Martin County, Indiana

Martin County
Martin County Courthouse
Location within the U.S. state of Indiana
Indiana's location within the U.S.
Coordinates: 38°43′N 86°48′W / 38.71°N 86.8°W / 38.71; -86.8
Country United States
State Indiana
FoundedJanuary 20, 1820
Named afterMajor John T. Martin
SeatShoals
Largest cityLoogootee
Area
  Total
340.41 sq mi (881.7 km2)
  Land335.74 sq mi (869.6 km2)
  Water4.67 sq mi (12.1 km2)  1.37%
Population
 (2020)
  Total
9,812
  Estimate 
(2023)
9,897
  Density29/sq mi (11/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
Congressional district8th
Websitemartincountyindiana.com
Indiana county number 51

Martin County is a county in the U.S. state of Indiana. As of the 2020 United States census, the population was 9,812. The county seat is Shoals at the center of the county, and the county's only incorporated city is Loogootee, on the county's western border.