Welcome to 115 Arlington Road, a wonderful 5-bedroom, 3-bath expanded ranch in sought-after Lake Pines offering the perfect blend of modern efficiency and comfortable living. Step inside to discover a light-filled home featuring numerous skylights that create a warm, inviting atmosphere throughout. The updated kitchen features granite countertops, newer stainless steel appliances, and abundant storage. Entertain seamlessly with two wood burning fireplaces serving both the living and family rooms. The true showpiece is the heated and cooled sunroom addition--your personal year-round retreat for morning coffee, evening relaxation, or hosting gatherings while enjoying views of the yard in climate-controlled comfort. The main level features four bedrooms and two baths with an ensuite bath for the primary bedroom, while the finished basement offers additional living space with a bedroom, a full bath, and egress window for safety and peace of mind. Elegant touches include wainscoting, crown molding throughout, and a convenient chair lift providing accessibility between levels. Energy Efficiency Meets Modern Living: A 64-panel solar array significantly reduces electric costs--your hedge against rising PSEG rates--while a 22kW LP whole-house generator ensures uninterrupted power and peace of mind. Outside, enjoy the covered Trex front porch, professionally landscaped grounds with specimen plantings and in-ground sprinklers, a fully fenced backyard, and a 9'x12' storage shed. Recent upgrades include gutter guards for low-maintenance living. The two-car garage completes this exceptional package. Location, Location, Location: Perfectly positioned just 3.1 miles from the LIRR and the vibrant new Station Yards complex, with convenient access to Stony Brook University and the LIE. Lake Pines living at its finest! This desirable home won't last long--schedule your showing today!