As per orders of the Delimitation Commission, No. 280 Asansol Dakshin Assembly constituency covers Ward nos. 38-39, 56-57, 75, 77-87, 94-98, 106 of Asansol Municipal Corporation and Amrasota, Egara, Ballavpur, Jemari and Tirat gram panchayats of Raniganj CD Block.[1]
In 1972, Niranjan Dihidar of Communist Party of India won the seat. In 1969 and 1971, Dr. Lokesh Ghosh of CPI (M) won the seat. In 1967, Gopika Ranjan Mitra of Congress won the seat. In 1962, Bijoy Pal of CPI won. In 1957, it was won by Shibdas Ghatak of Congress. In independent India's first election in 1951, Atindra Nath Bose of Forward Bloc (Ruikar) won the seat, defeating Yogendranath Roy of Congress.[19]
1977-2006
In the 2006 state assembly elections, Prativa Ranjan Mukherjee of the Communist Party of India (Marxist) (CPI (M)) won the Asansol seat, defeating his nearest rival Kalyan Banerjee of the Trinamool Congress. Contests in most years were multi cornered but only winners and runners are being mentioned. In 2001, Kalyan Banerjee had defeated Goutam Roy Choudhuri of CPI (M). In 1996, Tapas Banerjee of Congress had defeated Goutam Roy Choudhury. In 1991, Goutam Roy Choudhury had won the seat defeating Bajrangi Gupta of the Bharatiya Janata Party (BJP). In 1987, Prabuddha Laha of Congress had defeated Goutam Roy Choudhury. In 1982, Bejoy Pal of CPI (M) defeated his nearest rival Sukumar Banerjee of Congress. In 1977, Haradhan Roy of CPI (M) defeated Gopika Ranjan Mitra of Congress.[20]
^"Asansol Dakshin". Assembly Elections May 2011 Results. Election Commission of India. Archived from the original on 16 May 2011. Retrieved 28 May 2011.