Canyon County, Idaho

county in Idaho, United States

Canyon County is a county in the U.S. state of Idaho. As of the 2020 census, 231,105 people lived there,[1] making it the second-most populous county in Idaho. The county seat is Caldwell,[2] and largest city is Nampa.

Canyon County
Boise River and Canal Bridge in Caldwell
Map of Idaho highlighting Canyon County
Location within the U.S. state of Idaho
Map of the United States highlighting Idaho
Idaho's location within the U.S.
Coordinates: 43°38′N 116°43′W / 43.63°N 116.71°W / 43.63; -116.71
Country United States
State Idaho
FoundedMarch 7, 1891
SeatCaldwell
Largest cityNampa
Area
 • Total604 sq mi (1,560 km2)
 • Land587 sq mi (1,520 km2)
 • Water16 sq mi (40 km2)  2.7%
Population
 (2020)
 • Total231,105
 • Density394/sq mi (152/km2)
Time zoneUTC−7 (Mountain)
 • Summer (DST)UTC−6 (MDT)
Congressional district1st
Websitewww.canyoncounty.org

Communities change

Cities change

Unincorporated communities change

References change

  1. "QuickFacts: Canyon County, Idaho". United States Census Bureau. Retrieved September 25, 2023.
  2. "Find a County". National Association of Counties. Archived from the original on 2011-05-31. Retrieved 2011-06-07.