Cape Jervis is a town in the Australian state of South Australia located near the western tip of Fleurieu Peninsula on the southern end of the Main South Road approximately 88 kilometres (55 mi) south of the state capital of Adelaide.

South Road and its southern section as Main South Road outside of Adelaide is a major north–south conduit connecting Adelaide and the Fleurieu Peninsula, in South Australia. It is one of Adelaide's most important arterial and bypass roads. As South Road, it is designated part of route A2 within suburban Adelaide. As Main South Road, it is designated part of routes A13 and B23.