Preble is an unincorporated community in Preble Township, Adams County, in the U.S. state of Indiana. It is approximately 4 miles west of Decatur, Indiana.
A post office was established in Preble in 1883. The community was named after Preble Township.
Preble currently includes a post office, a volunteer fire department, a granary, and an outdoor arena.
The United States Census Bureau defined Preble as a census designated place in the 2022 American Community Survey.