Karmatanr is a village in Baliapur tehsil in district of Dhanbad, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Karmatanr was 3,806 which includes 2,018 males and 1,788 females. Karmatanr covers 319 ha area. Pincode of Karmatanr is 826004.