| Index | Mount Vernon | South Dakota | National |
| Median home price | $208,852 | $260,531 | $326,622 |
| Median rent asked | $501 | $1,032 | $1,444 |
| Avg. people per household | 2.0 | 2.4 | 2.6 |
| Owner occupied households | 56.5% | 67.8% | 63.6% |
| Renter occupied households | 43.5% | 32.2% | 36.4% |
| Population | Home Price | National Avg. | |
| Letcher, SD | 195 | $0 | 100% |
| Loomis, SD | 0 | $0 | 100% |
| Storla, SD | 22 | $0 | 100% |
| Stickney, SD | 275 | $116,183 | 64% |
| Plankinton, SD | 730 | $141,273 | 57% |
| Mount Vernon, SD | 514 | $208,852 | 36% |
| Population | Home Price | National Avg. | |
| Cullom, IL | 514 | $139,697 | 57% |
| Belle Fontaine, AL | 514 | $218,474 | 33% |
| Ghent, MN | 514 | $233,715 | 28% |
| Rothsay, MN | 514 | $176,802 | 46% |
| Waynesville, IL | 514 | $142,991 | 56% |
| Mount Vernon, SD | 514 | $208,852 | 36% |