Jonathan Harbour is located on the tropical Connie Mack Island Fort Myers, Florida 33908. This private island community is the best kept secret in Fort Myers. Jonathan Harbour is a nitch community of Million Dollar Homes. This Island Home Community is located near Sanibel Island and Fort Myers Beach. feel free to Contact Shellstar Realty. Our Realtors Have several years experience and can help you obtain the best price on your real estate purchase!