Ontario Township, Knox County, Illinois

Ontario Township is one of twenty-one townships in Knox County, Illinois, USA. As of the 2010 census, its population was 943 and it contained 411 housing units.

Geography
According to the 2010 census, the township has a total area of 36.26 sqmi, all land.

Cities, towns, villages

 * Oneida

Unincorporated towns
(This list is based on USGS data and may include former settlements.)
 * Ontario at 41.07865°N, -90.30763°W

Cemeteries
The township contains these two cemeteries: Oneida and Ontario.

School districts

 * Rowva Community Unit School District 208
 * United Community School District 304

Political districts

 * Illinois's 18th congressional district
 * State House District 74
 * State Senate District 37