About Phoenix

Phoenix ( FEE-niks; Navajo: Hoozdo; O'odham: S-ki:kigk; Spanish: Fénix or Fínix; Walapai: Banyà:nyuwá) is the capital and most populous city of the U.S. state of Arizona, with 1,608,139 residents as of 2020. It is the fifth-most populous city in the United States, the most populous state capital in the country, and the only U.S. state capital with a population of more than one million residents. Phoenix is the anchor of the Phoenix metropolitan area, also known as the Valley of the Sun, which in turn is part of the Salt River Valley. The metropolitan area is the 10th-largest by population in the United States, with approximately 4.85 million people as of 2020, making it the largest in the Southwestern United States. Phoenix, the seat of Maricopa County, has the largest area of all cities in Arizona, with an area of 517.9 square miles (1,341 km2), and is also the 11th largest city by area in the United States.