Apartments for Rent in Affton, MO

Prices and availability in Affton, MO were last updated on 24 May 2026.

The best apartments in Affton, MO are: Park Forest Apartments, 4653 Oldenburg Ave, Heritage Estates and 7235 Forestate Dr Saint Louis, MO 63123.

The average rent in Affton, MO is $1,018.

The price range for a 1-bedroom apartment in Affton, MO is between $935 and $1,155.

The price range for a 2-bedroom apartment in Affton, MO is between $1,135 and $1,345.

The price range for a 3-bedroom apartment in Affton, MO is between $1,210 and $2,565.

In Affton, 19% of the residents are renting compared to 81% owning a home, according to data from the U.S. Census Bureau. Large-scale apartment buildings with more than 50 units represent 10% of Affton's rentals, 58% are small-scale complexes with under 50 units, and 30% are single-family rentals.

The age and size of multifamily buildings are among the most visible characteristics of the rental market in a city. In this case, the apartment buildings in Affton are about 52 years old, on average. Of these, 4% have been built since 2000, representing the newer options on the market and typically offering more amenities. Rental buildings in the city have an average height of 2 stories. About all of the rental communities here are low-rise, garden-style communities, none are mid-rises, and none are high-rise buildings. These are true especially for large-scale multifamily buildings with over 50 apartments.

Studio apartments in Affton are around 5% of rentals, while 1-bedroom floor plans represent 50% of the total stock. For those in search of larger rentals, 2-bedroom floorplans make up 45% of all rentals. More generous apartments with 3 bedrooms or more are also available in this city for those in search of more space.