Welcome to 21 Jackson Avenue! This charming 4-bedroom, 1-bath home offers a wonderful combination of comfort, functionality, and modern updates. With a spacious living room featuring a cozy fireplace with a pellet stove insert, ideal for relaxing or entertaining. The updated eat-in kitchen boasts granite countertops, stainless steel appliances, stylish tile backsplash, and recessed lighting. Additional highlights include central air conditioning, crown molding, and an updated bathroom featuring a Jacuzzi tub. The partially finished basement provides versatile additional space, great for a recreation room, home office, or entertaining. Outside, enjoy a private, fully fenced backyard complete with an in-ground sprinkler system. An attached 1-car garage, updated siding and windows, newer roof, and Belgian block-lined driveway add to the home's appeal. Don't miss the opportunity to make this well-maintained Centereach home your own!