Mahuatanr is a village in Margo Munda tehsil in district of Deoghar, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Mahuatanr was 1,561 which includes 818 males and 743 females. Mahuatanr covers 129 ha area. Pincode of Mahuatanr is 815353.