Hutchinson Island consists of two barrier islands on the coast of Martin, St. Lucie, and Indian River counties, in Florida. The two islands are separated by the Fort Pierce Inlet and are known as "North Hutchinson Island" and "South Hutchinson Island".

Martin County is a county located in the southeastern part of the state of Florida, in the United States. As of the 2020 census, the population was 158,431. Its county seat is Stuart. Martin County is in the Port St. Lucie, FL Metropolitan Statistical Area.