Yuma County Flag

Yuma County

State:
Arizona
County Seat:
Yuma

Yuma County's estimated 2026 population is 230,034 with a growth rate of 2.16% 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 16.68% since that time.

230,034
Total Population
42
Population Density (mi²)
6
Population Rank (State)
4.9K 2.16%
Annual Population Growth

Yuma County Population

Demographics

Economics and Income Statistics