Starke, FL has a population of 5,398 and is the 6,137th largest city in the United States. The population density is 748 per sq mi which is 155% higher than the Florida average and 726% higher than the national average. The median age in Starke is 46 which is approximately 11% higher than the Florida average of 42. In Starke, 54% of the population over 15 years of age are married, 95% speak English and 4% speak Spanish. 65% of Starke residents were born in Florida, 31% were born out of state, 3% were born outside of the United States and 1% were foreign born.