Welcome to 7331 Calvert Stan exceptional custom-built estate offering refined luxury, thoughtful design, and over $100,000 in recent performance and wellness upgrades (see a full list in Documents section). Perfectly positioned on a quiet street, this rare opportunity features nearly one acre inside the Beltway, blending privacy, space, and convenience in an unparalleled location. From the moment you arrive, the limestone-covered wraparound front porch welcomes you, overlooking manicured grounds and curated plantings. The level, professionally designed lot showcases expansive patios, beautiful lawn and flower beds, and a 9-zone irrigation system to keep everything pristine year-round. Inside, substantial craftsmanship meets modern functionality. Built with 26 framing, 10-foot ceilings, Brazilian hardwood floors, detailed millwork, Schonbek chandeliers, iron railings, dual staircases, and three gas fireplaces, the home reflects substantial construction quality rarely found in newer builds. Modern infrastructure includes 3-zone HVAC with smart thermostats, security system with 12 exterior cameras and smart CO detectors, a 400-amp electrical system, two EV chargers, and a professionally serviced whole-house generator for ultimate peace of mind. Elegant formal living and dining rooms create memorable entertaining spaces, with the dining room beautifully encased in windows. A main-level office provides privacy for work or study. The stylish butlers pantry complete with a mini-fridge and wine refrigerator adds practical preparation and storage space. Connected is a charming tea room with heated floors, paired with a social kitchen, provides direct access to the patios for effortless indoor-outdoor entertaining. The gourmet kitchen is designed to inspire, featuring a Viking Professional 6-burner gas range, pot filler faucet, custom tiled backsplash, deep pantry, and an oversized island perfect for gathering and meal preparation. The adjacent two-story family room stuns with a dramatic coffered ceiling, fireplace centerpiece, and walls of windows that flood the space with natural light. A spacious sunroom extends the living area and provides a bright retreat youll cherish year-round. Two conveniently located powder rooms complete the main level. Upstairs, the luxurious owners suite features a gas fireplace, private sitting room with heated floors, generous walk-in closet, and spa-inspired bath with dual vanities, soaking tub, and expansive glass shower with Rohl hardware. Three additional bedrooms each include en-suite baths. A second primary suite offers its own sitting room, bedroom, and private bath with Jacuzzi tub ideal for guests or multi-generational living. The laundry room is conveniently located on the bedroom level. The walk-out lower level features a large recreation room, built-in bar, gas fireplace, theater room with soundproof walls, spacious bedroom with a wall of mirrors, full bath, and luxurious dry saunacreating a true in-home retreat. Double doors open to a wide staircase, providing plenty of natural light and easy access to the patios for entertaining. Outdoors, the expansive backyard offers a peaceful private paradiseperfect for gardening, grilling, play, and al fresco dining on the patios. A heated 3-car garage protects your vehicles year-round and completes this extraordinary offering. Ideally located just 30 minutes to Dulles Airport, 17 minutes to Reagan National, 5 minutes to VRE, and 12 minutes to Metro, this home delivers exceptional access while remaining tucked away in one of the most desirable Beltway locations. Grocery stores, shopping, dining, and daily conveniences are all within minutes. Square footage per builders plans and includes the garage. A rare combination of elegance, scale, resilience, and location this is refined living without compromise.