Beautifully situated on a wonderful corner lot in Potomac's sought-after Montgomery Square community, this updated 4-bedroom 4 bath brick colonial offers a rare combination of location, updates, and resort-style living. This well cared for home is available for the first time in almost 40 years! This rare home features a custom built attached insulated garage and so much more. The property has benefited from extensive improvements over the past few years-including new roofs this year, updated bathrooms throughout, refinished hardwood floors, refreshed interior and exterior paint, patio doors, Pella windows, upgraded 200-amp electrical panel with sub-panel and so much more.. No expenses were spared! Sun-filled living spaces and generous room sizes define the interior, complemented by a light-filled four-season sunroom with independent climate control, a family room with a gas fireplace, and smart home tech including (but not limited to) high-efficiency HVAC, wifi switches and lights, and a whole-house filter/water monitoring system. The spacious primary suite serves as a luxury retreat featuring a multi-jet shower and water closet, custom walk-in closet, and a private deck with a spiral staircase, while the finished lower level provides a versatile rec room, gym, or movie space. Outside, an inviting outdoor entertaining paradise awaits. The private yard features a gas heated pool (with new pump and heater), an expansive Trex deck, hot tub, pavilion, gazebo, custom fire pit, child playset, additional storage space, and an insulated stone-front storage shed. An expanded concrete driveway provides seamless parking. Ideally located near parks, shopping, dining, easy I-270 access, and within the highly regarded Churchill Cluster school district.