Martin County, Florida

Martin County
Martin County Courthouse
Martin County Courthouse
Official seal of Martin County
Map of Florida highlighting Martin County
Location within the U.S. state of Florida
Map of the United States highlighting Florida
Florida's location within the U.S.
Coordinates: 27°05′N 80°24′W / 27.08°N 80.4°W / 27.08; -80.4
Country United States
State Florida
FoundedMay 30, 1925
Named forJohn W. Martin
SeatStuart
Largest communityPalm City
Area
 • Total
753 sq mi (1,950 km2)
 • Land543 sq mi (1,410 km2)
 • Water209 sq mi (540 km2)  27.8%
Population
 (2020)
 • Total
158,431[1]
 • Estimate 
(2023)
163,315 Increase
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district21st
Websitewww.martin.fl.us
Roosevelt Bridge and Stuart City

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.[2] Its county seat is Stuart.[3] Martin County is in the Port St. Lucie, FL Metropolitan Statistical Area.

  1. ^ "Martin County, Florida". US Census. Retrieved April 29, 2022.
  2. ^ "QuickFacts Martin County, Florida". U.S. Census Bureau QuickFacts: Martin County, FL. April 29, 2022. Retrieved April 29, 2022.
  3. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.