Completely Renovated Colonial in the Heart of Islip Welcome to 11 Elm Street, a stunning, fully renovated 2005 Colonial offering modern comfort, exceptional craftsmanship, and an abundance of natural light throughout. This spacious home features 3 bedrooms, 3.5 bathrooms, and a beautifully redesigned interior ideal for todays lifestyle. The first floor welcomes you with a gracious foyer leading into a bright living room, formal dining room, and a sleek, updated kitchen. The impressive great room, highlighted by soaring 12' vaulted ceilings and a cozy fireplace, creates a warm and inviting gathering space. This level also includes a stylish half bath, a 1-car attached garage with 10' ceilings, a roofed front porch, and a brand-new rear deck, perfect for outdoor entertaining. The second floor offers two comfortable bedrooms, a convenient laundry closet, and a beautifully appointed full bathroom. The primary suite boasts dramatic 16' vaulted ceilings, generous space, and its own private full bathroom, creating a serene retreat. The full basement features 8' ceilings, a private outside entrance, and a full bathroom, adds excellent versatility for extended living space, a guest suite, or recreation. Recent updates include conversion to natural gas, a new tankless boiler, and a new central air conditioning unit for year-round efficiency and comfort. The exterior is fully enclosed with a complete PVC fence, along with a new driveway accommodating 4-5 cars, 6-zone sprinklers, and connection to the public sewer system. Key features: -Completely renovated throughout -3 bedrooms / 3.5 bathrooms -Full basement with Private Entrance & Full Bath -Great Room with 12' vaulted ceilings & wood fireplace -Primary Suite with 16' vaulted ceilings & Private Bathroom -Natural Gas Heating (new tankless boiler) & New Central AC -1 Car attached Garage with 10' ceilings -New Driveway for 4-5 Cars -PVC Fencing & 6-Zone Sprinklers -Brand-New Rear Deck + Roofed Front Porch -Built in 2005 & Connected to Sewer