Jatasemar is a village in Baikunthpur tehsil in district of Koriya, Chhattisgarh, India. As per the data provided by Census of India in 2011, total population of Jatasemar was 462 which includes 222 males and 240 females. Jatasemar covers 295.82 ha area. Pincode of Jatasemar is 495671.