Tucked in coveted Kelwyn Manor, this custom-built home affords a sunlit haven steps to Spy Pond. Completed in 2015, a 3,055-SF interior reveals an open footprint w/ hardwoods & double-paned windows. Adopting a timeless aesthetic, the 4BD, 3BA home features a spacious living room w/ striking stone fireplace. Muted gray cabinets set the tone for a chef's kitchen w/ S/S appliances, pendant fixtures, granite counters & tile backsplash. Perfect for guests, a 1st floor bedroom w/ full bath could easily double as a den/office. The 2nd floor reveals 3 bedrooms, including a gracious primary suite w/ walk-in closet & ensuite bath w/ dual vanity/soaking tub/frameless stall shower. Equipped w/attic storage, attached garage, and finished lower level with bonus family room, exercise room and office/guest room. Encircled in lush landscaping & dotted in mature trees, 79 Bay State is a short walk to a neighborhood playground & bike path, along with Spy Pond's skating, ice hockey, boating, and fishing