Galesburg Township is one of twenty-one townships in Knox County, Illinois, USA.

As of the 2010 census, its population was 366 and it contained 181 housing units.

[2] According to the 2010 census, the township has a total area of 21.41 square miles (55.5 km2), of which 21.39 square miles (55.4 km2) (or 99.91%) is land and 0.01 square miles (0.026 km2) (or 0.05%) is water.

[2] The township contains these two cemeteries: Clay and Saint Josephs.