Foster, CA housing market
The typical Foster home is worth about $1,835,000, up 1.3% in a year, 140% above the California typical home. Homes typically sell in 15 days, a little above asking.
Home values, sales, trends and how Foster compares with the towns next door — updated as new data is published.
Foster 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 | Foster | California |
|---|---|---|
| 2017 | $1,258,000 | $453,000 |
| 2018 | $1,416,000 | $501,000 |
| 2019 | $1,498,000 | $539,000 |
| 2020 | $1,440,000 | $551,000 |
| 2021 | $1,555,000 | $607,000 |
| 2022 | $1,740,000 | $703,000 |
| 2023 | $1,728,000 | $727,000 |
| 2024 | $1,762,000 | $758,000 |
| 2025 | $1,842,000 | $782,000 |
| 2026 | $1,819,000 | $767,000 |
| August 2026 | $1,835,000 | $764,000 |
Foster and its neighbors
| Town | Typical value | 1-yr change | Days on market | Median income |
|---|---|---|---|---|
| Foster | $1.84M | +1.3% | 15 | $199,143 |
| San Mateo | $1.67M | +4.6% | 14 | $153,504 |
| Redwood City | $1.88M | +5.6% | 12 | $157,814 |
| Belmont | $2.25M | +4.9% | 19 | $205,297 |
| Hayward | $821K | −3.2% | 21 | $113,318 |
9.2 years of income
The typical Foster home costs about 9.2 years of the town's median household income, more than across California (7.7 years).
How Foster 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.