Mahuatanr is a village in Sona Rai Tharhi tehsil in district of Deoghar, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Mahuatanr was 116 which includes 57 males and 59 females. Mahuatanr covers 49 ha area. Pincode of Mahuatanr is 814150.