Bunmaja Gaon is a village in Barnagar tehsil in district of Baksa, Assam, India. As per the data provided by Census of India in 2011, total population of Bunmaja Gaon was 1,655 which includes 865 males and 790 females. Bunmaja Gaon covers 146.67 ha area. Pincode of Bunmaja Gaon is 781315.