
Sierra Vista
- County:
- Cochise County
- County Seat:
- No
- Area (mi²):
- 152.444
- State:
- Arizona
Sierra Vista is a city located in Cochise County, Arizona. Sierra Vista has a 2025 population of 43,792. Sierra Vista is currently declining at a rate of -0.72% annually and its population has decreased by -3.52% since the most recent census, which recorded a population of 45,389 in 2020.
The average household income in Sierra Vista is $88,378 with a poverty rate of 10.88%. The median age in Sierra Vista is 37.3 years: 34.9 years for males, and 40.8 years for females.