Looking for furnished apartments for rent in O'Fallon, MO? With 21 options available on ForRent.com, you’ll find move-in-ready spaces designed for your convenience. Furnished apartments in O'Fallon are great options for renters who are relocating, on a short-term assignment, or simply prefer not to worry about buying furniture. These rentals include essential furnishings such as beds, sofas, dining tables, and more, so you can settle in quickly. Start your search today and find the perfect furnished apartment in O'Fallon, MO.