Fremont Township is one of fourteen townships in Bremer County, Iowa, USA.

At the 2010 census, its population was 1,709.

[3] Fremont Township covers an area of 36.82 square miles (95.4 km2) and contains one incorporated settlement, Tripoli.

According to the USGS, it contains three cemeteries: Fremont, Grace and Saint Johns Lutheran.

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