Allen Township is one of thirteen townships in Noble County, Indiana, United States. As of the 2020 census, its population was 7,029 (down from 7,134 at 2010) and it contained 3,000 housing units.

According to the 2010 census, the township has a total area of 35.85 square miles (92.9 km), of which 35.76 square miles (92.6 km) (or 99.75%) is land and 0.08 square miles (0.21 km) (or 0.22%) is water.

• Avilla
• Kendallville (south side)

• Lisbon at 41°24′40″N 85°15′35″W / 41.411161°N 85.259697°W / 41.411161; -85.259697

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

The township contains Saint Marys Cemetery. Information about decedents buried in this cemetery is available through the Indiana Genealogical Society, Fort Wayne, Indiana. The Lisbon Cemetery is accessed via a private drive off West Lisbon Road. Information about decedents buried in this cemetery is available through the Indiana Genealogical Society, Fort Wayne, Indiana.

• Indiana State Road 3
• Indiana State Road 8

• East Noble School Corporation

• Indiana's 3rd congressional district
• State House District 52
• State Senate District 13

• "Allen Township, Noble County, Indiana". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved October 17, 2009.
• United States Census Bureau 2008 TIGER/Line Shapefiles
• IndianaMap

• Indiana Township Association
• United Township Association of Indiana
• City-Data.com page for Allen Township