Yoder is an unincorporated community in Pleasant Township, Allen County, Indiana. It was formerly known as Sheldon.The Yoder post office was established in 1934. Yoder, once called Sheldon, was renamed by the railroad.Yoder is located at 40°55′52″N 85°10′36″W / 40.93111°N 85.17667°W / 40.93111; -85.17667.