Winchester
- County:
- Creek County
- County Seat:
- No
- Area (mi²):
- 5.454
- State:
- Oklahoma
Winchester is a town located in Creek County, Oklahoma. Winchester has a 2026 population of 554. Winchester is currently growing at a rate of 0.73% annually and its population has increased by 2.03% since the most recent census, which recorded a population of 543 in 2020.