Bongaon Uttar is a Scheduled Caste-reserved Assembly constituency located in North 24 Parganas district of West Bengal.
In the 2016 Assembly elections, the Bongaon Uttar constituency had a total of 2,29,679 electors, with 1,89,396 valid votes cast. All India Trinamool Congress candidate Biswajit Das won the seat with 95,822 votes. All India Forward Bloc candidate Sushanta Bowali finished second with 62,630 votes, losing by a margin of 33,192 votes.
In the 2011 elections, the constituency had 1,89,468 electors and recorded 1,63,641 valid votes. Trinamool Congress candidate Biswajit Das won the seat with 89,265 votes, while Communist Party of India (Marxist) candidate Dr Biswajit Kumar Biswas secured 65,645 votes and lost by 23,620 votes.