Garden Township is one of seventeen townships in Boone County, Iowa, United States.

Garden Township was organized in 1871.

[3] Garden Township covers an area of 36.47 square miles (94.5 km2) and contains no incorporated settlements.

According to the USGS, it contains two cemeteries: Garden Prairie and Hillsdale.

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