Chak Sundar 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 Sundar was 1,819 which includes 917 males and 902 females. Chak Sundar covers 84.22 ha area. Pincode of Chak Sundar is N/A.