Lemhi County, Idaho

Lemhi County
Lemhi County Courthouse in Salmon
Lemhi County Courthouse in Salmon
Official seal of Lemhi County
Map of Idaho highlighting Lemhi County
Location within the U.S. state of Idaho
Map of the United States highlighting Idaho
Idaho's location within the U.S.
Coordinates: 44°58′N 113°57′W / 44.96°N 113.95°W / 44.96; -113.95
Country United States
State Idaho
FoundedJanuary 9, 1869
Named forFort Lemhi
SeatSalmon
Largest citySalmon
Area
 • Total4,569 sq mi (11,830 km2)
 • Land4,563 sq mi (11,820 km2)
 • Water5.4 sq mi (14 km2)  0.1%
Population
 (2020)
 • Total7,974
 • Estimate 
(2023)
8,441 Increase
 • Density1.7/sq mi (0.67/km2)
Time zoneUTC−7 (Mountain)
 • Summer (DST)UTC−6 (MDT)
Congressional district2nd
Websitewww.lemhicountyidaho.org

Lemhi County is a county located in the U.S. state of Idaho. As of the 2020 census, the population was 7,974.[1] The largest city and county seat is Salmon.[2] The county was established in 1869 and named after Fort Lemhi (or Limhi), a remote Mormon missionary settlement from 1855 to 1858 in Bannock and Shoshone territory.[3]

  1. ^ Cite error: The named reference 2020 Census was invoked but never defined (see the help page).
  2. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
  3. ^ "Idaho for the Curious", by Cort Conley, ©1982, ISBN 0-9603566-3-0, p.214-216