Dixon Township is one of twenty-two townships in Lee County, Illinois, USA. As of the 2010 census, its population was 17,993 and it contained 7,283 housing units.
Dixon Township was established on November 6, 1849. Two additional townships were created from it; Nelson Township was created on February 28, 1860, and South Dixon Township was created on February 12, 1867.
According to the 2010 census, the township has a total area of , of which (or 95.88%) is land and (or 4.12%) is water.
The township contains these five cemeteries: Burket, Chapel Hill, Dixon State School, Mount Union and Oakwood.