Green Sea Airport is a privately owned, public-use airport in Horry County, South Carolina, United States. It is located four nautical miles (7 km) northwest of the central business district of Green Sea, South Carolina.Facilities and aircraftGreen Sea Airport covers an area of 30acre at an elevation of 95 feet (29 m) above mean sea level. It has one runway designated 9/27 with a turf surface measuring 3,600 by 100 feet (1,097 x 30 m). For the 12-month period ending October 30, 2008, the airport had 250 general aviation aircraft operations, an average of 20 per month.