Jacksonville Township is one of twelve townships in Chickasaw County, Iowa, USA.

Jacksonville Township was organized in 1858.

[1] Jacksonville Township covers an area of 53.94 square miles (139.7 km2) and contains no incorporated settlements.

According to the USGS, it contains six cemeteries: Immanuel Lutheran, Jacksonville, Jerico Lutheran, Saint Patricks Catholic, Sargeant Farm and Yankee.

This article about the geography of Chickasaw County, Iowa is a stub.