Opa-locka, FL has a population of 16,245 and is the 2,628th largest city in the United States. The population density is 3,774 per sq mi which is 1185% higher than the Florida average and 4065% higher than the national average. The median age in Opa-locka is 31 which is approximately 25% lower than the Florida average of 42. In Opa-locka, 33% of the population over 15 years of age are married, 56% speak English and 41% speak Spanish. 55% of Opa-locka residents were born in Florida, 8% were born out of state, 1% were born outside of the United States and 35% were foreign born.