
Oroville
- County:
- Butte County
- County Seat:
- Yes
- Area (mi²):
- 13.898
- State:
- California
Oroville is a city located in Butte County, California. Oroville has a 2025 population of 19,085. It is also the county seat of .Oroville is currently declining at a rate of -0.94% annually and its population has decreased by -4.55% since the most recent census, which recorded a population of 19,995 in 2020.
The average household income in Oroville is $69,006 with a poverty rate of 21.83%. The median age in Oroville is 35.5 years: 35.2 years for males, and 35.8 years for females.