Nampa, Idaho

Nampa
The former Nampa Department Store in Downtown Nampa
Nickname: 
The Heart of the Treasure Valley
Motto(s): 
A safe and healthy community where people prosper
Location of Nampa in Canyon County, Idaho
Coordinates: 43°36′05″N 116°31′40″W / 43.60139°N 116.52778°W / 43.60139; -116.52778
CountryUnited States
StateIdaho
CountyCanyon
FoundedSeptember 8, 1886
IncorporatedApril 17, 1891
Area
 • City
34.77 sq mi (90.06 km2)
 • Land33.48 sq mi (86.72 km2)
 • Water0.15 sq mi (0.39 km2)
Elevation
2,474 ft (754 m)
Population
 (2020)
 • City
100,200
 • Estimate 
(2022)
110,951
 • RankUS: 279th
ID: 3rd
 • Density2,993/sq mi (1,155.5/km2)
 • Urban
177,561 (US: 203rd)
 • Metro
811,336 (US: 75th)
 • Combined
899,574 (US: 67th)
DemonymNampon
Time zoneUTC–7 (Mountain (MST))
 • Summer (DST)UTC–6 (MDT)
ZIP Codes
83651, 83653, 83686, 83687
Area codes208 and 986
FIPS code16-56260
GNIS feature ID2411208
Websitewww.cityofnampa.us

Nampa (/ˈnæmpə/ ) is the most populous city in Canyon County, Idaho, United States. The population was 100,200 at the 2020 census. It is Idaho's third-most populous city. Nampa is about 20 miles (32 km) west of Boise along Interstate 84, and 6 miles (9.7 km) west of Meridian. It is the second principal city of the Boise metropolitan area. The name "Nampa" may have come from a Shoshoni word meaning 'moccasin' or 'footprint'. According to toponymist William O. Bright, the name comes from the Shoshoni word /nampai/, meaning "foot". The city has a prominent student population, home to the College of Western Idaho and Northwest Nazarene University.