
Arapaho
- County:
- Custer County
- County Seat:
- Yes
- Area (mi²):
- 0.699
- State:
- Oklahoma
Arapaho is a town located in Custer County, Oklahoma. Arapaho has a 2025 population of 654. It is also the county seat of Custer County. Arapaho is currently declining at a rate of -0.46% annually and its population has decreased by -2.1% since the most recent census, which recorded a population of 668 in 2020.
The average household income in Arapaho is $41,293 with a poverty rate of 33.51%. The median age in Arapaho is 39.6 years: 43.2 years for males, and 39.3 years for females.