
Round Rock
- County:
- Apache County
- County Seat:
- No
- Area (mi²):
- 14.251
- State:
- Arizona
Round Rock is a CDP located in Apache County, Arizona. Round Rock has a 2025 population of 540. Round Rock is currently declining at a rate of -3.05% annually and its population has decreased by -29.78% since the most recent census, which recorded a population of 769 in 2020.
The average household income in Round Rock is $60,035 with a poverty rate of 39.04%. The median age in Round Rock is 25.9 years: 20.8 years for males, and 25.9 years for females.