# Ayer Hitam (federal constituency)

Ayer Hitam is a federal constituency in Batu Pahat District, Johor, Malaysia, that has been represented in the Dewan Rakyat from 1974 to 1986, from 2004 to present.
The federal constituency was created in the 1974 redistribution and is mandated to return a single member to the Dewan Rakyat under the first past the post voting system.

## Demographics

Ethnic breakdown of Ayer Hitam's electorate as of 2022
Age breakdown of Ayer Hitam's electorate as of 2022
Gender breakdown of Ayer Hitam's electorate as of 2022

## History

It was abolished in 1986 when it was redistributed. It was re-created in 2003.

### Polling districts

According to the gazette issued on 31 October 2022, the Ayer Hitam constituency has a total of 27 polling districts.
| State constituency | Polling Districts | Code | Location |
| Yong Peng (N19) | Sri Sepakat | 148/19/01 | SK Sepakat Jaya |
| Yong Peng (N19) | Lam Lee | 148/19/02 | SJK (C) Lam Lee |
| Yong Peng (N19) | Ladang Chaah | 148/19/03 | Dewan Orang Ramai Ladang Cha'ah |
| Yong Peng (N19) | Ladang Yong Peng Bhg. 'B' | 148/19/04 | SJK (T) Ladang Yong Peng |
| Yong Peng (N19) | Kangkar Bahru | 148/19/05 | SJK (C) Kangkar Bahru |
| Yong Peng (N19) | Yong Peng Utara | 148/19/06 | SK Taman Seri Kota Pusat Komuniti Kospen Kg. Temehil |
| Yong Peng (N19) | Bandar Yong Peng Utara | 148/19/07 | SK Seri Bertam |
| Yong Peng (N19) | Bandar Yong Peng Tengah | 148/19/08 | SJK (C) Yong Peng (1) |
| Yong Peng (N19) | Bandar Yong Peng Selatan | 148/19/09 | SK Yong Peng |
| Yong Peng (N19) | Yong Peng Selatan | 148/19/10 | SK Seri Yong Peng SMK Dato Seth |
| Yong Peng (N19) | Ladang Yong Peng | 148/19/11 | SK Ladang Yong Peng |
| Yong Peng (N19) | Kampong Manong | 148/19/12 | SJK (C) Sri Lalang |
| Yong Peng (N19) | Taman Jelita | 148/19/13 | SMK Yong Peng |
| Semarang (N20) | Parit Haji Yusof | 148/20/01 | SK Seri Tengah |
| Semarang (N20) | Sri Mendapat | 148/20/02 | SK Seri Mendapat |
| Semarang (N20) | Kampong Haji Ghaffar | 148/20/03 | SK Seri Bulan |
| Semarang (N20) | Asam Bubok | 148/20/04 | SK Seri Bandan |
| Semarang (N20) | Sungai Rambot | 148/20/05 | SK Seri Manggis |
| Semarang (N20) | Ayer Hitam Selatan | 148/20/06 | SK Kota Dalam |
| Semarang (N20) | Ayer Hitam Utara | 148/20/07 | SK Ayer Hitam |
| Semarang (N20) | Bandar Ayer Hitam Barat | 148/20/08 | SMK Datuk Menteri |
| Semarang (N20) | Bandar Ayer Hitam Timor | 148/20/09 | SJK (C) Malayan |
| Semarang (N20) | Parit Semarang | 148/20/10 | SMK Suria Perdana |
| Semarang (N20) | Parit Quarry | 148/20/11 | SK Bukit Kuari |
| Semarang (N20) | Sabak Uni | 148/20/12 | SK Seri Sabak Uni |
| Semarang (N20) | Parit Haji Ali | 148/20/13 | SK Setia Jaya |
| Semarang (N20) | Parit Simpang Tengah | 148/20/14 | SK Seri Kemajuan |

### Representation history

Members of Parliament for Ayer Hitam :
| Parliament | No | Years | Member | Party |
| Constituency created from Batu Pahat Dalam |||||
| 4th | P105 | 1974–1978 | Hee Tien Lai (许天来) | BN (MCA) |
| 5th | P105 | 1978–1982 | Hee Tien Lai (许天来) | BN (MCA) |
| 6th | P105 | 1982–1986 | Hee Tien Lai (许天来) | BN (MCA) |
| Constituency abolished, merged into Parit Sulong and Batu Pahat |||||
| Constituency re-created from Parit Sulong and Batu Pahat |||||
| 11th | P148 | 2004–2008 | Wee Ka Siong (魏家祥) | BN (MCA) |
| 12th | P148 | 2008–2013 | Wee Ka Siong (魏家祥) | BN (MCA) |
| 13th | P148 | 2013–2018 | Wee Ka Siong (魏家祥) | BN (MCA) |
| 14th | P148 | 2018–2022 | Wee Ka Siong (魏家祥) | BN (MCA) |
| 15th | P148 | 2022–present | Wee Ka Siong (魏家祥) | BN (MCA) |

### State constituency

| Parliamentary constituency | State constituency | State constituency | State constituency | State constituency | State constituency | State constituency | State constituency |
| Parliamentary constituency | 1954–59* | 1959–1974 | 1974–1986 | 1986–1995 | 1995–2004 | 2004–2018 | 2018–present |
| Ayer Hitam | | | | | | Semarang | Semarang |
| Ayer Hitam | | | Sri Lalang | | | | |
| Ayer Hitam | | | Sri Medan | | | | |
| Ayer Hitam | | | | | | Yong Peng | Yong Peng |

### Current state assembly members

| No. | State Constituency | Member | Coalition (Party) |
| N19 | Yong Peng | Ling Tian Soon | BN (MCA) |
| N20 | Semarang | Samsol Bari Jamali | BN (UMNO) |

### Local governments & postcodes

| No. | State Constituency | Local Government | Postcode |
| N19 | Yong Peng | Yong Peng District Council | 83700 Yong Peng 85400 Chaah 86000 Kluang 86100 Ayer Hitam 86200 Simpang Renggam 86400 Parit Raja |
| N20 | Semarang | Batu Pahat Municipal Council (Sabak Uni and Parit Quarry areas) Yong Peng District Council | 83700 Yong Peng 85400 Chaah 86000 Kluang 86100 Ayer Hitam 86200 Simpang Renggam 86400 Parit Raja |