# Kajang (state constituency)

Kajang is a state constituency in Selangor, Malaysia, that has been represented in the Selangor State Legislative Assembly since 1959. It has been represented by David Cheong Kian Young of Pakatan Harapan (PH) since 2023.
The state constituency was created in the 1958 redistribution and is mandated to return a single member to the Selangor State Legislative Assembly under the first past the post voting system.

## Demographics

* Chinese 43.44 (43.4%)
* Malay 39.02 (39.0%)
* Indian 14.35 (14.3%)
* Other ethnicities 3.2 (3.20%)

## History
### Polling districts

According to the federal gazette issued on 30 March 2018, the Kajang constituency is divided into 21 polling districts.
| State constituency | Polling districts | Code | Location |
| Kajang (N25) | Sungai Sekamat | 102/25/01 | SK Seri Sekamat |
| Kajang (N25) | Saujana Impian | 102/25/02 | SK Saujana Impian |
| Kajang (N25) | Taman Mesra | 102/25/03 | SMA Persekutuan Kajang |
| Kajang (N25) | Sungai Kantan | 102/25/04 | SK Sungai Kantan |
| Kajang (N25) | Taman Kajang Baharu | 102/25/05 | SMK Tinggi Kajang |
| Kajang (N25) | Kajang | 102/25/06 | SMK Convent |
| Kajang (N25) | Taman Delima | 102/25/07 | SMK Saujana Impian |
| Kajang (N25) | Bandar Kajang | 102/25/08 | SK Kajang |
| Kajang (N25) | Bandar Sungai Long | 102/25/09 | SMK Bandar Baru Sungai Long |
| Kajang (N25) | Bandar Mahkota | 102/25/10 | SMK Bandar Baru Sungai Long |
| Kajang (N25) | Taman Rakan | 102/25/11 | SK Taman Rakan |
| Kajang (N25) | Taman Asa Jaya | 102/25/12 | SA Rakyat An-Nur |
| Kajang (N25) | Kajang Perdana | 102/25/13 | KAFA Integrasi Al-Asmah |
| Kajang (N25) | Sungai Jeluk | 102/25/14 | SK Sri Jelok |
| Kajang (N25) | Taman Bukit Mewah | 102/25/15 | SMK Jalan Bukit Kajang |
| Kajang (N25) | Reko Utara | 102/25/16 | SK Jalan Bukit (Satu) |
| Kajang (N25) | Taman Jasmin | 102/25/17 | SK Taman Jasmin |
| Kajang (N25) | Reko Selatan | 102/25/18 | SJK (T) West Country (Timur) |
| Kajang (N25) | Taman Kajang Mewah | 102/25/19 | KAFA Integrasi Miftahuddin |
| Kajang (N25) | Bukit Kajang Baru | 102/25/20 | Dewan Orang Ramai Taman Bukit Mewah |
| Kajang (N25) | Kajang Prima | 102/25/21 | SMK Taman Jasmin 2 |

### Representation history

Members of the Legislative Assembly for Kajang :
| Assembly | Years | Member | Party |
| Constituency created ||||
| 1st | 1959-1964 | Mustafa Yunus | Alliance (UMNO) |
| 2nd | 1964-1969 | Mohamed Nazir Abdul Jalil | Alliance (UMNO) |
| | 1969-1971 | Assembly dissolved | Assembly dissolved |
| 3rd | 1971-1973 | Mohamed Nazir Abdul Jalil | Alliance (UMNO) |
| 3rd | 1973 | Mohamed Nazir Abdul Jalil | BN (UMNO) |
| 3rd | 1973-1974 | Mohamed Azmir Mohamed Nazir | BN (UMNO) |
| 4th | 1974-1978 | Lee Teck Su (李德恕) | IND |
| 5th | 1978-1982 | Liew Ah Kim (廖金华) | DAP |
| 6th | 1982-1986 | Lim Ann Koon (林安焜) | BN (MCA) |
| 7th | 1986-1990 | Chan Kok Kit (陈国杰) | DAP |
| 8th | 1990-1995 | Tan Seng Giaw (陈胜尧) | DAP |
| 9th | 1995-1999 | Choong Tow Chong | BN (MCA) |
| 10th | 1999-2004 | Shafie Abu Bakar | BA (PAS) |
| 11th | 2004-2008 | Low Lee Leng (刘丽玲) | BN (MCA) |
| 12th | 2008-2013 | Lee Kim Sin (李成金) | PR (PKR) |
| 13th | 2013-2014 | Lee Chin Cheh (李景杰) | PR (PKR) |
| 13th | 2014-2018 | Wan Azizah Wan Ismail | PR (PKR) |
| 14th | 2018-2023 | Hee Loy Sian (许來贤) | PH (PKR) |
| 15th | 2023–present | David Cheong Kian Young (张睷洋) | PH (PKR) |