| Index | Twain | California | National |
| Median home price | $0 | $731,680 | $326,622 |
| Median rent asked | $0 | $1,951 | $1,444 |
| Avg. people per household | 2.5 | 3.0 | 2.6 |
| Owner occupied households | 51.2% | 54.1% | 63.6% |
| Renter occupied households | 48.8% | 45.9% | 36.4% |

| Population | Home Price | National Avg. | |
| Almanor, CA | 0 | $0 | 100% |
| East Shore, CA | 144 | $0 | 100% |
| Crescent Mills, CA | 73 | $0 | 100% |
| Spring Garden, CA | 19 | $0 | 100% |
| Belden, CA | 0 | $0 | 100% |
| Twain, CA | 314 | $0 | 100% |
| Population | Home Price | National Avg. | |
| Hume, MO | 314 | $122,598 | 62% |
| Ruby, SC | 314 | $188,019 | 42% |
| Dungannon, VA | 314 | $126,808 | 61% |
| Westport, NY | 314 | $227,567 | 30% |
| Iron City, GA | 314 | $149,500 | 54% |
| Twain, CA | 314 | $0 | 100% |