Newark, NJ has a population of 280,139 and is the 69th largest city in the United States. The population density is 11,603 per sq mi which is 1160210% higher than the New Jersey average and 12707% higher than the national average. The median age in Newark is 33 which is approximately 16% lower than the New Jersey average of 40. In Newark, 35% of the population over 15 years of age are married, 54% speak English and 32% speak Spanish. 52% of Newark residents were born in New Jersey, 14% were born out of state, 6% were born outside of the United States and 28% were foreign born.