3105 Olin Drive

Spectacular custom-built 2016 residence by Mains Signature Homes, offering the scale, open-concept design, and finish level rarely found at this price point just minutes from Washington, D.C. The main level features 10 ceilings and an open-concept layout anchored by a stunning Great Room with deep coffered ceilings, custom built-ins, and a floor-to-ceiling stone fireplace with oversized mantle. The adjoining sunroom is a true architectural highlightwrapped in windows and finished with a wood-plank ceiling, slate flooring, a second fireplace, dedicated mini-split HVAC, and beverage center. A private main-level office with glass double French doors offers an ideal work-from-home setup. The gourmet kitchen is built for everyday living and entertaining, featuring a massive quartz island, professional-grade stainless steel appliances, and a second beverage center. A spacious mudroom with custom built-ins adds functional organization. Upstairs, the primary suite offers a luxurious retreat with a freestanding soaking tub, oversized walk-in shower, generous walk-in closet, and space for a sitting area. A standout secondary bedroom above the garage features a dramatic wood-beam ceiling, complemented by two additional bedrooms and convenient upper-level laundry. The walk-up lower level offers 9 ceilings, a large finished recreation room, and excellent expansion potential with a framed wing already prepared for a fifth bedroom and fourth full bathroom (rough-in installed). The home is equipped with built-in Sonos audio (indoor/outdoor), wired security, and structured wiring throughout. Outside, the large fenced backyard features a stone patio, privacy, and ample space for a future pool. Ideally located just 15 minutes to the Pentagon and Washington, D.C., and less than 5 miles to Amazon HQ2. Ask listing agent about rare assumable loan opportunity with a 2.5% interest rate on approximately $550,000 remaining balance (available to qualified buyers).