According to the 2010 census, the township has a total area of , of which (or 99.86%) is land and (or 0.14%) is water.
Cities and towns •
Darmstadt (west edge)
Unincorporated towns •
Armstrong • Crossroads • Martin
Adjacent townships •
Vanderburgh County •
German Township (south) •
Scott Township (east) •
Gibson County •
Johnson Township (northeast) •
Posey County •
Robinson Township (southwest) •
Smith Township (northwest)
Airports and landing strips • Hepler Airport ==School districts==