| Index | Potomac | Illinois | National |
| Median home price | $79,600 | $174,800 | $184,700 |
| Median rent asked | $650 | $925 | $949 |
| Avg. people per household | 2.6 | 2.6 | 2.6 |
| Owner occupied households | 74.6% | 66.0% | 63.6% |
| Renter occupied households | 25.4% | 34.0% | 36.4% |
| City, State | Population | Home Price | National Avg. |
| Ambia, IN | 248 | $45,800 | 75% |
| Rankin, IL | 457 | $56,900 | 69% |
| State Line City, IN | 163 | $57,100 | 69% |
| Henning, IL | 243 | $57,500 | 69% |
| Rossville, IL | 1,694 | $58,000 | 69% |
| Potomac, IL | 675 | $79,600 | 57% |
| City, State | Population | Home Price | National Avg. |
| Wilton Center, CT | 675 | $350,000 | 89% |
| Aroma Park, IL | 675 | $98,900 | 46% |
| Brookfield, MA | 675 | $202,900 | 10% |
| Waleska, GA | 675 | $150,000 | 19% |
| Malott, WA | 675 | $0 | 100% |
| Potomac, IL | 675 | $79,600 | 57% |