Hapmari Gaon is a village in Naharkatiya tehsil in district of Dibrugarh, Assam, India. As per the data provided by Census of India in 2011, total population of Hapmari Gaon was 131 which includes 67 males and 64 females. Hapmari Gaon covers 251.22 ha area. Pincode of Hapmari Gaon is 786610.