Affton, MO housing market
The typical Affton home is worth about $244,000, up 2.8% in a year, 9% below the Missouri typical home. Homes typically sell in 6 days, a little above asking.
Home values, sales, trends and how Affton compares with the towns next door — updated as new data is published.
Affton at a glance
A strong seller's market
Homes are selling faster than new ones are listed: less than two months of supply. Well-priced homes can draw several offers.
Typical home value, 2016–2026
Show as a table
| January | Affton | Missouri |
|---|---|---|
| 2017 | $145,000 | $148,000 |
| 2018 | $151,000 | $156,000 |
| 2019 | $156,000 | $165,000 |
| 2020 | $164,000 | $173,000 |
| 2021 | $180,000 | $193,000 |
| 2022 | $194,000 | $219,000 |
| 2023 | $213,000 | $237,000 |
| 2024 | $229,000 | $247,000 |
| 2025 | $239,000 | $258,000 |
| 2026 | $240,000 | $263,000 |
| August 2026 | $244,000 | $268,000 |
Affton and its neighbors
| Town | Typical value | 1-yr change | Days on market | Median income |
|---|---|---|---|---|
| Affton | $244K | +2.8% | 6 | $79,539 |
| St. George | $161K | +0.8% | 50 | $68,091 |
| Marlborough | $241K | +2.6% | — | $50,300 |
| Lakeshire | $313K | +0.5% | — | $62,115 |
| Green Park | $261K | +2.2% | — | $79,141 |
| Concord | $337K | +4.2% | 5 | $89,038 |
| Grantwood Village | $594K | +6.6% | — | $153,947 |
3.1 years of income
The typical Affton home costs about 3.1 years of the town's median household income, less than across Missouri (3.8 years).
How Affton ranks on affordability →
Home value ÷ ACS median household income.
Owners, rent & taxes
U.S. Census Bureau, ACS 2020-2024.
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.