Apartments for Rent in Union City, CA

Prices and availability in Union City, CA were last updated on 24 Aug 2026.

The best apartments in Union City, CA are: Summerhill Place Apartments, Parc Medallion Apartments, Sofi Union City, The Union Flats and Mission Sierra Apartments.

The average rent in Union City, CA is $2,495.

The price range for a 1-bedroom apartment in Union City, CA is between $2,260 and $3,545.

The price range for a 2-bedroom apartment in Union City, CA is between $2,662 and $3,923.

The price range for a 3-bedroom apartment in Union City, CA is between $2,260 and $4,308.

In Union City 35% of the housing is rented out compared to 65% of homes are owned, according to the most recent Census Bureau estimates. 25% of Union City's apartments are found in large buildings of 50 units or more, 45% are located in smaller apartment complexes with less than 50 units, and 27% are single-family rentals.

The average age of rental buildings in Union City is 34 years old, with 31% being newer apartment buildings completed since 2000. The average height of apartment buildings in the city is 3 stories, of which 81% are garden-style apartment communities, 19% are mid-sized buildings, and none are high-rises. These characteristics describe large-scale apartment communities of 50 apartments or more.

Rental apartments in Union City come in a range of sizes and floorplans. Studio apartments represent 3% of units for rent, ideal for singles, renters on a budget and people who value central locations more than space. Rentals with 1-bedroom floorplans make up 49% of the total apartments in the city, while 2-bedroom floorplans represent around 39% of all rentals in Union City. The rest are larger floorplans with 3 bedrooms or more, typically preferred by families, larger households or roommates sharing space.