South Carolina Highway 55

South Carolina Highway 55 (SC 55) is a 20.990 mi primary state highway in the U.S. state of South Carolina. It connects the city of Clover to Blacksburg, Rock Hill, and Charlotte, North Carolina.

Route description
SC 55 is a rural two-lane highway, with a median in and around Clover; between Clover and Lake Wylie, it is also paralleled by a major transmission line. It traverses from SC 5 near Kings Creek, to SC 49/SC 274 near Lake Wylie. Travelers to and from Charlotte would connect through SC 557, just east of Clover.

History
The first SC 55 appeared in either 1925 or 1926 as a new primary routing from SC 21 near Greenwood, to SC 24 in Friendship. By 1930, it was renumbered as part of SC 24; today it is part of U.S. Route 178 (US 178).

The current SC 55 was established in 1931 as a new primary routing from Kings Creek to Lake Wylie. The highway was fully paved by 1942. In 2012, SC 55 was widened with a median through Clover.