Warm River, Idaho

Warm River, Idaho
Location of Warm River in Fremont County, Idaho.
Coordinates: 44°07′20″N 111°19′06″W / 44.12222°N 111.31833°W / 44.12222; -111.31833
CountryUnited States
StateIdaho
CountyFremont
Area
  Total
0.68 sq mi (1.76 km2)
  Land0.67 sq mi (1.72 km2)
  Water0.01 sq mi (0.03 km2)
Elevation
5,528 ft (1,685 m)
Population
 (2010)
  Total
3
  Estimate 
(2019)
3
  Density4.51/sq mi (1.74/km2)
Time zoneUTC-7 (Mountain (MST))
  Summer (DST)UTC-6 (MDT)
ZIP code
83420
Area code208
FIPS code16-85420
GNIS feature ID2412181

Warm River is a city in Fremont County, Idaho, United States. The population was 3 at the 2010 census, making it the least populous city in Idaho. It is part of the Rexburg, Idaho Micropolitan Statistical Area.