Dennis Township is located in the 2nd Congressional District[REF] and is part of New Jersey's 1st state legislative district [REF].
As of March 23, 2011, there were a total of 4,499 registered voters in Dennis Township, of which 1,091 (24.2%) were registered as Democrats, 1,527 (33.9%) were registered as Republicans and 1,877 (41.7%) were registered as Unaffiliated.