Martin County Map, Florida, U.S.

Written and Fact-checked by | Last Updated: February 18, 2025, 04:05 ET

Map of Martin County - Martin County is a county located in the U.S. state of Florida. Martin County Map showing cities, highways, important places and water bodies. Get Where is Martin County located in the map, major cities in Martin county, population, areas, and places of interest.

Map of Martin County, Florida

Map of Martin County, Florida

About Martin County Map, Florida: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.

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  • About Martin County, Florida

    Martin County is located in the southeastern part of Florida, in the state of the United States. The county was established in 1925 and was named after John W. Martin, the 24th Governor of Florida. The county seat and largest city is Stuart. Martin County is part of Florida’s Treasure Coast and is known for its coastal communities, boating culture, and preserved natural areas.

    Population

    According to the United States Census Bureau, the population of Martin County is 158,431 as recorded in the 2020 Census, and the population density is approximately 284 people per square mile.

    Area and Geography

    According to the United States Census Bureau, Martin County covers a total area of approximately 753 square miles (about 1,950 square kilometers), including about 543 square miles (1,406 square kilometers) of land and 210 square miles (544 square kilometers) of water. The county features Atlantic Ocean coastline, the Indian River Lagoon, rivers, and inland wetlands.

    Bordering Counties

    Martin County shares boundaries with St. Lucie County to the north, Okeechobee County to the northwest, Palm Beach County to the south, and the Atlantic Ocean to the east.

    Major Cities and Communities

    Major cities and towns include Stuart, Jensen Beach, Hobe Sound, Indiantown, and Palm City.

    Attractions and Recreation

    Martin County offers beaches, boating, fishing, and wildlife observation along the Atlantic coast and Indian River Lagoon. The county features parks, nature preserves, and waterfront communities that support tourism and outdoor recreation. Indian River State College provides higher education access and workforce development opportunities in the region.

    Transportation

    Martin County is served by Interstate 95 and Florida’s Turnpike, providing north-south connectivity along Florida’s east coast. U.S. Highway 1 runs through coastal communities, supporting regional travel and commerce.

    Explore more counties in Florida Counties or view the complete USA States Map section for additional geographic information.

    Sources:

    Population and area data sourced from the United States Census Bureau (2020 Census). General county information referenced from the Official Martin County Government Website.

    Facts about Martin County, Florida

    CountryUnited States
    StateFlorida
    RegionTreasure Coast
    County SeatStuart
    Named AfterJohn W. Martin
    Established1925
    Organized1925
    Coordinates27.0836° N, 80.3984° W
    Total Area772 sq mi
    Land Area555 sq mi
    Water Area217 sq mi
    Population (2020)158,431
    Population RankMid-sized coastal county on Florida’s east coast
    Major CityStuart
    Main IndustriesTourism, Marine Industries, Healthcare, Agriculture
    Major AirportWitham Field (Stuart)
    Time ZoneEastern Time (UTC−05:00)
    Known ForSt. Lucie River, boating and fishing, Hutchinson Island beaches
    Websitehttps://www.martin.fl.us

    Ctities in Martin county

    City NameTypePopulation (2020)Pop. DensityAreaIncorporated
    IndiantownVillage6,560 14.18 sq mi (36.7 km2)2017
    Jupiter IslandTown804 3.6 sq mi (9.3 km2)1953
    Ocean BreezeTown301 0.2 sq mi (0.5 km2)1960
    Sewall's PointTown1,991 4.1 sq mi (10.7 km2)1957
    StuartCity17,425 8.5 sq mi (22.0 km2)1914

    Top Attractions in Martin County, Florida

    • Jonathan Dickinson State Park – Hiking, kayaking, and dunes.
    • Stuart Downtown Historic District – Shops, dining, and waterfront.
    • Blowing Rocks Preserve – Dramatic limestone shoreline.
    • Bathtub Reef Beach – Snorkeling and calm waters.
    • Elliott Museum – Art, history, and classic cars.
    • Florida Oceanographic Coastal Center – Marine life exhibits.
    • Hobe Sound National Wildlife Refuge – Sea turtle nesting beach.
    • Indian River Lagoon – Kayaking and wildlife viewing.
    • St. Lucie Inlet Preserve State Park – Beaches and trails.
    • Scenic Coastal Drives – Lagoon and ocean views.

    Highways in Martin

    U.S. Highway 441, State Road A1A, State Road 76, County Road 707, State Road 710, State Road 714, State Road 732.

    Nearest Airports

    Nearest airport of Martin is Indiantown Airport.