Niles Township is one of twelve townships in Floyd County, Iowa, United States. As of the 2000 census, its population was 533.

According to the United States Census Bureau, Niles Township covers an area of 34.6 square miles (89.62 square kilometers).

• Colwell

• Doubleday at 43°05′11″N 92°38′01″W / 43.086362°N 92.633521°W / 43.086362; -92.633521
• Nilesville at 43°08′26″N 92°36′49″W / 43.140528°N 92.613519°W / 43.140528; -92.613519

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

• Deerfield Township, Chickasaw County (east)
• Chickasaw Township, Chickasaw County (southeast)
• Saint Charles Township (southwest)
• Floyd Township (west)
• Cedar Township (northwest)

The township contains Beckwith Cemetery.

• Colwell County Park

• Charles City Community School District

• Iowa's 4th congressional district
• State House District 14
• State Senate District 7

• 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