Coconino County Flag

Coconino County

State:
Arizona
County Seat:
Flagstaff

Coconino County's 2026 population is estimated at 145,615, reflecting a 0.16% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Coconino County is the 7th largest county in Arizona. The 2010 population was 134,624 and has grown 8.16% since 2010.

145,615
Total Population
7.8
Population Density (mi²)
7
Population Rank (State)
227 0.16%
Annual Population Growth

Coconino County Population

Demographics

Economics and Income Statistics