Choa Chu Kang, alternatively spelt as Chua Chu Kang and often abbreviated as CCK, is a planning area and residential town located at the north-westernmost point of the West Region of Singapore. The town shares borders with Sungei Kadut to the north, Tengah to the southwest, Bukit Batok to the southeast, Bukit Panjang to the east and the Western Water Catchment to the west. Choa Chu Kang New Town is separated into two portions by the Kranji Expressway.