| Index | Lake St. Louis | Missouri | National |
| Median home price | $500,021 | $249,551 | $326,622 |
| Median rent asked | $1,740 | $1,140 | $1,444 |
| Avg. people per household | 2.3 | 2.4 | 2.6 |
| Owner occupied households | 81.4% | 66.8% | 63.6% |
| Renter occupied households | 18.6% | 33.2% | 36.4% |

| Population | Home Price | National Avg. | |
| Defiance, MO | 70 | $0 | 100% |
| Three Creeks, MO | 4 | $0 | 100% |
| Fountain N' Lakes, MO | 241 | $64,249 | 80% |
| Brussels, IL | 117 | $169,460 | 48% |
| Marthasville, MO | 2,476 | $224,798 | 31% |
| Lake St. Louis, MO | 16,749 | $500,021 | 53% |
| Population | Home Price | National Avg. | |
| Fort Hunt, VA | 16,749 | $1,324,537 | 306% |
| Hernando, MS | 16,752 | $378,720 | 16% |
| Uvalde, TX | 16,753 | $170,605 | 48% |
| Rio Linda, CA | 16,757 | $564,327 | 73% |
| Kaukauna, WI | 16,758 | $259,455 | 21% |
| Lake St. Louis, MO | 16,749 | $500,021 | 53% |