Royal Palm Beach, FL has a population of 36,829 and is the 1,139th largest city in the United States. The population density is 3,190 per sq mi which is 987% higher than the Florida average and 3421% higher than the national average. The median age in Royal Palm Beach is 38 which is approximately 8% lower than the Florida average of 42. In Royal Palm Beach, 56% of the population over 15 years of age are married, 76% speak English and 16% speak Spanish. 38% of Royal Palm Beach residents were born in Florida, 37% were born out of state, 3% were born outside of the United States and 23% were foreign born.