Cangkou () is a neighbourhood in the Licang District of Qingdao, Shandong, China. It was an administrative district of Qingdao from 1951 to 1994.
In 1938 the site of Guchengding () was dug over during a fight.
It is the location of the Qingdao Cangkou Air Base and the nearby Qingdaobei Railway Station.