Medford is a township in Burlington County, New Jersey, United States. As of the 2010 United States Census, the township's population was 23,033, reflecting an increase of 780 from the 22,253 counted in the 2000 Census, which had in turn increased by 1,727 from the 20,526 counted in the 1990 Census.Medford was incorporated as a township by an act of the New Jersey Legislature on March 1, 1847, from portions of Evesham Township, based on the results of a referendum held that day. Portions of the township were taken to form Shamong Township, Lumberton Township and Medford Lakes.