| Index | Grafton | Illinois | National |
| Median home price | $397,161 | $308,565 | $326,622 |
| Median rent asked | $886 | $1,374 | $1,444 |
| Avg. people per household | 2.4 | 2.6 | 2.6 |
| Owner occupied households | 83.9% | 66.0% | 63.6% |
| Renter occupied households | 16.1% | 34.0% | 36.4% |

| Population | Home Price | National Avg. | |
| Otterville, IL | 201 | $100,847 | 69% |
| Fidelity, IL | 177 | $103,442 | 68% |
| Kane, IL | 252 | $128,672 | 61% |
| Alton, IL | 27,407 | $141,314 | 57% |
| Fieldon, IL | 156 | $145,954 | 55% |
| Grafton, IL | 688 | $397,161 | 22% |
| Population | Home Price | National Avg. | |
| Geyserville, CA | 688 | $1,203,342 | 268% |
| Trenton, TX | 688 | $186,186 | 43% |
| Palmyra, NE | 688 | $220,996 | 32% |
| Bradford, IL | 688 | $122,096 | 63% |
| Canistota, SD | 688 | $163,900 | 50% |
| Grafton, IL | 688 | $397,161 | 22% |