[1] As of the 2021 assembly elections, the current MLA is LDF-independent K. T. Jaleel.

Thavanur 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 Thavanur Niyamasabha Constituency during the period of various assemblies:[3] Key

There were 1,99,960 registered voters in Thavanur Constituency for the 2021 Kerala Niyamasabha Election.

[4] There were 1,84,868 registered voters in Thavanur Constituency for the 2016 Kerala Niyamasabha Election.

[5] There were 1,56,486 registered voters in the constituency for the 2011 election.