Tega Cay is a planned city in York County, South Carolina, United States, located west of Fort Mill and north of Rock Hill. It is a suburb of Charlotte, North Carolina. The population was recorded at 7,621 as of the 2010 U.S. Census.
Tega Cay is located on a peninsula along Lake Wylie, twenty miles south of Charlotte. The name Tega Cay allegedly comes from an unknown Polynesian language and means "Beautiful Peninsula", however, this is unconfirmed.
Tega Cay is located at 35°2′14″N 81°1′29″W (35.037262, -81.024644). According to the United States Census Bureau, the city has a total area of 3.2 square miles (8.2 km2), of which 2.5 square miles (6.4 km2) is land and 0.7 square mile (1.7 km2) (21.27%) is water. The city has 13 mi (21 km) of shoreline. Tega Cay's ZIP code is 29708 and the area code is 803. The hilly terrain is densely forested, containing many species of hardwoods and pines, and wildlife. Recreational facilities located in Tega Cay include a public 27-hole, award winning golf course with a clubhouse and pavilion, a croquet court, and seven lighted tennis courts, two lighted pickleball courts, several miles of walking trails, and thirteen city owned parks of which three have baseball and/or soccer fields available for public use.