Looking for two-bedroom apartments in O'Fallon, MO? Two-bedroom apartments provide extra space that can be used in various ways. Whether you need a second bedroom, a home office, or guest room, these apartments provide the flexibility to adapt to your lifestyle. ForRent.com offers 88 two-bedroom apartments with modern amenities such as in-unit laundry and spacious kitchens. Explore available options today and find your new home in O'Fallon.