Wabash is a city in Noble Township, Wabash County, in the U.S. state of Indiana. The population was 10,666 at the 2010 census. The city is situated along the Wabash River in the county seat of Wabash County.

Noble Township is one of seven townships in Wabash County, Indiana, United States. As of the 2020 census, its population was 13,922 and it contained 6,511 housing units.