Chak Sarnath is a village in Gyanpur tehsil in district of Sant Ravidas Nagar, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Chak Sarnath was 442 which includes 230 males and 212 females. Chak Sarnath covers 40.05 ha area. Pincode of Chak Sarnath is 221308.