Ranaghat Dakshin is a Scheduled Caste–reserved Assembly constituency in West Bengal’s Nadia district and forms part of the Ranaghat (SC) Lok Sabha constituency.
In the 2021 Assembly elections, the constituency had 285,180 electors and recorded 241,687 valid votes. Bharatiya Janata Party candidate Mukut Mani Adhikari won the seat with 119,260 votes, defeating the All India Trinamool Congress’s Barnali Dey Roy, who secured 102,745 votes. The margin of victory was 16,515 votes.
In the 2016 Assembly elections, Ranaghat Dakshin had 257,811 electors and 219,215 valid votes. CPI(M) candidate Rama Biswas won the seat with 104,159 votes, while Trinamool Congress candidate Abir Ranjan Biswas finished second with 86,906 votes, losing by a margin of 17,253 votes.
Earlier, in the 2011 Assembly elections, the constituency had 222,418 electors and 194,083 valid votes. Trinamool Congress candidate Abir Ranjan Biswas won the seat with 99,432 votes, defeating CPI(M) candidate Aloke Kumar Das, who secured 79,824 votes. The margin of victory was 19,608 votes.
Ranaghat Dakshin had 285,180 registered voters in the 2021 Assembly elections, up from 257,811 in 2016. In the 2019 Lok Sabha elections, the constituency had 273,796 voters. Scheduled Castes constituted 38.56 per cent of the electorate in 2021, while Scheduled Tribes accounted for 4.14 per cent and Muslims for 14.20 per cent.
Voter turnout has remained high in the constituency, with 85.06 per cent recorded in the 2016 Assembly elections and around 83 per cent in the 2019 parliamentary polls. According to the 2011 Census, the constituency has a predominantly rural profile, with 63.88 per cent of voters living in rural areas and 36.13 per cent in urban pockets.