Clinton Township is a township in Hunterdon County, New Jersey, United States. As of the 2010 United States Census, the township's population was 13,478, reflecting an increase of 521 (+4.0%) from the 12,957 counted in the 2000 Census, which had in turn increased by 2,141 (+19.8%) from the 10,816 counted in the 1990 Census.
Clinton Township was incorporated as a township by an act of the New Jersey Legislature on April 12, 1841, from portions of Lebanon Township, based on the results of a referendum held that same day. Portions of the township have been taken to form Clinton town (April 5, 1865, within the township; became independent in 1895), High Bridge township (March 29, 1871) and Lebanon borough (March 26, 1926). The township was named for Governor of New York DeWitt Clinton.