| Index | Harristown | Illinois | National |
| Median home price | $94,600 | $174,800 | $184,700 |
| Median rent asked | $518 | $925 | $949 |
| Avg. people per household | 2.1 | 2.6 | 2.6 |
| Owner occupied households | 91.2% | 66.0% | 63.6% |
| Renter occupied households | 8.8% | 34.0% | 36.4% |
| City, State | Population | Home Price | National Avg. |
| Mount Auburn, IL | 580 | $66,800 | 64% |
| Decatur, IL | 74,063 | $80,300 | 57% |
| Boody, IL | 259 | $80,800 | 56% |
| Latham, IL | 297 | $81,000 | 56% |
| Blue Mound, IL | 1,087 | $81,300 | 56% |
| Harristown, IL | 1,240 | $94,600 | 49% |
| City, State | Population | Home Price | National Avg. |
| Dulac, LA | 1,240 | $65,300 | 65% |
| Knights Landing, CA | 1,240 | $133,100 | 28% |
| Muldraugh, KY | 1,240 | $79,400 | 57% |
| Cleora, OK | 1,240 | $157,400 | 15% |
| The Galena Territory, IL | 1,241 | $281,700 | 53% |
| Harristown, IL | 1,240 | $94,600 | 49% |