NEW on Market! Open Saturday 9/12 from 1:00 pm - 3:00 pm and Sunday 9/13 from 1:00 pm to 4:00 pm! Expanded and beautifully updated brick and stucco Colonial home offers generous living space in an exceptionally convenient Bethesda location just two blocks from the Washington, DC line. Thoughtfully improved throughout, this 4-level home combines classic character with modern updates and a flexible floor plan designed to accommodate a variety of lifestyles. At the heart of the home is the updated kitchen, complemented by a spacious family room addition that expands the main-level living and entertaining space. Refinished hardwood floors add warmth and character, while updated bathrooms throughout provide a fresh, move-in-ready feel. The expanded footprint and finished attic level create comfortable, well-proportioned spaces with plenty of room to gather, entertain, work, and unwind. The lower level adds another layer of versatility, featuring a full kitchen and additional living space ideal for extended stays, long-term guests, a caretaker, or multigenerational living. This flexible arrangement provides valuable separation and privacy while remaining connected to the rest of the home. Outside, the fully fenced property offers added privacy and a wonderful setting for outdoor enjoyment, entertaining, pets, or play. The location truly sets this home apart. Enjoy the space and residential feel of Bethesda while remaining remarkably close to Washington, DC. The shops, dining, and everyday conveniences at Westbard are just moments away, with downtown Bethesda also within easy reach. Head into DC for an incredible selection of restaurants, shopping, entertainment, and cultural attractions-all without giving up the space and comfort of a Bethesda home. Convenient access to major commuter routes further enhances the ease of getting around the entire DC metropolitan area. Expanded, updated, fully fenced, and exceptionally well located, 5138 Massachusetts Avenue offers a rare combination of space, flexibility, and convenience with the best of Bethesda and Washington, DC right at your fingertips.