The United Democratic Front (UDF) is the coalition of centrist and centre-left parties led by the Indian National Congress.

§ R. Selvaraj won the election as a Communist Party of India (Marxist) (CPI (M)) candidate but later resigned and won again from Neyyanttinkara Constituency in the by-election The official constituency-wise list of candidates with their election symbols There are 140 constituencies in Kerala, spread over 14 districts, based on the Delimitation commission of 2002.

[12] An Asianet News journalist was allegedly roughed up by P. Jayarajan, a senior legislator of Kerala's ruling Left Democratic Front after a chat show in Kannur.

[13][14] The use of a helicopter by KPCC chief Ramesh Chennithala in poll campaign was criticised by LDF.

[15] The Supreme Court upheld the Election Commission's order directing the state government to defer its decision to extend a scheme for providing rice at Rs.

Sobhana George who gave nomination to contest as an Independent candidate from Chenganoor later withdrew her candidature.

Janakeeya Vikasana Munnai leader M. R. Murali also withdrew his nomination from contesting polls in Shoranur.

[33][34] Re-polling was conducted on two polling stations in the state on 16-April-2011, in the Legislative Assembly constituencies of Pattambi and Chalakkudy.

[35][36] 2.Neyyattinkara By-election was held in Neyyattinkara Assembly constituency following the resignation[37][38][39] of sitting MLA R. Selvaraj on 9 March 2012.

3.Aruvikkara Bye-election was held in Aruvikkara Assembly constituency following the death of sitting MLA and SPEAKER G. Karthikeyan on 7 March 2015 * indicates one extra seat won by INC from CPI(M) after by-elections in Neyyatinkara constituency assembly seat sharing post the by-election results: