Williston Highlands, FL has a population of 2,181 and is the 10,522nd largest city in the United States. The population density is 193 per sq mi which is 53% lower than the Florida average and 113% higher than the national average. The median age in Williston Highlands is 49 which is approximately 18% higher than the Florida average of 42. In Williston Highlands, 68% of the population over 15 years of age are married, 100% speak English and 0% speak Spanish. 32% of Williston Highlands residents were born in Florida, 62% were born out of state, 5% were born outside of the United States and 2% were foreign born.