Built in 2020, this beautifully appointed contemporary Colonial offers approximately 3,700 sq ft of thoughtfully designed living space with 4 bedrooms and 3.5 baths. A welcoming covered entry opens to a bright, refined interior featuring hardwood floors, detailed millwork, abundant natural light and an effortless open-concept layout. The heart of the home is the impressive kitchen, equipped with crisp white cabinetry, quartz countertops, subway tile backsplash, stainless-steel appliances, gas cooking and an oversized center island with generous seating. The adjoining living area features handsome exposed wood beams, a fireplace accent wall and direct access to the backyard, creating an ideal setting for everyday living and entertaining. A spacious dining room and versatile first-floor office provide additional flexibility. Upstairs, the primary suite offers a generous bedroom, walk-in closet and spa-inspired bath with double vanity, glass-enclosed shower and freestanding soaking tub. Additional bedrooms are bright and well proportioned, complemented by beautifully finished baths and convenient laundry. The finished lower level adds valuable bonus space for a media room, home gym, playroom or office. Outside, enjoy a private fenced backyard with lawn, mature landscaping and a substantial paver patio for outdoor dining and entertaining. An attached garage and ample driveway parking complete the property. Conveniently located near neighborhood amenities, commuting routes, shopping and recreation, this turnkey Waltham home combines newer construction, generous living space and sophisticated modern finishes.