| Index | Johnsonville | Illinois | National |
| Median home price | $0 | $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 | 88.5% | 66.0% | 63.6% |
| Renter occupied households | 11.5% | 34.0% | 36.4% |

| Population | Home Price | National Avg. | |
| Keenes, IL | 54 | $0 | 100% |
| Jeffersonville, IL | 343 | $76,085 | 77% |
| Sims, IL | 170 | $77,615 | 76% |
| Iuka, IL | 497 | $102,696 | 69% |
| Cisne, IL | 516 | $114,126 | 65% |
| Johnsonville, IL | 51 | $0 | 100% |
| Population | Home Price | National Avg. | |
| Idalia, CO | 51 | $0 | 100% |
| Moclips, WA | 51 | $0 | 100% |
| Ali Chukson, AZ | 51 | $0 | 100% |
| Fish Camp, CA | 51 | $0 | 100% |
| Nunda, SD | 51 | $155,723 | 52% |
| Johnsonville, IL | 51 | $0 | 100% |