The District consists of two Assembly Constituencies:-
1.Mahmora Assembly Constituency:- It comes under Jorhat Lok Sabha Constituency. It covers Mahmora development block, Lakwa Development block, part of Khelua development block (comes under Sivasagar district) and Kholaighugura and Mahmora Mouzas.
2.Sonari Assembly Constituency:- It comes under Jorhat Lok Sabha Constituency. It covers Sonari, Sapekhati Development Block and Abhoypur, Sapekhati, Baruasali and Silakuti (part) Mouzas.