Karrakup is a locality southeast of Perth, Western Australia, within the Shire of Serpentine-Jarrahdale. The name derives from the Noongar name for the red-tailed black cockatoo and was adopted as a suburb name in 1997. Karrakup extends east from the town of Byford, along the ridge hill shelf and up over the Darling Scarp. It is bounded by Albany Highway to the east (bounding Jarrahglen), South Western Highway to the west and Jarrahdale Road to the south. Karrakup is nearby the pioneering regions of Cardup and Whitby.