[1] As of the 2016 assembly elections, the current MLA is Roshy Augustine of KC(M).

Idukki Niyamasabha constituency is composed of the following local self-governed segments:[2] The following list contains all members of Kerala legislative assembly who have represented the constituency: Key

Sabha Percentage change (±%) denotes the change in the number of votes from the immediately previous election.

There were 1,84,218 registered voters in the constituency for the 2016 Kerala Niyamasabha Election.

[3] There were 1,69,984 registered voters in the constituency for the 2011 election.