Pine Castle is a census-designated place and an unincorporated area in Orange County, Florida, United States. Initially settled in 1870, the town's development has been shaped by that of Orlando, about 5 miles to the north. The town officially incorporated in 1925, but later reverted to unincorporated development. The population was 8,803 at the 2000 census. Pine Castle apartments for rent comparison page shows most up to date rent information on Pine Castle apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.