Peringalam State assembly constituency was one of the 140 state legislative assembly constituencies in Kerala state in southern India, before the 2008 delimitation of constituencies. It was one of the 7 state legislative assembly constituencies included in the Vatakara Lok Sabha constituency until the 2008 delimitation. The last election to the constituency was conducted in 2006, and the MLA was K. P. Mohanan of JD(S).