Bariarpur is a small town in the Munger district of Bihar state.

The 2011 Census of India registered the population of Bariarpur as 16614, of which 8977 were male and 7637 female.

[citation needed] The northern end of National Highway 333 starts from here.

The NH333 branches off from National Highway 33 which serves a major part of Bihar running from Arwal to Farakka.

[1] Bariarpur railway station is situated on Sahibganj Loop line under the Malda railway division.