Dosti Mahamadpur is a village in Purnahiya tehsil in district of Sheohar, Bihar, India. As per the data provided by Census of India in 2011, total population of Dosti Mahamadpur was 3,872 which includes 2,022 males and 1,850 females. Dosti Mahamadpur covers 418 ha area. Pincode of Dosti Mahamadpur is 843334.