
Armstrong
- County:
- Atoka County
- County Seat:
- No
- Area (mi²):
- 0.087
- State:
- Oklahoma
Armstrong is a town located in Atoka County, Oklahoma. Armstrong has a 2025 population of 118. Armstrong is currently growing at a rate of 0.85% annually and its population has increased by 4.42% since the most recent census, which recorded a population of 113 in 2020.
The average household income in Armstrong is $50,975 with a poverty rate of 13.28%. The median age in Armstrong is 31.6 years: 31.3 years for males, and 33.8 years for females.