Santa Cruz County Flag

Santa Cruz County

State:
Arizona
County Seat:
Nogales

Santa Cruz County's 2026 population is estimated at 52,230, reflecting a 1.68% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Santa Cruz County is the 12th largest county in Arizona. The 2010 population was 47,402 and has grown 10.19% since 2010.

52,230
Total Population
42
Population Density (mi²)
12
Population Rank (State)
861 1.68%
Annual Population Growth

Santa Cruz County Population

Demographics

Economics and Income Statistics