Jackson Township is one of twenty townships in Benton County, Iowa, United States.

[1] Jackson Township was founded in 1848.

[2] According to the United States Census Bureau, Jackson Township covers an area of 36.04 square miles (93.35 square kilometers); of this, 36 square miles (93.24 square kilometers, 99.88 percent) is land and 0.04 square miles (0.11 square kilometers, 0.12 percent) is water.

(These towns are listed as "historical" by the USGS.)

The township contains these three cemeteries: Carlisle Grove, Garrison and Pratt Creek.