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3 Bedroom Apartments for Rent in O'Fallon, MO

52 Rentals Available
3 Bedroom Apartments for Rent in O'Fallon, MO. 52 Rentals Available
14-11-city
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O'Fallon, MO rent trends

Rental prices in O'Fallon, MO have decreased by 0.68% over the past year. The average rent moved from $2,003 to $1,990.

Check out the average rent prices in O'Fallon by neighborhood.

Compared to the average rent in the U.S. of $1,740, the rent in O'Fallon, MO is $1,990 per month.

Average rent in O'Fallon, MO

$1,990/mo O'Fallon, MO average rental price, February 2026
Image Average Rent

Apartments for rent in O'Fallon, MO have an average price of $1,990 per month.

    What's the typical rent budget in O'Fallon, MO?

    Around 31% of O'Fallon’s apartments are in the $2,001-$2,500 price range. 69% of apartments are priced $1,501-$2,000.

    The largest share of rentals in O'Fallon, MO (69%) fall between $1,501-$2,000 per month. This suggests that most people succesfully find suitable apartments within this price.

    Getting around in O'Fallon, MO

    1 /100
    Car-Dependent
    9 /100
    Somewhat Bikeable
    Walk Score®: 1, Bike Score®: 9

    Frequently asked questions

    What is the price of a 3 bedroom apartment in O'Fallon, MO?

    How many 3 bedroom apartments for rent are available in O'Fallon, MO on RentCafe?

    There are 21 3 bedroom rentals available on RentCafe. Prices and availability in O'Fallon, MO were last updated on 10 Apr 2026.

    What is the average size of a 3 bedroom apartment in O'Fallon, MO?

    The average O'Fallon, MO 3 bedroom apartment size is 1,520 sq. ft.

    What are the advantages of renting a 3 bedroom apartment in O'Fallon, MO?

    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.

    What are the downsides of renting a 3 bedroom apartment in O'Fallon, MO?

    A 3 bedroom apartment is more expensive than smaller units and it usually comes with higher utility costs.