One home, so many possibilities! Located in South Portland, this spacious Colonial offers something you don't find every day: a separate two-bedroom accessory dwelling unit (ADU) with its own private entrance, kitchen, living room, and full bath. Whether you're looking for potential rental income to help offset your mortgage, a comfortable space for aging parents, or a place for adult children to maintain their independence, this property offers flexibility for a variety of living arrangements. The main home features hardwood floors, a living room with built-ins and a wood-burning fireplace, a kitchen with granite countertops, stainless steel appliances and center island, and a formal dining room. Enjoy the bright, heated sunroom and the convenience of a first-floor bedroom. Upstairs, the primary suite includes a private bath, walk-in closet, and balcony, along with two additional bedrooms and second-floor laundry. The finished basement provides even more usable space for a home gym, office, or recreation room. Outside, you'll find updated siding, windows and exterior doors, a heated two-car garage, generous parking, and a spacious deck overlooking the backyard. Conveniently located near Portland, shopping, restaurants, and major commuting routes. Live in one space and explore the rental potential of the other, or bring multiple generations together under one roof while maintaining privacy. Great opportunity for an in-home business as an added bonus! Buyers encouraged to perform due diligence on potential options. At 1309 Broadway, you have options! Home is cross-listed in multifamily MLS# 1684204.