Burleigh, NJ has a population of 392 and is the 20,982nd largest city in the United States. The population density is 258 per sq mi which is 25719% higher than the New Jersey average and 185% higher than the national average. The median age in Burleigh is 58 which is approximately 48% higher than the New Jersey average of 40. In Burleigh, 68% of the population over 15 years of age are married, 98% speak English and 2% speak Spanish. 49% of Burleigh residents were born in New Jersey, 49% were born out of state, 0% were born outside of the United States and 2% were foreign born.