Bengnabil 12 is a village in Diphu tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of Bengnabil 12 was 947 which includes 489 males and 458 females. Bengnabil 12 covers 59 ha area. Pincode of Bengnabil 12 is 782480.