Elrod is an unincorporated community in Washington Township, Ripley County, in the U.S. state of Indiana.
A post office was established at Elrod in 1849, and remained in operation until 1903. George W. Elrod, an early postmaster, gave the community his name.
The United States Census Bureau first delineated Elrod as a census designated place in the 2022 American Community Survey.