Marietta is an unincorporated community in Hendricks Township, Shelby County, in the U.S. state of Indiana.

[1] Marietta was platted in 1839.

[3] A post office was established at Marietta in 1848, and remained in operation until it was discontinued in 1904.

[4] Marietta once contained a high school which was discontinued at an unknown date.

This Shelby County, Indiana location article is a stub.