How many people live in the Flagstaff, AZ area?
Updated Mar. 4, 2026Refreshed annually
In 2024 there were 145,200 people in the Flagstaff, AZ area. That makes the Flagstaff, AZ metropolitan statistical area the 299th-most populous metro area in the US. It is home to 0.04% of the nation's population.
145K
population of Flagstaff, AZ area (2024)
0.04%
Flagstaff, AZ area share of US population (2024)
Between 2010 and 2024, the population of the Flagstaff, AZ area increased from 134,700 to 145,200—a 7.8% increase. During that same period, the US population grew 9.9%.
About 145,200 people lived in the Flagstaff, AZ area in 2024.
Population estimates of the Flagstaff, AZ Metro Area, 2010–2024
What are the age demographics of the Flagstaff, AZ area?
About 15.4% of the Flagstaff, AZ area's population in 2024 was aged 65 years or older, lower than the 18% share in the nation overall. Children (under 18) account for 18.7% of the Flagstaff, AZ area population, below the 21.6% population share of children nationwide.
A lower share of the Flagstaff, AZ area population is 65 and older than the US overall.
Population share by age group in Flagstaff, AZ Metro Area and the US overall (2024)
What is the racial and ethnic makeup of the Flagstaff, AZ area?
Non-Hispanic American Indian and Alaska Native residents make up 25% of the Flagstaff, AZ area population, higher than the national share of 0.72%.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
A higher share of the Flagstaff, AZ area population is non-Hispanic American Indian and Alaska Native than the US overall.
Population share by race and ethnicity in Flagstaff, AZ Metro Area and the US overall (2024)
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
