Mahamadpur Seb is a village in Dumra tehsil in district of Sitamarhi, Bihar, India. As per the data provided by Census of India in 2011, total population of Mahamadpur Seb was 1,242 which includes 649 males and 593 females. Mahamadpur Seb covers 96 ha area. Pincode of Mahamadpur Seb is N/A.