Wildwood, NJ has a population of 5,192 and is the 6,289th largest city in the United States. The population density is 3,373 per sq mi which is 337192% higher than the New Jersey average and 3623% higher than the national average. The median age in Wildwood is 46 which is approximately 16% higher than the New Jersey average of 40. In Wildwood, 55% of the population over 15 years of age are married, 73% speak English and 19% speak Spanish. 41% of Wildwood residents were born in New Jersey, 38% were born out of state, 10% were born outside of the United States and 10% were foreign born.