| Index | Onaka | South Dakota | National |
| Median home price | $0 | $260,531 | $326,622 |
| Median rent asked | $0 | $1,032 | $1,444 |
| Avg. people per household | 1.2 | 2.4 | 2.6 |
| Owner occupied households | 84.6% | 67.8% | 63.6% |
| Renter occupied households | 15.4% | 32.2% | 36.4% |

| Population | Home Price | National Avg. | |
| Lebanon, SD | 50 | $18,056 | 94% |
| Tolstoy, SD | 35 | $56,951 | 83% |
| Seneca, SD | 40 | $70,254 | 78% |
| Onaka, SD | 29 | $0 | 100% |
| Population | Home Price | National Avg. | |
| Gardena, ND | 29 | $136,630 | 58% |
| Montier, MO | 29 | $0 | 100% |
| Ardoch, ND | 29 | $0 | 100% |
| Dalton, MO | 29 | $0 | 100% |
| Cope, SC | 29 | $0 | 100% |
| Onaka, SD | 29 | $0 | 100% |