Nestled on a cul-de-sac in the coveted West Islip Schools, offering a rare opportunity for versatile living arrangements! This charming DUPLEX presents an ideal investment or multi-generational living solution. The first floor boasts a cozy 2/3 bedroom, one-bathroom unit, perfect for a starter home or downsizing option. The bright and airy living room is complemented by a well-appointed kitchen and dining room. The first floor has direct access to a fully finished basement including a separate laundry room. Upstairs, discover a separate unit featuring three bedrooms, one bathroom, and spacious living areas including a kitchen, living room, and dining room. With its own private entrance, this level offers flexibility for extended family, guests, or rental income potential. Both units have direct access to an oversized and fully fenced rear yard perfect for entertaining on the large patio. This property combines comfort, convenience, and opportunity. Don't miss your chance to make this property your next investment or forever home!