What is the population of Tucson?

Question & Answer about Tucson, Arizona Q & A's

Updated April 26, 2026

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Question:
What is the population of Tucson?

Tucson, Arizona, has a population of approximately 545,000 people as of the most recent estimates in 2023. It is the second-largest city in Arizona, following Phoenix.

Located in the southern part of the state, Tucson serves as the county seat of Pima County. The city is known for its desert climate, rich cultural heritage, and as a hub for education and technology, anchored by the University of Arizona. Tucson's population has been steadily growing due to its economic opportunities and desirable living conditions in the Sonoran Desert region.

Key Points:
- Population: Around 545,000 (2023 estimate)
- Second-largest city in Arizona
- Located in southern Arizona, Pima County seat
- Known for desert climate, culture, and education institutions

What is the population of Tucson?

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