Nestled between Harvard and Central Square, this 5-bed, 4.5-bath home with a lush hidden garden, gut renovated in 2013, spans four levels and offers unparalleled design, efficiency and adaptability for growing families in a walking neighborhood, Riverside. It boasts open living areas with a modern kitchen extending to a spacious covered deck for morning coffee at sunrise or al fresco dining. A 2nd entrance allows access to an au-pair suite, studio or practice. The 2nd floor houses a primary suite with sunroom, walk-in closet and a Pottery Barn marble bathroom, and two kid’s bedrooms share a mosaic tiled bathroom. The topmost level with wood slat ceilings serves as a versatile retreat for games, movies, yoga and music. The ground level with another exterior access offers two additional bedrooms, a bathroom and plenty of storage. Highly energy efficient. Well-situated near Harvard, MIT, T stations, coffee shops, top-rated dining one block away, the Charles River. Rental parking nearby.