Mahamadpur is a village in Keotiranway tehsil in district of Darbhanga, Bihar, India. As per the data provided by Census of India in 2011, total population of Mahamadpur was 4,290 which includes 2,214 males and 2,076 females. Mahamadpur covers 138 ha area. Pincode of Mahamadpur is 847306.