Welcome to 432 Marbleton Circle in O'Fallon! This custom-built home offers the perfect blend of space, comfort, and convenience for every stage of life. Ideally located just minutes from downtown O'Fallon, Scott Air Force Base, shopping, dining, and easy access to I-64, you'll enjoy everything this sought-after community has to offer. Step inside to discover an updated kitchen, modern lighting throughout, and a thoughtfully designed floor plan featuring 5 bedrooms and 5 bathrooms. The spacious layout provides room for entertaining, working from home, and accommodating guests with ease. The walkout basement includes a bedroom, full bathroom, and an impressive media/recreation room complete with a projection TV and large screen - perfect for movie nights, game days, or family gatherings. Outside, you'll find a large backyard offering plenty of space for outdoor activities and entertaining. Car enthusiasts, hobbyists, and those needing extra storage will appreciate the oversized, extra-deep heated 4+ car garage, providing year-round functionality and comfort. Homes offering this combination of size, updates, amenities, and location rarely become available. Priced to sell and move-in ready, this exceptional property won't last long. Schedule your private showing today!