As of the 2010 census, its population was 1,424 and it contained 566 housing units.

[2] The township contains the following cemeteries: Donaldson, Parkison (Bannister), Burnsville Christian, Carson (private), and a portion of Little Sandcreek Baptist.

Rock Creek Township has been cited by some in Indiana politics as being a barometer to the rest of the state's political disposition during elections.

This is in large part due to the even distribution of both Republicans and Democrats in the township.

In addition to Indiana, some stories have surfaced that tell of national news agencies checking on the township vote totals during the early and middle half of the 20th century for the same reasons.