| Index | Weldon Spring | Missouri | National |
| Median home price | $730,832 | $249,551 | $326,622 |
| Median rent asked | $2,925 | $1,140 | $1,444 |
| Avg. people per household | 2.0 | 2.4 | 2.6 |
| Owner occupied households | 90.9% | 66.8% | 63.6% |
| Renter occupied households | 9.1% | 33.2% | 36.4% |

| Population | Home Price | National Avg. | |
| Champ, MO | 3 | $0 | 100% |
| Defiance, MO | 70 | $0 | 100% |
| Gray Summit, MO | 2,446 | $231,524 | 29% |
| Winchester, MO | 1,818 | $285,510 | 13% |
| Maryland Heights, MO | 27,688 | $291,885 | 11% |
| Weldon Spring, MO | 5,688 | $730,832 | 124% |
| Population | Home Price | National Avg. | |
| Orchard Homes, MT | 5,688 | $554,193 | 70% |
| Salida, CO | 5,688 | $607,046 | 86% |
| New Holland, PA | 5,687 | $337,453 | 3% |
| Volo, IL | 5,685 | $376,867 | 15% |
| Charleston, MO | 5,691 | $117,256 | 64% |
| Weldon Spring, MO | 5,688 | $730,832 | 124% |