Dumar Khorka is a village in Balrampur tehsil in district of Surguja, Chhattisgarh, India. As per the data provided by Census of India in 2011, total population of Dumar Khorka was 762 which includes 400 males and 362 females. Dumar Khorka covers 164.2 ha area. Pincode of Dumar Khorka is 497107.