
Mountainaire
- County:
- Coconino County
- County Seat:
- No
- Area (mi²):
- 10.205
- State:
- Arizona
Mountainaire is a CDP located in Coconino County, Arizona. Mountainaire has a 2025 population of 902. Mountainaire is currently declining at a rate of -1.53% annually but its population has increased by 13.89% since the most recent census, which recorded a population of 792 in 2020.
The average household income in Mountainaire is $92,718 with a poverty rate of 5.64%. The median age in Mountainaire is 52.2 years: 52.3 years for males, and 51.8 years for females.