Congress candidate Naman Bixal Kongari defeated the BJP candidate by over 9,000 votes, the official said. Kongari polled 40,343 votes while the BJP candidate Basant Soreng managed to get 30,685 votes.
The Congress candidate was ahead of his BJP rival from the first round, sources said.
"It's a victory of secular forces in the country. People of the country have started rejecting the BJP," said Alok Dubey, Congress general secretary.