Madison Township is one of sixteen townships in Hancock County, Iowa, USA. At the 2000 census, its population was 775.

Madison Township was organized in 1858.

According to the United States Census Bureau, Madison Township covers an area of 35 square miles (90.65 square kilometers).

• Forest City (south one-third)

• Hawley at 43°12′46″N 93°40′47″W / 43.212735°N 93.679660°W / 43.212735; -93.679660
• Hayfield at 43°10′36″N 93°41′43″W / 43.176625°N 93.695216°W / 43.176625; -93.695216

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

• Forest Township, Winnebago County (north)
• Mount Valley Township, Winnebago County (northeast)
• Ellington Township (east)
• Concord Township (southeast)
• Garfield Township (south)
• Britt Township (southwest)
• Crystal Township (west)
• Linden Township, Winnebago County (northwest)

The township contains Madison Cemetery.

• U.S. Route 69

• Forest City Municipal Airport

• Forest City Community School District
• Garner-Hayfield-Ventura Community School District
• Woden-Crystal Lake Community School District [defunct, absolved by neighboring districts]

• Iowa's 4th congressional district
• State House District 11
• State Senate District 6

• 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