| Index | Monongahela | Pennsylvania | National |
| Median home price | $81,400 | $167,700 | $184,700 |
| Median rent asked | $712 | $859 | $949 |
| Avg. people per household | 2.3 | 2.4 | 2.6 |
| Owner occupied households | 65.1% | 69.0% | 63.6% |
| Renter occupied households | 34.9% | 31.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Harrison City, PA | 78 | $0 | 100% |
| Van Voorhis, PA | 478 | $0 | 100% |
| Webster, PA | 78 | $0 | 100% |
| Coal Center, PA | 138 | $0 | 100% |
| Herminie, PA | 108 | $0 | 100% |
| Monongahela, PA | 4,142 | $81,400 | 56% |
| Population | Home Price | National Avg. | |
| Reiffton, PA | 4,142 | $211,000 | 14% |
| Madison, GA | 4,141 | $269,500 | 46% |
| La Paloma, TX | 4,140 | $70,200 | 62% |
| Farmington, NH | 4,140 | $180,300 | 2% |
| Lincoln, ND | 4,140 | $230,800 | 25% |
| Monongahela, PA | 4,142 | $81,400 | 56% |
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