Cinnaminson Townshipis atownshipinBurlington County,New Jersey, United States. Cinnaminson Township borders theDelaware River, and is an eastern suburb ofPhiladelphia. As of the2010 United States Census, the township's population was 15,569, reflecting an increase of 974 (+6.7%) from the 14,595 counted in the2000 Census, which had in turn increased by 12 (+0.1%) from the 14,583 counted in the1990 Census.
Cinnaminson was incorporated as a township by an act of theNew Jersey Legislatureon March 15, 1860, from portions of Chester Township (now known asMaple Shade Townshipand having no connection to theMorris Countycommunity that still bears that name). Portions of the township were taken to formDelran Township(February 12, 1880),Riverton(December 18, 1893) andPalmyra(April 19, 1894).