| Index | Grenville | South Dakota | National |
| Median home price | $0 | $260,531 | $326,622 |
| Median rent asked | $0 | $1,032 | $1,444 |
| Avg. people per household | 1.8 | 2.4 | 2.6 |
| Owner occupied households | 97.7% | 67.8% | 63.6% |
| Renter occupied households | 2.3% | 32.2% | 36.4% |

| Population | Home Price | National Avg. | |
| Eden, SD | 145 | $0 | 100% |
| Agency Village, SD | 1,008 | $0 | 100% |
| Long Hollow, SD | 411 | $0 | 100% |
| Ortley, SD | 60 | $68,220 | 79% |
| Roslyn, SD | 229 | $117,639 | 64% |
| Grenville, SD | 72 | $0 | 100% |
| Population | Home Price | National Avg. | |
| Sheridan Lake, CO | 72 | $67,330 | 79% |
| Westwood, IA | 72 | $388,267 | 19% |
| Bartlett, KS | 72 | $78,521 | 76% |
| Durham, KS | 72 | $91,389 | 72% |
| Minidoka, ID | 72 | $0 | 100% |
| Grenville, SD | 72 | $0 | 100% |