| Index | Lake Petersburg | Illinois | National |
| Median home price | $476,012 | $308,565 | $326,622 |
| Median rent asked | $0 | $1,374 | $1,444 |
| Avg. people per household | 0.9 | 2.6 | 2.6 |
| Owner occupied households | 94.0% | 66.0% | 63.6% |
| Renter occupied households | 6.0% | 34.0% | 36.4% |

| Population | Home Price | National Avg. | |
| Middletown, IL | 216 | $108,742 | 67% |
| Kilbourne, IL | 361 | $109,937 | 66% |
| Grandview, IL | 1,420 | $118,749 | 64% |
| Greenview, IL | 943 | $124,384 | 62% |
| Oakford, IL | 198 | $136,357 | 58% |
| Lake Petersburg, IL | 561 | $476,012 | 46% |
| Population | Home Price | National Avg. | |
| Savannah, NY | 561 | $113,814 | 65% |
| Rockvale, CO | 561 | $277,604 | 15% |
| Stewartsville, NJ | 561 | $591,170 | 81% |
| Keystone, SD | 561 | $270,300 | 17% |
| Barlow, KY | 561 | $138,483 | 58% |
| Lake Petersburg, IL | 561 | $476,012 | 46% |