Mangaldoi Parliamentary constituency is in the state of Assam. It is made up of 10 assembly constituency segments. These assemblies are in Mangaldoi (4), Nalbari (1), Rangia (2), Udalguri (3) districts.
In Loksabha elections 2019, Dilip Saikia of BJP party won with 732740 votes. The runner up was Bhubaneswar Kalita of INC party . The margin of victory was: 136895 votes.
In Loksabha elections 2014, Ramen Deka of BJP party won with 486230 votes. The runner up was Kirip Chaliha of INC party . The margin of victory was: 22800 votes.