| Population Change 1990-2000 | ||||
| County or Municipality | 2000 Population | 1990 Population | Population Change | Percent Change |
| Pennsylvania | 12 281 054 | 11 881 643 | 399 411 | 3.4 |
| Carbon County | 58 802 | 56 846 | 1 956 | 3.4 |
| Banks township | 1 359 | 1 485 | - 126 | - 8.5 |
| Beaver Meadows borough | 968 | 985 | - 17 | - 1.7 |
| Bowmanstown borough | 895 | 888 | 7 | 0.8 |
| East Penn township | 2 461 | 2 091 | 370 | 17.7 |
| East Side borough | 290 | 330 | - 40 | - 12.1 |
| Franklin township | 4 243 | 3 706 | 537 | 14.5 |
| Jim Thorpe borough | 4 804 | 5 048 | - 244 | - 4.8 |
| Kidder township | 1 185 | 1 319 | - 134 | - 10.2 |
| Lansford borough | 4 230 | 4 583 | - 353 | - 7.7 |
| Lausanne township | 218 | 237 | - 19 | - 8.0 |
| Lehigh township | 527 | 500 | 27 | 5.4 |
| Lehighton borough | 5 537 | 5 914 | - 377 | - 6.4 |
| Lower Towamensing township | 3 173 | 2 948 | 225 | 7.6 |
| Mahoning township | 3 978 | 4 198 | - 220 | - 5.2 |
| Nesquehoning borough | 3 288 | 3 364 | - 76 | - 2.3 |
| Packer township | 986 | 918 | 68 | 7.4 |
| Palmerton borough | 5 248 | 5 394 | - 146 | - 2.7 |
| Parryville borough | 478 | 488 | - 10 | - 2.0 |
| Penn Forest township | 5 439 | 2 895 | 2 544 | 87.9 |
| Summit Hill borough | 2 974 | 3 332 | - 358 | - 10.7 |
| Towamensing township | 3 475 | 3 111 | 364 | 11.7 |
| Weatherly borough | 2 612 | 2 640 | - 28 | - 1.1 |
| Weissport borough | 434 | 472 | - 38 | - 8.1 |
| Source: U.S. Census Bureau | Prepared by: Pennsylvania State Data Center | |||