Nestled on a beautifully wooded 1-acre lot on a secluded street in the heart of O’Fallon District 90, this custom-built 1.5-story home offers over 3,800 sq ft of thoughtfully designed living space. Featuring 5 bedrooms and 4 baths, this home combines elegance, comfort, and functionality. A stunning leaded glass entry door welcomes you into the main level, where your foyer is flanked by a large private office {French doors and vaulted ceilings} and formal dining room. Spacious 2 story family room flows beautifully into a 4 seasons sun room {w/ vaulted ceilings and 180 degree views}, and a well-appointed kitchen {granite counters, large walk-in pantry, wet and dry bars} with adjoining breakfast area. The main-level primary suite provides convenience and privacy, along with a nearby drop zone {formerly laundry} and ½ bath. Upstairs, three generously sized guest bedrooms share a full bath, while the finished walk-out lower level expands your living space with a large family room and rec area, fifth bedroom, impressive laundry room and an additional full bath—perfect for guests or multi-generational living. This home is rich in detail, featuring custom trim, unique ceilings, built-in cabinetry, and solid surface countertops throughout. This home is perfect for indoor-outdoor living as kitchen and sunroom both transition to brick patio, while the lower-level family room leads to an expansive paver patio. With beautifully terraced landscaping, mature trees and lush greenery {w/ newly built treehouse} this property is the ultimate family home! Recent upgrades include a brand-new architectural shingle roof, siding, and skylights (2025), offering continued peace of mind. Complete with a 3-car garage, ample storage, and a prime location just minutes from Scott AFB, highways, schools, and parks—this is a rare opportunity you don’t want to miss. Schedule your private showing today!