Chainpur Mobarakpur is a village in Siswan tehsil in district of Siwan, Bihar, India. As per the data provided by Census of India in 2011, total population of Chainpur Mobarakpur was 14,455 which includes 7,589 males and 6,866 females. Chainpur Mobarakpur covers 364 ha area. Pincode of Chainpur Mobarakpur is N/A.