Eden Township is one of twenty townships in Fayette County, Iowa. As of the 2010 census, its population was 623.

According to the United States Census Bureau, Eden Township covers an area of 36.44 square miles (94.37 square kilometers).

• Waucoma

• Alpha at 42°59′48″N 92°02′52″W / 42.996643°N 92.047672°W / 42.996643; -92.047672

(This list is based on USGS data and may include former settlements.)

• Jackson Township, Winneshiek County (north)
• Washington Township, Winneshiek County (northeast)
• Auburn Township (east)
• Windsor Township (southeast)
• Bethel Township (south)
• Stapleton Township, Chickasaw County (west)
• Utica Township, Chickasaw County (northwest)

The township contains these five cemeteries: Alpha, Oak Lawn, Saint Marys, Saint Rose and Waucoma.

• Iowa Highway 193

• North Fayette Valley Community School District
• Turkey Valley 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