With a population of 517,496 Mesa, Arizona is the 36th largest city in the United States and second largest in the Phoenix-Mesa metro area and is larger than Miami, Minneapolis, Atlanta and St. Louis.

Go big in Mesa, Arizona's third-largest city, where fan-favorite sports, art attractions, and outdoor adventure attract visitors on a large scale.

Discover events, performances, and exhibits at Mesa Arts Center – Arizona’s hub for creativity and culture.

Get news from the Mesa, Arizona area from ABC15 Arizona in Phoenix.

Mesa is a city located in Maricopa County, Arizona. Mesa has a 2026 population of 522,751. Mesa is currently growing at a rate of 0.54% annually and its population has increased by 3.32% since the most recent census, which recorded a population of 505,950 in 2020.

The goal of MESA is to enhance connections between health services systems and improve access to health information for Medicaid providers and the members they serve.

Unlike a plateau, which is a broader, elevated region that may not have horizontal bedrock (e.g., Tibetan Plateau), a mesa is defined by flat-lying strata and steep-sided isolation.

Mesa 26.1.0 is released. This is a new development release. See the release notes for more information about this release.

Discover the top things to see in Mesa, AZ, enjoying attractions, landmarks and more! Look through our activities guide and find out what to do in Mesa.