What's the average rent in O Fallon, MO?

Rental Market Trends in O Fallon, MO

SOURCE: TRULIA DATA

Rental market highlights

As of June 2026, the average rent in O Fallon, MO is $2,100 per month, which is 8% higher than the national average rent of $1,951 per month.

AVERAGE RENT

$2,100

0.0%No change month over month

3.2%$65 increase year-over-year

AVAILABLE RENTALS

APARTMENTS

$1,698

HOUSES

$2,468

TOWNHOUSES

$2,100

As of June 2026, apartments are the most affordable rental option in O Fallon, MO at $1,698 per month, while houses are the most expensive at $2,468 per month. Townhomes average $2,100 per month, offering a mid-range alternative for renters.

Average rent by number of bedrooms

Floor plan type	Average rent
1 Bedroom	$1,306
2 Bedrooms	$1,600
3 Bedrooms	$2,300
4 Bedrooms	$2,650
All	$2,100

As of June 2026, the average rent for a 1 bedroom rental in O Fallon, MO is $1,306 per month, followed by $1,600 for a 2 bedroom rental, $2,300 for a 3 bedroom rental, and $2,650 for a 4 bedroom rental.

Floor plan type	Average rent
1 Bedroom	—
2 Bedrooms	$1,750
3 Bedrooms	$2,250
4 Bedrooms	—
All	$2,100

As of June 2026, the average rent for a 2 bedroom townhome in O Fallon, MO is $1,750 per month, followed by $2,250 for a 3 bedroom townhome.

Floor plan type	Average rent
1 Bedroom	$795
2 Bedrooms	$1,795
3 Bedrooms	$2,306
4 Bedrooms	$2,650
All	$2,468

As of June 2026, the average rent for a 1 bedroom house in O Fallon, MO is $795 per month, followed by $1,795 for a 2 bedroom house, $2,306 for a 3 bedroom house, and $2,650 for a 4 bedroom house.