Searching for apartments in O'fallon, MO? You’ve come to the right place. Apartments.com has 0 available rentals with photos, floor plans, reviews, and verified information about schools, neighborhoods, and more to ensure you find the perfect fit.

What are you looking for in a new home in O'fallon? By defining your priorities, you can narrow down the perfect neighborhood and apartment type to suit your lifestyle using our filters. Personalize your search by number of bedrooms, popular amenities, specialty housing types, and even square footage.

When Is the Best Time to Rent in O'fallon, MO?

While rental availability in O'fallon can vary year-round, certain months tend to offer more choices or better deals. Spring and summer are busy times for renters, but you may find less competition during the fall and winter months. If you're looking for flexibility in move-in dates or specific deals, try searching toward the end of the month when leases are often coming to a close.