Ontario Township, Knox County, Illinois

Ontario Township
Location in Knox County
Knox County's location in Illinois
Coordinates: 41°06′28″N 90°16′09″W / 41.10778°N 90.26917°W / 41.10778; -90.26917
CountryUnited States
StateIllinois
CountyKnox
EstablishedNovember 2, 1852
Area
 • Total
36.19 sq mi (93.7 km2)
 • Land36.19 sq mi (93.7 km2)
 • Water0 sq mi (0 km2)  0%
Elevation
791 ft (241 m)
Population
 (2020)
 • Total
932
 • Density25.8/sq mi (9.94/km2)
Time zoneUTC-6 (CST)
 • Summer (DST)UTC-5 (CDT)
ZIP codes
61414, 61467
FIPS code17-095-56172

Ontario Township is one of twenty-one townships in Knox County, Illinois, United States. As of the 2020 census, its population was 932 and it contained 408 housing units.