
Washington
- County:
- McClain County
- County Seat:
- No
- Area (mi²):
- 1.449
- State:
- Oklahoma
Washington is a town located in McClain County, Oklahoma. Washington has a 2025 population of 748. Washington is currently growing at a rate of 2.05% annually and its population has increased by 11.14% since the most recent census, which recorded a population of 673 in 2020.
The average household income in Washington is $96,854 with a poverty rate of 10.38%. The median age in Washington is 35.1 years: 32 years for males, and 37.1 years for females.