| Index | Allendale | Illinois | National |
| Median home price | $129,872 | $308,565 | $326,622 |
| Median rent asked | $0 | $1,374 | $1,444 |
| Avg. people per household | 3.8 | 2.6 | 2.6 |
| Owner occupied households | 91.3% | 66.0% | 63.6% |
| Renter occupied households | 8.7% | 34.0% | 36.4% |

| Population | Home Price | National Avg. | |
| Decker, IN | 264 | $51,496 | 84% |
| Bellmont, IL | 248 | $79,908 | 76% |
| Browns, IL | 233 | $94,439 | 71% |
| St. Francisville, IL | 498 | $96,056 | 71% |
| Bridgeport, IL | 1,978 | $97,766 | 70% |
| Allendale, IL | 677 | $129,872 | 60% |
| Population | Home Price | National Avg. | |
| Rocky Hill, NJ | 677 | $933,147 | 186% |
| Rolette, ND | 677 | $172,551 | 47% |
| Kiowa, CO | 677 | $411,992 | 26% |
| Pangburn, AR | 677 | $174,758 | 46% |
| Quilcene, WA | 677 | $346,191 | 6% |
| Allendale, IL | 677 | $129,872 | 60% |