North Palm Beach, FL has a population of 12,581 and is the 3,294th largest city in the United States. The population density is 3,871 per sq mi which is 1219% higher than the Florida average and 4173% higher than the national average. The median age in North Palm Beach is 52 which is approximately 25% higher than the Florida average of 42. In North Palm Beach, 62% of the population over 15 years of age are married, 88% speak English and 7% speak Spanish. 31% of North Palm Beach residents were born in Florida, 56% were born out of state, 2% were born outside of the United States and 11% were foreign born.