C13 is an untarred regional road in southern Namibia. It starts in Helmeringhausen, crosses the B4 road at Aus, leads past Rosh Pinah to the Orange River and then follows the river until Noordoewer where it joins the B1 road, 3.6 kilometres (2.2 mi) away from the Vioolsdrif border. The C13 is 431 kilometres (268 mi) long.

C13 road shield}}
C13 road
Major junctions
South end B1 near the South African border at Noordoewer
Major intersections C37 near Aussenkehr
MR 118 near Rosh Pinah
B4 at Aus
C27 near Helmeringhausen
North end C14 at Helmeringhausen
Location
CountryNamibia
Highway system
C12 C14
C13 road (Namibia)