Dumariya is a village in Goilkera tehsil in district of Pashchimi Singhbhum, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Dumariya was 933 which includes 467 males and 466 females. Dumariya covers 309.18 ha area. Pincode of Dumariya is 833105.