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1930-2020 Total Population Change (Percent Change) |
| GeoID | Name | Total Population Change from 1930-1940 (Percent Change) | Total Population Change from 1940-1950 (Percent Change) | Total Population Change from 1950-1960 (Percent Change) | Total Population Change from 1960-1970 (Percent Change) | Total Population Change from 1970-1980 (Percent Change) | Total Population Change from 1980-1990 (Percent Change) | Total Population Change from 1990-2000 (Percent Change) | Total Population Change from 2000-2010 (Percent Change) | Total Population Change from 2010-2020 (Percent Change) |
|---|---|---|---|---|---|---|---|---|---|---|
| 05000US42003 | Allegheny County | 2.7% | 7.4% | 7.6% | -1.5% | -9.7% | -7.8% | -4.1% | -4.6% | 2.2% |
| 05000US42005 | Armstrong County | 2.3% | -0.3% | -1.6% | -5.0% | 2.9% | -5.5% | -1.5% | -4.8% | -4.9% |
| 05000US42007 | Beaver County | 5.2% | 11.8% | 18.1% | 0.7% | -1.9% | -9.0% | -2.5% | -6.0% | -1.4% |
| 05000US42019 | Butler County | 8.8% | 11.1% | 17.8% | 11.6% | 15.6% | 2.8% | 14.5% | 5.6% | 5.4% |
| 05000US42051 | Fayette County | 1.2% | -5.5% | -10.8% | -8.7% | 3.1% | -8.8% | 2.3% | -8.1% | -5.7% |
| 05000US42059 | Greene County | 7.0% | 1.6% | -13.2% | -8.5% | 12.2% | -2.3% | 2.8% | -4.9% | -7.1% |
| 05000US42063 | Indiana County | 5.9% | -3.4% | -2.3% | 5.4% | 16.2% | -2.5% | -0.4% | -0.8% | -6.3% |
| 05000US42073 | Lawrence County | -0.4% | 8.5% | 7.5% | -5.0% | -0.2% | -10.2% | -1.7% | -3.7% | -5.5% |
| 05000US42125 | Washington County | 3.0% | -0.6% | 3.7% | -2.9% | 2.9% | -5.8% | -0.8% | 2.4% | 0.7% |
| 05000US42129 | Westmoreland County | 5.1% | 3.2% | 12.6% | 6.9% | 4.1% | -5.6% | -0.1% | -1.3% | -2.9% |
| 04000US42SPC | SPC Region | 3.2% | 5.1% | 6.7% | -0.5% | -3.1% | -6.7% | -1.4% | -3.1% | 0.1% |