
Wauhillau
- County:
- Adair County
- County Seat:
- No
- Area (mi²):
- 9.771
- State:
- Oklahoma
Wauhillau is a CDP located in Adair County, Oklahoma. Wauhillau has a 2025 population of 426. Wauhillau is currently growing at a rate of 1.19% annually and its population has increased by 1.43% since the most recent census, which recorded a population of 420 in 2020.
The average household income in Wauhillau is $45,545 with a poverty rate of 14.1%. The median age in Wauhillau is 30.4 years: 30.8 years for males, and 30.2 years for females.