| Index | Union | New Hampshire | National |
| Median home price | $0 | $239,700 | $184,700 |
| Median rent asked | $0 | $1,021 | $949 |
| Avg. people per household | 1.8 | 2.4 | 2.6 |
| Owner occupied households | 100.0% | 70.7% | 63.6% |
| Renter occupied households | 0.0% | 29.3% | 36.4% |
| Population | Home Price | National Avg. | |
| Alton, NH | 170 | $0 | 100% |
| Milton, NH | 537 | $136,300 | 26% |
| Lake Arrowhead, ME | 2,727 | $169,300 | 8% |
| Farmington, NH | 4,140 | $180,300 | 2% |
| Rochester, NH | 31,305 | $186,600 | 1% |
| Union, NH | 242 | $0 | 100% |
| Population | Home Price | National Avg. | |
| Seneca, OR | 242 | $72,100 | 61% |
| Brookville, KS | 242 | $83,300 | 55% |
| Port Costa, CA | 242 | $0 | 100% |
| Joplin, MT | 242 | $109,300 | 41% |
| Pocahontas, VA | 242 | $63,300 | 66% |
| Union, NH | 242 | $0 | 100% |
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