Energy-Efficient 5-Bedroom Colonial with Attached Apartment & Home Business Space This one-of-a-kind 5-bed, 2 full/2 half bath colonial sits on 1.6 private acres in Gorham—just 5 minutes from Gorham Village, 20 minutes to downtown Portland and surrounding beaches, and 10 minutes to I-95. Located in a sought-after community known for its highly ranked schools, this home is one of the most unique, high-performance properties in Greater Portland. Built in 2003 with modern efficiency and flexibility in mind, the home includes a fully self-contained 1-bed/1-bath apartment with its own deck, kitchen, and living room—ideal for guests, multigenerational living, or rental income.The entire exterior structure and foundation are constructed with Insulated Concrete Forms (ICF), offering an R-70 insulation rating and engineered to withstand winds up to 200 mph. The home features solar panel arrays that generate electricity for daily use, with excess energy stored in a brand-new Tesla solar battery capable of powering the main home for up to 24 hours. In addition, the home's hot water system is fully powered by solar energy, maximizing efficiency and reducing utility draw. A full sprinkler system adds additional safety and peace of mind. Inside, enjoy bamboo hardwood floors throughout the first level and apartment,and brand-new carpet on the second floor. A soapstone wood stove efficiently heats the spacious, open-concept main living area. The attached 2-car garage offers direct access to the home. Outdoor living spaces include a covered front porch, rear deck, and stone patio—perfect for relaxing or entertaining.The finished basement offers a half bath and two private offices with a separate entrance and client parking—ideal for a home-based business without interrupting daily living.Tucked away on a quiet private road, this high-performance property offers the perfect blend of sustainability, functionality, and opportunity in one of Southern Maine's most desirable communities