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.
AdAccurately evaluate if the inspected property lies in a floodzone. Same Day Delivery. Do you have floodzone questions? We have the answers. Work with a Map Specialist today.