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There are 1 3 bedroom rentals available on RentCafe. Prices and availability in Affton, MO were last updated on 18 Oct 2026.
The average Affton, MO 3 bedroom apartment size is 2,653 sq. ft.
Renting a 3 bedroom apartment offers extra space compared to a 2 bedroom apartment, suited for a family or for sharing it with someone else.
A 3 bedroom apartment is more expensive than smaller units and it usually comes with higher utility costs.
In Affton, MO 3 bedroom rental apartments are typically a top choice for families with children or roommates sharing living space. The former choose them for the need of extra space. The latter choose them for the need to save money. The conclusion? 3 bedroom apartments offer more space (1,268 Sqft on average) at a good price (usually, around $2,667 per month). Whether you’re Jess from New Girl or a cool couple with 2 kids who want to live downtown, a 3 bedroom apartment for rent in the heart of Affton, MO is the answer to your questions. Typically, only about 10 to 20% of apartments are three bedroom rentals, so they may be a little harder to find than smaller apartments. However, Affton, MO has 25 apartment buildings that have 3 bedroom floor plans available to rent, totaling about 33 units.
Are the two of you about to become three and need to find a rental apartment a.s.a.p.? Need to have one master bedroom, one bedroom for the nursery and one bedroom for an office that on occasion serves as a guest bedroom? And last, but not least, you need a rent payment that won’t entirely swallow both your paychecks? You should take a look at listings of cheap 3 bedroom apartments. Sort your results by “Rent” ascending to display the lowest-priced listings first. Browse photos, take a look at the list of amenities and read the listing descriptions to see which one appeals to you the most. Some rentals go for as little as $991 per month. You can further filter your results by number of baths or check the amenities that are important to you by opening up the “More” menu. Child care, playground and controlled access/gated are the most popular features for families. Save your search and get notified by email when new units the meet your criteria become available.
