BNP-nominated candidate Mirza Faisal Amin has unofficially won the Thakurgaon-1 by-election by a landslide, securing 227,789 votes, more than twice the 96,453 votes received by his closest rival Jamaat-e-Islami candidate Delwar Hossain.
According to the results from all 185 polling centres, Faisal Amin won by a margin of 131,336 votes.
Returning Officer and District Election Officer Kamrul Islam declared Faisal Amin the unofficial winner at around 8:45pm on Thursday.
Voting began at 8:00am across all 185 polling centres and continued until 4pm, followed by vote counting.
According to the district election office, the constituency has 516,138 registered voters, of whom 64.77% cast their ballots.
Five candidates contested the by-election. They were Mirza Faisal Amin of the BNP, contesting with the sheaf of paddy symbol; Delwar Hossain of Jamaat-e-Islami, with the scales symbol; Md Abdul Alim Nizami of Bangladesh Khelafat Andolon, with the banyan tree symbol; Md Khademul Islam of Islami Andolan Bangladesh, with the hand fan symbol; and Husain Muhammad Omar Faruk of Bangladesh Congress, with the coconut symbol.