Gem County
County
Gem County Courthouse
Location within the U.S. state of Idaho
Idaho's location within the U.S.
Coordinates: 44°04′N 116°25′W / 44.06°N 116.41°W / 44.06; -116.41
Country	United States
State	Idaho
Founded	March 15, 1915
Named for	the state nickname, "Gem State".
Seat	Emmett
Largest city	Emmett
Area
• Total	566 sq mi (1,470 km2)
• Land	561 sq mi (1,450 km2)
• Water	4.8 sq mi (12 km2)  0.8%
Population  (2020)
• Total	19,123
• Density	34/sq mi (13/km2)
Time zone	UTC−7 (Mountain)
• Summer (DST)	UTC−6 (MDT)
Congressional district	1st
Website	www.co.gem.id.us

Gem County is a county in the U.S. state of Idaho. As of the 2020 census, 19,123 people lived there.^[1] The county seat and largest city is Emmett.^[2]

• Emmett

• Letha
• Ola
• Sweet

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