WELCOME TO LIBERTY COMMONS IN SOUTH PORTLAND, ME Welcome to Liberty Commons in the heart of Cumberland County. Explore and enjoy deluxe features like a gourmet fully-equipped kitchens with stylish, yet functional prep islands with breakfast bar seating and full-size washers & dryers in each of our one, two, and three-bedroom apartments. Ideally located next to both I-95 and I-295. Offering bright, spacious floor plans, attractive amenities, and thoughtful features, our upscale pet-friendly apartments in South Portland, Maine are ready to elevate your lifestyle.