Incredible opportunity to own this beautifully updated Colonial featuring a legal accessory studio apartment with proper permits, ideally situated mid-block on a perfectly flat, landscaped property within the highly desirable Middle Country School District. This exceptional home offers outstanding curb appeal with a 3-year-young roof, beautiful white vinyl siding, a welcoming front portico, custom paver walkway, raised planting beds, white PVC fencing, and a blacktop driveway accented with Belgian block. The backyard is designed for entertaining with a brand-new wood deck and private outdoor space. Step inside to an open and inviting floor plan featuring new vinyl flooring, recessed lighting, custom moldings, fresh paint, and abundant natural light throughout. The updated kitchen showcases quartz countertops, tile backsplash, oak upper cabinetry, maple lower cabinetry, stainless steel appliances, gas cooking, and generous cabinet and counter space, flowing seamlessly into the dining area and formal dining room. A sliding glass door off the dining area provides direct access to the brand-new rear deck, creating the perfect indoor-outdoor flow for entertaining and everyday living. Just beyond is an oversized den/great room featuring built-in shelving, pendant lighting, and ample space for entertaining or relaxing. Upstairs offers three spacious bedrooms plus a stunning primary suite situated on its own private level, featuring soaring vaulted ceilings, pendant lighting, ceiling fan, custom staircase railings with decorative metal inserts, and a beautifully renovated spa-inspired bathroom with a soaking tub, glass-enclosed shower, quartz vanity, designer fixtures, and elegant octagon tile accents. The additional full bathroom has been completely transformed with a quartz vanity, gold fixtures, new tub, glass shower enclosure, designer tile work, and a matching gold-framed mirror. The accessory studio apartment offers its own private entrance, full bathroom, and flexible living space, creating an exceptional opportunity for extended family, guests, or supplemental income. Additional updates and features include forced hot air heating, central air conditioning, natural gas, a 2-year-young hot water heater, 200-amp electric service, in-ground sprinklers, updated plumbing, a new thermostat, new doors, updated hardware, newer lighting throughout, updated kitchen cabinetry and finishes, newer stainless steel appliances, a separate septic system for the washing machine, and extensive improvements that make this home truly move-in ready. This is a rare opportunity to own a beautifully updated home that offers style, functionality, flexibility, and income-producing potential.