Casa Grande, Arizona

Casa Grande, Arizona
O'odham: Wainom Wo:g
Historic Casa Grande Union High School which now serves as the Casa Grande City Hall.
Location of Casa Grande, Arizona
Casa Grande
Casa Grande
Coordinates: 32°54′25″N 111°45′49″W / 32.906895°N 111.763503°W / 32.906895; -111.763503
Country United States
State Arizona
CountyPinal
Founded1879
Incorporated1915
Government
 • TypeCouncil–manager
 • MayorLisa Fitzgibbons
 • Mayor Pro-TemMatt Herman
 • City CouncilRobert Huddleston
Anthony Edwards
Brent BeDillon
Sean Dugan
Rebecca Romo
 • City managerLarry Rains
Area
 • City
113.903 sq mi (295.008 km2)
 • Land113.903 sq mi (295.008 km2)
 • Water0 sq mi (0.000 km2)  0.0%
Elevation
1,381 ft (421 m)
Population
 (2020)
 • City
53,658
 • Estimate 
(2024)
68,927
 • Density605.0/sq mi (233.59/km2)
 • Urban
50,981
 • Metro
5,186,958
Time zoneUTC–7 (Mountain (MST) (no DST))
ZIP Codes
85122, 85130, 85193, 85194
Area code520
FIPS code04-10530
GNIS feature ID2409401
Websitecasagrandeaz.gov

Casa Grande (O'odham: Wainom Wo:g) is a city in Pinal County, approximately halfway between Phoenix and Tucson, in the U.S. state of Arizona. The population was 53,658 at the 2020 census, and was estimated to be 68,927 in 2024. It is named after the Casa Grande Ruins National Monument which is actually located in Coolidge. Casa Grande is Spanish for "big house". Among resident English speakers, there is no consensus on how to pronounce the city's name. As of 2025 the population of Casa Grande is 70,156.