Maricopa
- County:
- Pinal County
- County Seat:
- No
- Area (mi²):
- 42.491
- State:
- Arizona
Maricopa is a city located in Pinal County, Arizona. Maricopa has a 2026 population of 76,654. Maricopa is currently growing at a rate of 7.42% annually and its population has increased by 30.24% since the most recent census, which recorded a population of 58,856 in 2020.