Local Realtors 40+ years selling Real Estate and Homes For Sale in Mexico Beach and Port St. Joe, Florida. MLS search all real estate listings for sale in Mexico Beach, Florida. View all Homes For Sale in Mexico Beach, FL. View all Beachfront and Waterfront property for sale in Mexico Beach FL. View all Mexico Beach FL Real Estate For Sale on our website. View all condos for sale in Mexico Beach, FL. View all vacant lots and land for sale in Mexico Beach, FL. Mexico Beach Harmon Realty, Inc. is a local family owned and operated real estate company that has been serving the Mexico Beach and Port St. Joe areas since 1981. We live here, work here and have raised our children here. We would love to share our local knowledge with you. Work with the best! Give us a call today!