Welcome to 21248 Glassmoyer Court in Ashburn, a luxurious 5-bedroom, 3.5-bath, 3-level colonial that blends elegant design with everyday comfort and entertainment. Backing to a serene wooded preserve, this home welcomes you with fresh paint and gleaming hardwood floors on the main level. The open-concept main floor showcases a stunning kitchen with wraparound granite counters, 42 white cabinetry with moldings, Bosch counter-depth French door refrigerator, double wall ovens, a gas stovetop, oversized island with seating and hidden storage, pendant lighting, tile backsplash, and stainless steel appliances - perfectly connected to the family room with a cozy gas fireplace. A sunroom/breakfast nook framed by windows reveals tranquil forest views, while living and dining rooms provide inviting spaces for guests. Upstairs, the expansive primary suite features dual walk-in closets, a sitting area, and a spa-like bath with dual vanities, seamless glass shower, subway tile, and water closet. Three additional bedrooms each offer walk-in closets, ceiling fans, and plush carpet, with a dual-vanity hall bath and laundry area completing the level. The fully finished lower level is a sleek entertainer's dream with LVP flooring, a full in-law/nanny suite with egress window, trendy updated full bath, fitness area, and a show-stopping theater room with a 13-speaker surround system, 130 built-in screen, and barn doors that open to a gourmet wet bar with French door refrigerator, dishwasher, microwave drawer, custom blue cabinetry, floating shelves, concrete epoxied counters, and undermount lighting. Step outside to enjoy the deck, manicured lawn with picket fencing, firepit gatherings, and a professionally landscaped yard with irrigation system. The 2-car garage gleams with fresh epoxy floors, baseboards, and custom storage systems, while a mudroom keeps things organized. With Verizon Fios high-speed internet, architectural shingle roof, dual laundry rooms, magnetic child locks, custom solar shades, and all major systems from 2014, this home is as functional as it is stylish. Belmont Glen Village amenities include a pool, tot lot, and putting green, while nearby Beaverdam Reservoir offers 600 acres of outdoor recreation. Ideally located with easy access to Dulles Airport, Ashburn Metro, Rt. 7, Dulles Greenway, shops, restaurants, and the upcoming Ashburn Recreation & Community Center, this home is the perfect blend of luxury, lifestyle, and location.