130,177 | 9.2% | 73.8% |
| Armstrong | 76,954 | 7,414 | 9.6% | 77.7% |
| Beaver | 201,717 | 15,065 | 7.5% | 60.2% |
| Bedford | 46,439 | 6,809 | 14.7% | 118.2% |
| Blair | 134,202 | 14,690 | 10.9% | 88.3% |
| Bradford | 61,953 | 8,415 | 13.6% | 109.5% |
| Butler | 143,134 | 10,381 | 7.3% | 58.5% |
| Cambria | 178,063 | 17,221 | 9.7% | 78.0% |
| Cameron | 6,629 | 734 | 11.1% | 89.3% |
| Carbon | 52,823 | 4,018 | 7.6% | 61.3% |
| Centre | 97,206 | 16,276 | 16.7% | 135.0% |
| Clarion | 40,383 | 4,800 | 11.9% | 95.8% |
| Clearfield | 82,793 | 8,649 | 10.4% | 84.2% |
| Clinton | 37,060 | 4,144 | 11.2% | 90.2% |
| Columbia | 58,731 | 6,678 | 11.4% | 91.7% |
| Crawford | 86,030 | 9,883 | 11.5% | 92.6% |
| Elk | 38,016 | 2,439 | 6.4% | 51.7% |
| Erie | 272,232 | 27,326 | 10.0% | 80.9% |
| Fayette | 158,334 | 24,586 | 15.5% | 125.2% |
| Forest | 4,978 | 599 | 12.0% | 97.0% |
| Fulton | 12,728 | 1,833 | 14.4% | 116.1% |
| Greene | 39,647 | 5,538 | 14.0% | 112.6% |
| Huntingdon | 39,801 | 5,435 | 13.7% | 110.1% |
| Indiana | 86,242 | 11,646 | 13.5% | 108.9% |
| Jefferson | 47,662 | 4,867 | 10.2% | 82.3% |
| Juniata | 18,930 | 2,407 | 12.7% | 102.5% |
| Lackawanna | 222,059 | 21,771 | 9.8% | 79.0% |
| Lawrence | 104,600 | 10,372 | 9.9% | 79.9% |
| Luzerne | 336,276 | 33,369 | 9.9% | 80.0% |
| Lycoming | 115,570 | 12,448 | 10.8% | 86.8% |
| McKean | 49,699 | 5,054 | 10.2% | 82.0% |
| Mercer | 123,791 | 11,239 | 9.1% | 73.2% |
| Mifflin | 46,385 | 6,065 | 13.1% | 105.4% |
| Monroe | 66,890 | 5,724 | 8.6% | 69.0% |
| Montour | 15,411 | 1,339 | 8.7% | 70.0% |
| Northumberland | 99,407 | 11,349 | 11.4% | 92.0% |
| Perry | 35,308 | 2,942 | 8.3% | 67.2% |
| Pike | 18,157 | 1,643 | 9.0% | 73.0% |
| Potter | 17,407 | 2,685 | 15.4% | 124.4% |
| Schuylkill | 159,380 | 17,218 | 10.8% | 87.1% |
| Snyder | 30,843 | 3,304 | 10.7% | 86.4% |
| Somerset | 80,001 | 9,367 | 11.7% | 94.4% |
| Sullivan | 6,237 | 1,008 | 16.2% | 130.3% |
| Susquehanna | 37,602 | 4,840 | 12.9% | 103.8% |
| Tioga | 39,158 | 6,014 | 15.4% | 123.8% |
| Union | 28,034 | 2,628 | 9.4% | 75.6% |
| Venango | 62,443 | 5,448 | 8.7% | 70.3% |
| Warren | 46,056 | 3,921 | 8.5% | 68.6% |
| Washington | 212,711 | 18,949 | 8.9% | 71.8% |
| Wayne | 34,690 | 4,262 | 12.3% | 99.1% |
| Westmoreland | 387,896 | 28,856 | 7.4% | 60.0% |
| Wyoming | 25,918 | 2,784 | 10.7% | 86.6% |
