| Index | Alton | Illinois | National |
| Median home price | $79,600 | $174,800 | $184,700 |
| Median rent asked | $730 | $925 | $949 |
| Avg. people per household | 2.3 | 2.6 | 2.6 |
| Owner occupied households | 59.3% | 66.0% | 63.6% |
| Renter occupied households | 40.7% | 34.0% | 36.4% |
| Index | Alton | Illinois | National |
| Zillow home value index | n/a | $168,800 | $196,500 |
| Year over year appreciation rate | n/a | 5.76% | 6.79% |
| 5 year average appreciation rate | n/a | 3.66% | 5.28% |
| 10 year average appreciation rate | n/a | -1.85% | 0.01% |
| City, State | Population | Home Price | National Avg. |
| Kinloch, MO | 308 | $0 | 100% |
| Royal Lakes, IL | 134 | $47,500 | 74% |
| Hillsdale, MO | 1,344 | $49,600 | 73% |
| Glasgow Village, MO | 5,382 | $52,500 | 72% |
| Country Club Hills, MO | 1,356 | $53,300 | 71% |
| Alton, IL | 27,175 | $79,600 | 57% |
| City, State | Population | Home Price | National Avg. |
| Thomasville, NC | 27,178 | $109,900 | 40% |
| Isla Vista, CA | 27,179 | $428,100 | 132% |
| Imperial Beach, CA | 27,180 | $380,900 | 106% |
| Anderson, SC | 27,206 | $122,900 | 33% |
| New London, CT | 27,218 | $183,900 | 0% |
| Alton, IL | 27,175 | $79,600 | 57% |