
Bartlesville
- County:
- Washington County
- County Seat:
- Yes
- Area (mi²):
- 22.551
- State:
- Oklahoma
Bartlesville is a city located in Washington County, Oklahoma. Bartlesville has a 2025 population of 38,601. It is also the county seat of Washington County. Bartlesville is currently growing at a rate of 0.64% annually and its population has increased by 3.26% since the most recent census, which recorded a population of 37,383 in 2020.
The average household income in Bartlesville is $85,484 with a poverty rate of 15.45%. The median age in Bartlesville is 36.9 years: 35 years for males, and 39.5 years for females.