Nestled among the coveted Bay Streets in desirable West Islip, this beautifully renovated transitional coastal ranch offers the perfect blend of warmth, charm, and modern living. Set on a quiet dead-end street, the home welcomes you with an open, light-filled layout and meticulous attention to every detail. Step inside to a dramatic cathedral-ceilinged open kitchen that feels straight out of Better Homes & Gardens. A massive center island with abundant storage and seating anchors the space, complemented by crisp white shaker cabinets, elegant granite counters, stainless steel appliances, and high-end finishes. The kitchen and dining area boast luxurious radiant floor heating for year-round comfort. This space flows seamlessly into a large dining area—ideal for entertaining—and an expansive living room featuring a cozy wood-burning fireplace. The home offers four generous bedrooms, two and a half bathrooms including a spacious primary suite with its own full bath. Outside, the meticulously landscaped backyard is an entertainer’s dream, featuring a paver patio with a generous sitting area and charming pergola—perfect for relaxing or hosting summer gatherings. Recent major updates include new siding, roof, and a wall-hung Navien Combi-Boiler (all replaced just 3 years ago), giving you peace of mind and low maintenance for years to come. This home is also located in the sought-after Babylon Beach Estates community, offering the optional opportunity to join the Association for access to private waterfront amenities, beach privileges, use of the clubhouse, docking opportunities and a tight-knit coastal community lifestyle. This move-in-ready coastal charmer combines timeless appeal with modern comforts in one of West Islip’s most sought-after neighborhoods. Don’t miss your opportunity to call this Bay Street beauty home!