Harrison Township may refer to:

Arkansas

• Harrison Township, Hot Spring County, Arkansas, in Hot Spring County, Arkansas
• Harrison Township, Union County, Arkansas, in Union County, Arkansas
• Harrison Township, White County, Arkansas, in White County, Arkansas

Illinois

• Harrison Township, Winnebago County, Illinois

Indiana

• Harrison Township, Bartholomew County, Indiana
• Harrison Township, Blackford County, Indiana
• Harrison Township, Boone County, Indiana
• Harrison Township, Cass County, Indiana
• Harrison Township, Clay County, Indiana
• Harrison Township, Daviess County, Indiana
• Harrison Township, Dearborn County, Indiana
• Harrison Township, Delaware County, Indiana
• Harrison Township, Elkhart County, Indiana
• Harrison Township, Fayette County, Indiana
• Harrison Township, Harrison County, Indiana
• Harrison Township, Henry County, Indiana
• Harrison Township, Howard County, Indiana
• Harrison Township, Knox County, Indiana
• Harrison Township, Kosciusko County, Indiana
• Harrison Township, Miami County, Indiana
• Harrison Township, Morgan County, Indiana
• Harrison Township, Owen County, Indiana
• Harrison Township, Pulaski County, Indiana
• Harrison Township, Spencer County, Indiana
• Harrison Township, Union County, Indiana
• Harrison Township, Vigo County, Indiana
• Harrison Township, Wayne County, Indiana
• Harrison Township, Wells County, Indiana

Iowa

• Harrison Township, Adair County, Iowa
• Harrison Township, Benton County, Iowa
• Harrison Township, Boone County, Iowa
• Harrison Township, Harrison County, Iowa
• Harrison Township, Kossuth County, Iowa
• Harrison Township, Lee County, Iowa
• Harrison Township, Mahaska County, Iowa
• Harrison Township, Osceola County, Iowa

Kansas

• Harrison Township, Chautauqua County, Kansas
• Harrison Township, Franklin County, Kansas
• Harrison Township, Greeley County, Kansas
• Harrison Township, Jewell County, Kansas
• Harrison Township, Nemaha County, Kansas, in Nemaha County, Kansas
• Harrison Township, Rice County, Kansas, in Rice County, Kansas
• Harrison Township, Wallace County, Kansas, in Wallace County, Kansas

Michigan

• Harrison Township, Michigan

Minnesota

• Harrison Township, Minnesota

Missouri

• Harrison Township, Daviess County, Missouri
• Harrison Township, Grundy County, Missouri
• Harrison Township, Mercer County, Missouri
• Harrison Township, Moniteau County, Missouri
• Harrison Township, Scotland County, Missouri
• Harrison Township, Vernon County, Missouri

Nebraska

• Harrison Township, Buffalo County, Nebraska
• Harrison Township, Hall County, Nebraska
• Harrison Township, Knox County, Nebraska

New Jersey

• Harrison Township, Gloucester County, New Jersey

North Dakota

• Harrison Township, Ward County, North Dakota, in Ward County, North Dakota

Ohio

• Harrison Township, Carroll County, Ohio
• Harrison Township, Champaign County, Ohio
• Harrison Township, Darke County, Ohio
• Harrison Township, Gallia County, Ohio
• Harrison Township, Hamilton County, Ohio
• Harrison Township, Henry County, Ohio
• Harrison Township, Knox County, Ohio
• Harrison Township, Licking County, Ohio
• Harrison Township, Logan County, Ohio
• Harrison Township, Montgomery County, Ohio
• Harrison Township, Muskingum County, Ohio
• Harrison Township, Paulding County, Ohio
• Harrison Township, Perry County, Ohio
• Harrison Township, Pickaway County, Ohio
• Harrison Township, Preble County, Ohio
• Harrison Township, Ross County, Ohio
• Harrison Township, Scioto County, Ohio
• Harrison Township, Van Wert County, Ohio
• Harrison Township, Vinton County, Ohio

Pennsylvania

• Harrison Township, Allegheny County, Pennsylvania
• Harrison Township, Bedford County, Pennsylvania
• Harrison Township, Potter County, Pennsylvania

South Dakota

• Harrison Township, Spink County, South Dakota, in Spink County, South Dakota