Beautifully maintained 4-bedroom Colonial located in the heart of desirable West Islip. Offering a spacious and functional layout, the main level features generous living and entertaining spaces, including a formal dining room perfect for hosting holidays and special gatherings. A partial garage conversion creates a versatile bonus room ideal for a home office, playroom, or den, while still maintaining a 1-car garage for parking and storage. A 6-car driveway provides ample parking for multiple vehicles and guests. Upstairs, you'll find four well-appointed bedrooms, including a true primary suite complete with a walk-in closet and private full bath. Additional highlights include a wood-burning fireplace in the living room, gas heat, central air conditioning replaced in 2019, and numerous updates that reflect the home's exceptional care and maintenance. Step outside to a beautifully maintained outdoor entertaining area, perfect for relaxing or hosting family and friends. Located within the sought-after West Islip School District and conveniently close to parks, beaches, shopping, dining, and transportation, this home is one you won't want to miss.