Yuma County Flag

Yuma County

State:
Arizona
County Seat:
Yuma

Yuma County's estimated 2026 population is 227,510 with a growth rate of 1.36% in the past year according to the most recent United States census data. Yuma County is the 6th largest county in Arizona. The 2010 population was 197,148 and has seen a growth of 15.4% since that time.

227,510
Total Population
41
Population Density (mi²)
6
Population Rank (State)
3.1K 1.36%
Annual Population Growth

Yuma County Population

Demographics

Economics and Income Statistics