The Floyds sympathized with the Confederacy during the American Civil War, and one son, Richard Ferdinand Floyd became a General in the Florida militia (defending Apalachicola and Amelia Island) and then received an infantry commission as colonel and led troops at the Second Battle of Bull Run. He missed the Battle of Sharpsburg and was permitted to resign because of health and returned home in late 1862. Various raiding parties of the 54th Massachusetts sent ashore from a blockading Union vessel anchored in St. Andrew Sound destroyed both Fairfield and Bellevue, including the outbuildings.