Adair
- County:
- Mayes County
- County Seat:
- No
- Area (mi²):
- 4.915
- State:
- Oklahoma
Adair is a town located in Mayes County, Oklahoma. Adair has a 2026 population of 743. Adair is currently growing at a rate of 0.13% annually and its population has increased by 1.64% since the most recent census, which recorded a population of 731 in 2020.