| Index | Mertztown | Pennsylvania | National |
| Income per capita | $22,633 | $30,137 | $29,829 |
| Median household income | $66,000 | $54,895 | $55,322 |
| Median income owner occupied | $69,327 | $68,587 | $70,586 |
| Median income renter occupied | $43,063 | $31,605 | $35,192 |
| Median earnings male | $25,612 | $39,478 | $36,919 |
| Median earnings female | $20,169 | $26,440 | $26,250 |
| Unemployment rate | 0.0% | 4.5% | 4.7% |
| Poverty level | 25.9% | 13.3% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 0.0% | 0.0% |
| Manufacturing sector | 20.9% | 20.9% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 9.9% | 9.9% |
| Public administration | 0.0% | 0.0% |
| Transportation, warehousing & utilities | 8.4% | 8.4% |
| Education, health & social services | 16.0% | 16.0% |
| Other | 44.9% | 44.9% |
| City | Population | Household Income | National Avg. |
| Milford Square, PA | 1,320 | $159,500 | 188.3% |
| Spinnerstown, PA | 1,671 | $128,443 | 132.2% |
| Ancient Oaks, PA | 7,401 | $104,402 | 88.7% |
| Blandon, PA | 8,046 | $103,929 | 87.9% |
| Dorneyville, PA | 4,707 | $102,500 | 85.3% |
| Mertztown, PA | 933 | $66,000 | 19.3% |
| City | Population | Household Income | National Avg. |
| Mi-Wuk Village, CA | 933 | $113,661 | 105.5% |
| Woods Hole, MA | 933 | $74,550 | 34.8% |
| Grawn, MI | 933 | $41,131 | 25.7% |
| Charlestown, NH | 933 | $72,540 | 31.1% |
| Salem, NY | 933 | $70,685 | 27.8% |
| Mertztown, PA | 933 | $66,000 | 19.3% |
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