Welcome to 555 Massachusetts Avenue NW, where Washington Monument views, garage parking, a private balcony, and resort-style amenities come together in this sun-filled penthouse-level 1-bedroom condo in the heart of Mount Vernon Triangle. Perched on the 14th-floor penthouse level, this bright and spacious residence showcases spectacular panoramic views of the Washington, DC skyline, including the Washington Monument and U.S. Capitol. Coveted southern exposure and oversized windows fill the home with natural light, while the private balcony provides a front-row seat to sweeping city views and unforgettable DC sunsets. Thoughtfully updated and move-in ready, the condo features newer flooring, 9-foot ceilings, in-unit laundry, and assigned garage parking space P-163. The open-concept living and dining area offers plenty of room for both everyday living and entertaining and flows directly onto the private balconyan incredible extension of the living space high above Washington. The well-appointed kitchen combines style and functionality with granite countertops, gas cooking, a French-door refrigerator, dishwasher, disposal, and breakfast-bar seating. A dedicated dining area provides additional space for dinner parties, working from home, or casual meals. The generously sized bedroom easily accommodates a king-size bed with room for additional furniture. An oversized walk-in closet with custom built-ins provides exceptional storage, while the spacious bathroom features a marble-topped vanity. An in-unit washer and dryer adds another everyday convenience. 555 Massachusetts Avenue NW is a full-service, pet-friendly condominium community in Washington, DC's Mount Vernon Triangle neighborhood, offering an impressive collection of amenities. Residents enjoy a rooftop swimming pool and expansive roof terrace with panoramic monument and city views, 24-hour concierge, fitness center, resident lounge, bike storage, and garage parking. Access to the building's extensive amenities, garage parking, and trash service are included in the monthly condo fee. The location puts some of Downtown Washington, DC's best dining, shopping, entertainment, and transportation just outside your door. Enjoy easy access to Mount Vernon Triangle, Chinatown, Penn Quarter, Capital One Arena, CityCenterDC, Gallery Place-Chinatown Metro, and Judiciary Square Metro, along with an abundance of neighborhood restaurants, cafs, grocery stores, and everyday conveniences. For commuters and frequent travelers, the central DC location provides convenient access to I-395, Union Station, Capitol Hill, Reagan National Airport, Northern Virginia, and Amazon HQ2 in National Landing. With its penthouse-level location, private balcony, monument and Capitol views, southern exposure, garage parking, rooftop pool, 24-hour concierge, and prime Mount Vernon Triangle location, this exceptional 1-bedroom condo at 555 Massachusetts Ave NW offers a rare combination of views, convenience, amenities, and sophisticated city living in the heart of Washington, DC.