Designed in 1968 by the renowned mid-century modernist architect Hugh Newell Jacobsen, 1400 Mason Street is a four-level, end of group townhouse located in the coveted Bolton Square development in Historic Bolton Hill. The clean lines and light make this uniquely modern home still very relevant fifty-five years later. The open floor plan on the main level boasts a modern kitchen, powder room, dining area, and a sunken living room with a wood-burning fireplace and floor-to-ceiling windows that overlook a beautiful blue stone patio and walled garden. The second floor features two spacious bedrooms with ample closet space and a modern full bathroom. The third floor offers another bedroom and modern bathroom. The lower level has a large family room which can be used for a fourth bedroom, or guest room, home office or theater room, complete with an additional full bathroom and a separate laundry/utility room. The home backs up to a private, fully gated open space, featuring tranquil water features, open green space and a walking path. The home also comes with assigned two-car off-street parking. Located in the beautiful tree-lined neighborhood of Bolton Hill neighborhood, this home is conveniently close to Penn Station, making it easy to access the MARC Train to Washington D.C., Amtrak to Philadelphia or NYC, and the Hopkins Shuttle to the Homewood or East Baltimore Campus. The property also offers easy access to the Light Rail for travel to BWI Airport, as well as major highways such as I-95, I-295, and I-83. For those on two, or four feet, or two wheels, the home is located in a very walkable neighborhood with many bike lanes to connect you to all parts of the city. Bolton Hill is known for its beautiful tree-lined streets, welcoming community, and proximity to local restaurants, cafes, and local shopping opportunities. This home is located in a CHAP Historic District and is subject to the Midtown Special Benefits District Surcharge Tax.