| Index | St. Marys | Iowa | National |
| Median home price | $290,446 | $240,019 | $326,622 |
| Median rent asked | $1,347 | $1,071 | $1,444 |
| Avg. people per household | 2.5 | 2.4 | 2.6 |
| Owner occupied households | 78.4% | 71.1% | 63.6% |
| Renter occupied households | 21.6% | 28.9% | 36.4% |

| Population | Home Price | National Avg. | |
| Bevington, IA | 28 | $0 | 100% |
| East Peru, IA | 147 | $98,334 | 70% |
| Patterson, IA | 247 | $133,716 | 59% |
| Spring Hill, IA | 49 | $205,386 | 37% |
| New Virginia, IA | 467 | $208,040 | 36% |
| St. Marys, IA | 188 | $290,446 | 11% |
| Population | Home Price | National Avg. | |
| East Lynne, MO | 188 | $145,301 | 56% |
| Vanduser, MO | 188 | $125,205 | 62% |
| Fort Apache, AZ | 188 | $139,874 | 57% |
| Indian Beach, NC | 188 | $760,283 | 133% |
| San Simon, AZ | 188 | $65,996 | 80% |
| St. Marys, IA | 188 | $290,446 | 11% |