 Park Ridge is located in the 5th Congressional District and is part of New Jersey's 39th state legislative district.As of March 23, 2011, there were a total of 5,800 registered voters in Park Ridge, of whom 1,462 (25.2% vs. 31.7% countywide) were registered as Democrats, 1,503 (25.9% vs. 21.1%) were registered as Republicans and 2,832 (48.8% vs. 47.1%) were registered as Unaffiliated.There were 3 voters registered to other parties.