[1] Hiawatha Township covers an area of 63.57 square miles (164.6 km2) and contains one incorporated settlement, Hiawatha (the county seat).

According to the USGS, it contains one cemetery, Mount Hope.

The stream of North Fork Wolf River runs through this township.

Hiawatha Township contains two airports or landing strips: Davis Airfield and Hiawatha Municipal Airport.

This article about a location in Brown County, Kansas is a stub.