
Collinsville
- County:
- Tulsa County
- County Seat:
- No
- Area (mi²):
- 8.268
- State:
- Oklahoma
Collinsville is a city located in Tulsa County, Oklahoma. Collinsville has a 2025 population of 10,143. Collinsville is currently growing at a rate of 4.36% annually and its population has increased by 26.39% since the most recent census, which recorded a population of 8,025 in 2020.
The average household income in Collinsville is $95,692 with a poverty rate of 10.87%. The median age in Collinsville is 35.6 years: 34.6 years for males, and 36.1 years for females.