Austin
- County:
- Lonoke County
- County Seat:
- No
- Area (mi²):
- 3.096
- State:
- Arkansas
Austin is a city located in Lonoke County, Arkansas. Austin has a 2026 population of 4,027. Austin is currently growing at a rate of 0.22% annually and its population has increased by 13.34% since the most recent census, which recorded a population of 3,553 in 2020.