Welcome to 1678 Montello Avenue NE-an exceptional value in one of DC's fastest-growing neighborhoods. This semi-detached home offers 4 bedrooms, 2.5 baths, thoughtfully updated interiors, flexible living spaces, and an unbeatable Northeast DC location. The main level features bright, open living and dining areas, an updated kitchen with a center island, and a functional layout that includes a convenient powder room and a separate dining or sitting area just off the kitchen. A spacious pantry provides excellent storage and is already outfitted to accommodate a second stackable washer and dryer if desired. Hardwood floors continue throughout the upper level, where you'll find three bedrooms and a full bath featuring a classic clawfoot tub. Two of the rear bedrooms open to a sunroom addition, which leads to an expansive second-story deck overlooking the backyard. The renovated, walkout lower level offers outstanding flexibility as a guest suite, home office, gym, or media room. It features custom tile flooring, recessed lighting, a full bath, two bright living areas, and a separate laundry area with an updated front-load washer and dryer. A sink with custom cabinetry, granite countertops, and a full-size dishwasher adds even more functionality to the space. Outside, enjoy a fully fenced backyard with a spacious two-story deck, ideal for relaxing or entertaining, along with secure off-street parking accessed through an automatic garage door. Located just minutes from Union Market, you'll enjoy easy access to some of DC's best restaurants, coffee shops, shopping, and entertainment. The home is also conveniently located near Gallaudet University, NoMa, Ivy City, the H Street Corridor, and major commuter routes, making it easy to get anywhere in the city. Recent updates include: 2026: Complete interior repaint and updated lighting 2023: Automatic garage door opener 2021: Front-load washer and dryer; horizontal privacy fencing 2020: Boiler with digital interface 2020: Extensive lower-level renovation including enlarged windows, a full bath, custom tilework, custom kitchen cabinetry with stone countertops, zoned heating and cooling, laundry area, sink, and dishwasher A rare opportunity to own a semi-detached single-family home in Washington, DC for under $600,000. Schedule your private tour today!