136 McCarthy Tucked away on a quiet dead-end street in the heart of Great River, this beautifully maintained 3-bedroom, 2-bath Colonial offers a wonderful combination of privacy, comfort and indoor-outdoor living - with annual property taxes of just $13, 047. Built in 2002 and set against a backdrop of mature trees, the home welcomes you with exceptional curb appeal and a full-length front porch that invites you to slow down and stay awhile. Inside, you'll find sun-filled living spaces, soaring ceilings, hardwood floors throughout, a formal dining room, a gas fireplace, and an updated eat-in kitchen featuring brand-new granite countertops and natural gas cooking. A spacious three-season room extends the living space and opens to a Trex deck overlooking the private backyard, where updated landscaping and a low-maintenance turf area create an ideal setting for relaxing, entertaining and enjoying the outdoors. The finished lower level provides additional flexible space for a den, home office, gym or recreation area. Recent improvements include conversion to natural gas, updated flooring, granite countertops, landscaping and exterior enhancements. Conveniently located near Timber Point Country Club and Connetquot River State Park Preserve, with East Islip schools, this move-in-ready home offers a special opportunity in one of Long Island's most sought-after communities.