Jefferson Township is one of eighteen townships in Allamakee County, Iowa, USA.

[3] Jefferson Township was organized in 1852.

[4] Jefferson Township covers an area of 35.75 square miles (92.6 km2) and contains no incorporated settlements.

According to the USGS, it contains six cemeteries: Dundee Plot, Ebenezer, Evergreen, Independent Order of Odd Fellows, Nelson Plot and Rossville.

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