Blue Creek Township is one of twelve townships in Adams County, Indiana. As of the 2020 census, its population was 1,540. The majority of the Township, some two thirds, speak an Amish form of Bernese German, a Swiss German dialect, as their mother tongue.
According to the 2010 census, the township has a total area of , all land.
The township contains the following cemeteries: Blue Creek Amish, Sipe (no longer exists), Tricker (Blue Creek), and Willard (Mt. Hope).