Homes for Sale in Union City, CA
51 homes for sale ยท Updated August 12, 2026
Market snapshot for Union City, CA
- Median price
- $1,249,000
- Average price
- $1,069,816
- Highest price
- $2,400,000
- Avg price / sqft
- $723/sqft
- Avg home size
- 1,606 sqft
- Avg days on market
- 41
- Avg year built
- 1974
- Avg beds / baths
- 3.2 bd / 2.1 ba