| Index | Williamstown | Pennsylvania | National |
| Income per capita | $22,902 | $30,137 | $29,829 |
| Median household income | $49,444 | $54,895 | $55,322 |
| Median income owner occupied | $52,375 | $68,587 | $70,586 |
| Median income renter occupied | $39,375 | $31,605 | $35,192 |
| Median earnings male | $41,550 | $39,478 | $36,919 |
| Median earnings female | $22,015 | $26,440 | $26,250 |
| Unemployment rate | 4.0% | 4.5% | 4.7% |
| Poverty level | 19.6% | 13.3% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 8.5% | 8.5% |
| Manufacturing sector | 24.0% | 24.0% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 26.0% | 26.0% |
| Public administration | 6.9% | 6.9% |
| Transportation, warehousing & utilities | 12.2% | 12.2% |
| Education, health & social services | 7.7% | 7.7% |
| Other | 13.4% | 13.4% |
| City | Population | Household Income | National Avg. |
| Fort Indiantown Gap, PA | 64 | $161,375 | 191.7% |
| Muir, PA | 448 | $100,750 | 82.1% |
| Jonestown, PA | 1,932 | $84,107 | 52.0% |
| Fredericksburg, PA | 1,784 | $79,803 | 44.3% |
| Orwin, PA | 196 | $76,750 | 38.7% |
| Williamstown, PA | 1,172 | $49,444 | 10.6% |
| City | Population | Household Income | National Avg. |
| Jennerstown, PA | 1,172 | $51,202 | 7.4% |
| Saegertown, PA | 1,172 | $56,033 | 1.3% |
| Buchanan, VA | 1,172 | $50,278 | 9.1% |
| Challenge-Brownsville, CA | 1,171 | $79,208 | 43.2% |
| Silverado Resort, CA | 1,171 | $173,578 | 213.8% |
| Williamstown, PA | 1,172 | $49,444 | 10.6% |
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