Fremont Township is one of twenty townships in Fayette County, Iowa, USA. As of the 2010 census, its population was 560.

According to the United States Census Bureau, Fremont Township covers an area of 37.03 square miles (95.92 square kilometers).

• Westgate

• Banks Township (north)
• Center Township (northeast)
• Harlan Township (east)
• Jefferson Township (southeast)
• Oran Township (south)
• Franklin Township, Bremer County (southwest)
• Dayton Township, Bremer County (west)
• Sumner No. 2 Township, Bremer County (northwest)

The township contains these three cemeteries: Calvary, Greenwood and Saint Peter.

• Downing County Park

• Sumner-Fredericksburg Community School District
• Wapsie Valley Community School District
• West Central Community School District

• Iowa's 1st congressional district
• State House District 18
• State Senate District 9

• United States Census Bureau 2008 TIGER/Line Shapefiles
• United States Board on Geographic Names (GNIS)
• United States National Atlas

• US-Counties.com
• City-Data.com