Welcome to this beautifully maintained Hi-Ranch in the heart of Smithtown featuring a spacious open-concept layout perfect for everyday living and entertaining. The main level offers hardwood flooring, vaulted ceilings, skylights, oversized windows, and a large kitchen with updated stainless-steel appliances, and abundant counter space flowing seamlessly into the dining and living areas. The upper level includes three generously sized bedrooms with custom California closets and a full bathroom with additional storage. Andersen sliders lead to a large deck overlooking the fully fenced backyard featuring an in-ground pool with a cuddle cove and diving board, PVC fencing, paved patio space, shed, and 6-zone in-ground sprinkler system. Additional highlights include vinyl siding with brick accents, gas heat and cooking, 200-amp electric service, pull-down attic storage, and an electric garage door opener. The lower level offers a spacious den, additional bedroom, office/potential fifth bedroom, full bathroom, kitchenette area, laundry area with washer and dryer, walk-in closet, mudroom, egress window, under-stair storage, and its own separate entrance. Ideal space for caretaker suite, multigenerational, guests or work-from-home needs. Conveniently located less than 3 miles from the LIRR and minutes from shopping, dining, highways, and outdoor recreation including Caleb Smith State Park Preserve, and Blydenburgh County Park.