Classic Arlington Colonial with a phenomenal first floor expansion sited on a flat, 5,100sf lot. Entering through the front door leads to a formal living room featuring a gas fireplace, elegant crown molding, a gorgeous staircase and banister and stunning, recently refinished hardwood floors. Adjacent to the living room is a sunroom/ mudroom, the perfect spot for a home office and features an entire wall of closets and steps out onto the backyard patio. The formal dining room boasts chair rail molding and crown molding, large entryways into both the living room and the family room addition and can entertain many guests. The open concept family room features vaulted ceilings, a large bay window, exposed brick accent wall and overlooks the large open concept kitchen. Large kitchen has an extremely functional layout for cooking and entertaining, features abundant countertop/ prep space including an island with seating and tons of beautiful wooden cabinetry. Main level laundry, a convenient half bathroom, coat closet and loads of natural light round out the main level. Lovingly maintained in the same family since 1980, freshly painted throughout the entire home in neutral tones, new light fixtures, continually and recently updated. Upper-level features three bedrooms, each with excellent closet space and new ceiling light fixtures. One of the upstairs guest bedrooms has built-in shelving perfect for a home office or a nursery. Hallway bathroom is tastefully appointed, featuring a tub with ceramic tile enclosure and linen closet. Lower level is fully finished with a separate entrance and features a rec room, kitchenette, fourth bedroom and a tremendous amount of storage/ utility space. A beautiful paver walkway wraps around from the front to the side yard, surrounded by flower beds on either side and leads to the fully fenced backyard. Surrounded by a privacy fence and boxwoods, the backyard offers the perfect private getaway for relaxing or entertaining, containing an idyllic patio for grilling and eating, additional garden space, and a large storage shed. Premium location just 1.6 miles to Ballston MU metro, half a block to shops and restaurants, less than a mile to multiple grocery stores, easy access to I-66 and so much more!