Highland Township is a township in Clayton County, Iowa, United States.

As of the 2019 census, its population was 249.

Highland Township covers an area of 36.16 square miles (93.7 km2) and contains only the unincorporated settlement of Highland.

According to the USGS, it contains two cemeteries: Duff and Highland Lutheran.

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