Olney Township is located in Richland County,

Illinois Illinois ( ) is a U.S. state, state in the Midwestern United States, Midwestern United States. Its largest metropolitan areas include the Chicago metropolitan area, and the Metro East section, of Greater St. Louis. Other smaller metropolita ...

. As of the 2010 census, its population was 10,334 and it contained 4,836 housing units.

Geography

According to the 2010 census, the township has a total area of , of which (or 98.04%) is land and (or 1.96%) is water.

Demographics

References

External links

City-data.com
Townships in Richland County, Illinois Townships in Illinois {{RichlandCountyIL-geo-stub