South Carolina Highway 702 (SC 702) is a 18.950-mile (30.497 km) primary state highway in the U.S. state of South Carolina.

It serves as main access to Lake Greenwood State Park.

[3] The current routing of SC 702 was created by 1952 and has remained unchanged since.

It was originally established in 1940 as a loop off SC 7 west of Greenwood.

In 1948, SC 702 was reduced back to its original routing as a loop highway.