Bongaiuso Gaon is a village in Phuloni tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of Bongaiuso Gaon was 82 which includes 40 males and 42 females. Bongaiuso Gaon covers 74 ha area. Pincode of Bongaiuso Gaon is 782441.