Gadhtar is a village in Khadganva tehsil in district of Koriya, Chhattisgarh, India. As per the data provided by Census of India in 2011, total population of Gadhtar was 1,386 which includes 673 males and 713 females. Gadhtar covers 1069.86 ha area. Pincode of Gadhtar is 495556.