Lehigh Acres, FL has a population of 112,279 and is the 253rd largest city in the United States. The population density is 1,212 per sq mi which is 313% higher than the Florida average and 1238% higher than the national average. The median age in Lehigh Acres is 33 which is approximately 20% lower than the Florida average of 42. In Lehigh Acres, 49% of the population over 15 years of age are married, 60% speak English and 32% speak Spanish. 38% of Lehigh Acres residents were born in Florida, 33% were born out of state, 5% were born outside of the United States and 24% were foreign born.