Welcome to your private oasis! Situated on a magnificent 1.78-acre lot, this custom 1.5-story estate seamlessly combines luxury living, multi-generational flexibility, and outdoor serenity in the highly desirable Fort Zumwalt School District. Bright two-story great room with soaring ceilings, a cozy gas fireplace, and a wall of windows framing scenic water views. The gourmet kitchen showcases 42" glass-accent cabinetry, granite countertops, and opens to a sunlit hearth room. Retreat to the main-floor primary suite, complete with a walk-in closet and a spa-like ensuite bath. Three additional generously sized bedrooms and a full bath provide plenty of space for family and guests. The finished walk-out basement offers a complete, independent living space. It includes a spacious family/recreation room, sleeping area/bedroom, full bath, den/office space, and a FULL second kitchen ideal for multi-generational families or long-term guests. Step into your own backyard sanctuary featuring a fully stocked private pond/lake, an in-ground swimming pool, a spacious deck perfect for entertaining, and beautiful, lush landscaping. Oversized 3-car garage, circular driveway, main floor laundry, and full irrigation system. A rare find that offers quiet resort-style acreage right in the heart of O'Fallon! Schedule your private showing today.