Mahuapathar is a village in Kathikund tehsil in district of Dumka, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Mahuapathar was 282 which includes 138 males and 144 females. Mahuapathar covers 105.33 ha area. Pincode of Mahuapathar is 814103.