Fountain Hills
- County:
- Maricopa County
- County Seat:
- No
- Area (mi²):
- 20.283
- State:
- Arizona
Fountain Hills is a town located in Maricopa County, Arizona. Fountain Hills has a 2026 population of 23,696. Fountain Hills is currently declining at a rate of -0.08% annually and its population has decreased by -0.74% since the most recent census, which recorded a population of 23,873 in 2020.