Delray Beach, FL has a population of 65,044 and is the 575th largest city in the United States. The population density is 4,095 per sq mi which is 1295% higher than the Florida average and 4420% higher than the national average. The median age in Delray Beach is 47 which is approximately 12% higher than the Florida average of 42. In Delray Beach, 48% of the population over 15 years of age are married, 70% speak English and 8% speak Spanish. 27% of Delray Beach residents were born in Florida, 47% were born out of state, 2% were born outside of the United States and 25% were foreign born.