What's Trulia? Trulia is a real estate search engine that helps you find townhomes for sale and make smarter real estate decisions in the process. How? By analyzing real estate information on millions of homes in Maine and nationwide as well as helping you understand hyper-local South Portland real estate trends. Refine your real estate search in South Portland, ME by price, number of bedrooms, bathrooms, property type (including townhomes, condominiums and single-family homes), and more. Use our interactive South Portland home price map to view real estate activity across South Portland ZIP codes and in other cities nearby South Portland. See local real estate trends, and compare your home to recently sold townhomes in South Portland and to similar homes for sale in South Portland, Maine. View our South Portland real estate guide to see average listing prices, sale prices for South Portland townhomes and information for local school districts. Join South Portland, Maine community to get in touch with South Portland real estate agents, real estate brokers and other real estate sellers and buyers.