Arrah Assembly constituency is one of 243 assembly seats of the Bihar Legislative Assembly.

It is part of Arrah Lok Sabha constituency along with 6 other assembly constituencies named Sandesh, Barhara, Tarari, Jagdishpur, Shahpur and Agiaon (SC).

[1] Since 2015, Arrah has been one of the 36 seats to have VVPAT enabled electronic voting machines.

Ambika Sharan Singh of the Indian National Congress (INC) had won the Arrah Muffasil Assembly constituency in 1952, 1957 and 1962 Bihar Legislative Assembly elections.

[5] The list of the Members of the Legislative Assembly (MLA) representing Arrah constituency is as follows: [10][11][12][13][14]