Alton, IL housing market
Homes typically sell in 30 days, below asking.
Home values, sales, trends and how Alton compares with the towns next door — updated as new data is published.
Alton at a glance
A seller's market
Supply is tight — about 3.1 months of homes for sale at the current pace. Buyers should expect competition on well-priced homes.
Alton and its neighbors
| Town | Typical value | 1-yr change | Days on market | Median income |
|---|---|---|---|---|
| Alton | — | — | 30 | $54,568 |
| Alton | $105K | +4.9% | — | $54,568 |
| Wood River | $135K | +4.1% | — | $62,083 |
| Godfrey | $221K | +5.8% | 36 | $94,543 |
| East Alton | $100K | +1.3% | 57 | $48,815 |
| West Alton | $174K | −13% | — | $111,500 |
1.9 years of income
The typical Alton home costs about 1.9 years of the town's median household income, less than across Illinois (3.6 years).
How Alton ranks on affordability →
Home value ÷ ACS median household income.
Owners, rent & taxes
U.S. Census Bureau, ACS 2020-2024.
Recent listings in Alton
Home values: Zillow Home Value Index (ZHVI), Zillow Research. Sales, days on market and supply: Redfin Data Center, May 2026. Income, ownership, taxes and rent: U.S. Census Bureau, American Community Survey. Listings link to their publishers.