Indian National Congress has won two thirds of all elections in Wayanad since 1982, but in recent times all three assembly constituencies in the district are in play with LDF winning Mananthavady, Sulthanbathery and Kalpetta in 2006. Median margin in Mananthavady and Kalpetta are above 10% which is above average and shows clear waves and swings.
Mananthavady is a swing constituency. In 2011,P. K. Jayalekshmi of Indian National Congress defeated K. C. Kunhiraman of Communist Party Of India- Marxist by a margin of 12734 votes.