Kalabakan is a federal constituency in Tawau Division (Kalabakan District and Tawau District), Sabah, Malaysia, that has been represented in the Dewan Rakyat since 2004.
The federal constituency was created in the 2003 redistribution and is mandated to return a single member to the Dewan Rakyat under the first past the post voting system.
https://ge15.orientaldaily.com.my/seats/sabah/p As of 2020, Kalabakan has a population of 188,656 people.
According to the gazette issued on 321 November 2025, the Kalabakan constituency has a total of 19 polling districts.