Dhumatanr is a village in Mainatanr tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Dhumatanr was 2,829 which includes 1,455 males and 1,374 females. Dhumatanr covers 220.2 ha area. Pincode of Dhumatanr is 845451.