Florida Counties
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Florida Counties

There are sixty-seven counties in the state of Florida. In 1821, there were only two Counties in Florida: Escambia to the west and St. Johns to the east. From these two Counties were formed 67 today. Its last county was created in 1925 with the formation of Gilchrist County from a segment of Alachua County.

Martin County, Florida

Martin County Education, Geography, and HistoryMartin County, Florida Courthouse

Martin County is a county located in the Treasure Coast region in the state of Florida. Based on the 2010 census, the population was 146,318. Martin County was created on May 30, 1925 from Palm Beach County and St. Lucie County. The county seat is Stuart. This county is named for John W. Martin (1884-1958), governor of Florida at time of creation of the county.

Martin County is included in the Port St. Lucie, FL Metropolitan Statistical Area, which is also included in the Miami-Fort Lauderdale-Port St. Lucie, FL Combined Statistical Area.

Etymology - Origin of Martin County Name

This county is named for John W. Martin (1884-1958), governor of Florida at time of creation of the county.


County QuickFacts: CensusBureau Quick Facts

Martin County History

Martin County was created in 1925 with the present day northwest and northeast quadrants coming from St. Lucie County and the southwest and southeast quadrants coming from Palm Beach County. It was named for John W. Martin, Governor of Florida from 1925 to 1929.

Geography: Land and Water

As reported by the Census Bureau, the county has a total area of 753 square miles (1,950 km2), of which, 556 square miles (1,439 km2) of it is land and 197 square miles (511 km2) of it is water, much of it in the Atlantic Ocean and Lake Okeechobee. The total area is 26.19% water.

Martin county is located in southeast Florida. Surrounding  communities of Port Salerno, Stuart, Palm City, Jensen Beach, Indiantown, Jupiter Island, Hobe Sound and Hutchinson Island, Martin County serves up beautiful beaches and more than 75 parks. The county has the most bio-diverse lagoon ecosystem in the Northern hemisphere, the St. Lucie Inlet.

Neighboring Counties

Bordering counties are as follows:

  • North: St. Lucie County
    East: North Atlantic Ocean
    South: Palm Beach County
    Northwest: Okeechobee County


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