Acharapakkam was a state assembly constituency in Chengalpattu district in the Indian state of Tamil Nadu.
[1] It included the town, Acharapakkam.
Acharapakkam Assembly constituency (SC) was part of Chengalpattu Lok Sabha constituency which is now defunct.
Source: The Hindu[4] The MDMK, did not contest this seat, instead supported the PMK candidate, which also got the support of DMK and BJP.