Tempe, Arizona

Tempe ( tem-PEE; Oidbaḍ in O’odham) is a city in Maricopa County, Arizona, United States, with the Census Bureau reporting a 2020 population of 180,587. The city is named after the Vale of Tempe in Greece. Tempe is located in the East Valley section of metropolitan Phoenix; it is bordered by Phoenix and Guadalupe on the west, Scottsdale and the Salt River Pima–Maricopa Indian Community on the north, Chandler on the south, and Mesa on the east. Tempe is also the location of the main campus of Arizona State University.

Maricopa County is in the south-central part of the U.S. state of Arizona. As of the 2020 census, the county’s population was 4,420,568, making it the state’s most populous county, and the fourth-most populous in the United States. It contains about 62% of Arizona’s population, making Arizona one of the most centralized states in the nation. The county seat is Phoenix, the state capital and fifth-most populous city in the United States.