Welcome to 12 Dow Drive, a beautifully updated Colonial offering 4/5 bedrooms, 2.1 baths of finished living space on a landscaped half-acre at the end of a tranquil cul-de-sac in Hillsborough. Surrounded by mature trees, with an in-ground pool, koi pond, and multiple decks, this property is both a private retreat and an entertainer's dream.The two-story foyer opens to a sunlit living room with soaring ceilings and oversized windows, flowing into a formal dining room framed with elegant millwork. The renovated kitchen features granite counters, a center island, farmhouse sink, and newer appliances, opening to a spacious family room with a striking stone fireplace. Sliders extend the living space outdoors. A home office, powder room, and updated laundry complete the main level.Upstairs, the primary suite is a true sanctuary with vaulted ceilings, walk-in closet, and a spa bath with dual vanities, soaking tub, skylight, and glass shower. Three additional bedrooms share a well-appointed hall bath.The finished lower level adds a versatile recreation room with space for fitness, media, or play. Outdoors, enjoy a resort-like lifestyle with poolside entertaining, a waterfall-fed koi pond, and lush gardens backing to natural woodlands.With an oversized garage, top-rated schools, and easy access to shopping, dining, and commuter routes, this home offers the perfect balance of elegance, privacy, and convenience.