Glen Carbon, IL housing market
The typical Glen Carbon home is worth about $337,000, up 4.1% in a year, 13% above the Illinois typical home. Homes typically sell in 5 days, a little above asking.
Home values, sales, trends and how Glen Carbon compares with the towns next door — updated as new data is published.
Glen Carbon at a glance
A seller's market
Supply is tight — about 2.5 months of homes for sale at the current pace. Buyers should expect competition on well-priced homes.
Typical home value, 2016–2026
Show as a table
| January | Glen Carbon | Illinois |
|---|---|---|
| 2017 | $208,000 | $181,000 |
| 2018 | $214,000 | $190,000 |
| 2019 | $219,000 | $195,000 |
| 2020 | $228,000 | $200,000 |
| 2021 | $252,000 | $215,000 |
| 2022 | $273,000 | $236,000 |
| 2023 | $289,000 | $248,000 |
| 2024 | $301,000 | $263,000 |
| 2025 | $315,000 | $278,000 |
| 2026 | $331,000 | $290,000 |
| August 2026 | $337,000 | $298,000 |
Glen Carbon and its neighbors
| Town | Typical value | 1-yr change | Days on market | Median income |
|---|---|---|---|---|
| Glen Carbon | $337K | +4.1% | 5 | $97,168 |
| Edwardsville | — | — | 24 | $86,721 |
| Maryville | $332K | +3.6% | 27 | $100,670 |
| Pontoon Beach | $195K | +5.3% | 38 | $62,861 |
| Edwardsville | $330K | +4.6% | — | $92,712 |
| Collinsville | $198K | +5.3% | — | $77,785 |
3.5 years of income
The typical Glen Carbon home costs about 3.5 years of the town's median household income, about the same as across Illinois (3.6).
How Glen Carbon ranks on affordability →
Home value ÷ ACS median household income.
Owners, rent & taxes
U.S. Census Bureau, ACS 2020-2024.
Recent listings in Glen Carbon
Home values: Zillow Home Value Index (ZHVI), Zillow Research, August 2026. 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.