It has been represented by Wayne Ong Chun Wei of Pakatan Harapan (PH) since 2023.

The state constituency was created in the 1994 redistribution and is mandated to return a single member to the Selangor State Legislative Assembly under the first past the post voting system.

Ethnic breakdown of Balakong's electorate as of 2023[1] According to the federal gazette issued on 30 March 2018, the Balakong constituency is divided into 18 polling districts.

[2] "Federal Government Gazette - Notice of Contested Election - By-election of the State Legislative Assembly of N.27 Balakong for the State of Selangor [P.U.

"Federal Government Gazette - Notice of Contested Election, State Legislative Assembly for the State of Selangor [P.U.