Changmai Barua Pathar is a village in Chabua tehsil in district of Dibrugarh, Assam, India. As per the data provided by Census of India in 2011, total population of Changmai Barua Pathar was 864 which includes 449 males and 415 females. Changmai Barua Pathar covers 171.85 ha area. Pincode of Changmai Barua Pathar is N/A.