Apartments for Rent in Belmont, San Mateo County, CA

Prices and availability in Belmont, San Mateo County, CA were last updated on 3 Jun 2026.

The best apartments in Belmont, San Mateo County, CA are: 2120 Valerga Drive Belmont, The Riley at Belmont Hills, The Hayden, Sofi Belmont Hills and Three21@Belmont.

The average rent in Belmont, San Mateo County, CA is $2,899.

The price range for a studio apartment in Belmont, San Mateo County, CA is between $2,600 and $3,660.

The price range for a 1-bedroom apartment in Belmont, San Mateo County, CA is between $2,500 and $4,683.

The price range for a 2-bedroom apartment in Belmont, San Mateo County, CA is between $2,600 and $4,689.

The price range for a 3-bedroom apartment in Belmont, San Mateo County, CA is between $2,795 and $3,295.

In Belmont, 45% of the residents are renting compared to 55% owning a home, according to data from the U.S. Census Bureau. Large-scale apartment buildings with more than 50 units represent 12% of Belmont's rentals, 70% are small-scale complexes with under 50 units, and 18% are single-family rentals.

The average age of rental buildings in Belmont is 41 years old, with 28% being newer apartment buildings completed since 2000. The average height of apartment buildings in the city is 3 stories, of which 90% are garden-style apartment communities, 10% are mid-sized buildings, and none are high-rises. These characteristics describe large-scale apartment communities of 50 apartments or more.

Rental apartments in Belmont come in a range of sizes and floorplans. Studio apartments represent 19% 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 48% of the total apartments in the city, while 2-bedroom floorplans represent around 30% of all rentals in Belmont. The rest are larger floorplans with 3 bedrooms or more, typically preferred by families, larger households or roommates sharing space.