
Surprise
- County:
- Maricopa County
- County Seat:
- No
- Area (mi²):
- 110.505
- State:
- Arizona
Surprise is a city located in Maricopa County, Arizona. Surprise has a 2025 population of 167,537. Surprise is currently growing at a rate of 2.84% annually and its population has increased by 16.02% since the most recent census, which recorded a population of 144,407 in 2020.
The average household income in Surprise is $107,511 with a poverty rate of 7.79%. The median age in Surprise is 41.6 years: 40.6 years for males, and 42.4 years for females.