Caldwell
- County:
- St. Francis County
- County Seat:
- No
- Area (mi²):
- 3.186
- State:
- Arkansas
Caldwell is a town located in St. Francis County, Arkansas. Caldwell has a 2026 population of 421. Caldwell is currently declining at a rate of -1.41% annually and its population has decreased by -5.39% since the most recent census, which recorded a population of 445 in 2020.