| Index | Adair | Illinois | National |
| Median home price | $137,737 | $308,565 | $326,622 |
| Median rent asked | $0 | $1,374 | $1,444 |
| Avg. people per household | 2.0 | 2.6 | 2.6 |
| Owner occupied households | 73.3% | 66.0% | 63.6% |
| Renter occupied households | 26.7% | 34.0% | 36.4% |

| Population | Home Price | National Avg. | |
| Marietta, IL | 63 | $0 | 100% |
| Bardolph, IL | 286 | $60,666 | 81% |
| Ellisville, IL | 100 | $64,041 | 80% |
| Vermont, IL | 767 | $85,353 | 74% |
| Astoria, IL | 1,199 | $90,369 | 72% |
| Adair, IL | 184 | $137,737 | 58% |
| Population | Home Price | National Avg. | |
| Minnewaukan, ND | 184 | $196,002 | 40% |
| Loomis, MI | 184 | $153,276 | 53% |
| Kenny Lake, AK | 184 | $382,754 | 17% |
| Harvey, IA | 184 | $84,982 | 74% |
| Wind Ridge, PA | 184 | $191,394 | 41% |
| Adair, IL | 184 | $137,737 | 58% |