Dumraon Assembly constituency is one of 243 constituencies of legislative assembly of Bihar.

It comes under Buxar Lok Sabha constituency.

[1] In 2020 Ajit Kushwaha of CPI(ML) won from the Dumraon constituency.

[2] Dumraon comprises Community Blocks of Chaugain, Kesath & Nawanagar; Gram Panchayats of Chilhari, Kushalpur, Bhojpur Kadim, Bhojpur Jadid, Chhatanwar, Nuaon, Sowan, Ariaon, Nandan, Lakhan Dihra & Dumraon (M) of Dumraon CD Block.

[3]