Wildwood is a city in Cape May County in the U.S. state of New Jersey. The city, and all of Cape May County, is part of the Ocean City metro…Wildwood is a city in Cape May County in the U.S. state of New Jersey. The city, and all of Cape May County, is part of the Ocean City metropolitan statistical area, and is part of the Philadelphia-Wilmington-Camden, PA-NJ-DE-MD combined statistical area, also known as the Delaware Valley or Philadelphia metropolitan area. As of the 2020 United States census, the city's year-round population was 5,157, a decrease of 168 from the 2010 census count of 5,325, which in turn reflected a decline of 111 from the 5,436 counted in the 2000 census. A popular Jersey Shore resort destination, the population can swell to 250,000 during the summer. Wildwood was the first city in New Jersey to have a female mayor, Doris W. Bradway, who was ousted in a 1938 recall election.