Rockvale Township, Ogle County, Illinois

Rockvale Township is located in Ogle County, Illinois. As of the 2010 census, its population was 1,770 and it contained 804 housing units.

History
Rockvale Township was originally named Brooklyn Township, but changed its name on November 12, 1850.

Geography
According to the 2010 census, the township has a total area of 35.64 sqmi, of which 34.76 sqmi (or 97.53%) is land and 0.88 sqmi (or 2.47%) is water.