Chak Bhaisor is a village in Lalganj tehsil in district of Mirzapur, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Chak Bhaisor was 258 which includes 132 males and 126 females. Chak Bhaisor covers 57.62 ha area. Pincode of Chak Bhaisor is 231211.