Siliguri Mahakuma Parishad has been formed in 1989 for the plains of Darjeeling district i.e Siliguri subdivision. It has a geographical area of 837.45 sq km and lies between the latitude 26027' N.and 26057'N.and the longitude 88007' E.and 88031' E.
It is bounded on the north by the Sub-Himalayan ranges of Darjeeling district and on the south by Bangladesh, Uttar Dinajpur & Bihar. On the east, lies Jalpaiguri district and Kalimpong Sub-division of Darjeeling district, and is bounded on the west by Nepal.
Prior to 1989, Siliguri subdivision was one of the four subdivisions which comprised the Darjeeling Zilla Parishad which was formed in 1978.At that time,the three hill subdivision of Darjeeling district,i.e. Darjeeling ,Kurseong, Kalimpong and the plains of Siliguri subdivision comprised the Darjeeling Zilla Parishad.
After the formation of the Darjeeling Gorkha Hill Council in 1988 whose territorial jurisdiction extended into the three hill subdivisions; the Siliguri Mahakuma Parishad was exclusively created whose jurisdiction extended upto the borders of Siliguri subdivision .
Sri Anil Saha was the first Sabhadhipati of Siliguri Mahakuma Parishad whose tenure extended for fifteen years (1989 - 2004). The next Sabhadhipati was Smt Mani Thapa ( 2004-2009 ) . The third Sabhadhipati was Sri Pascal Minz from 2009 to 2013.The fourth Sabhadhipati was Smt Jyoty Tirkey whose terme was 21st October 2013 to 21st July 2014.The present Sabhadhipati is Prof. Tapash kumar Sarkar from 16/11/2015.