Rongchomang Sevar is a village in Donka tehsil in district of Karbi Anglong, Assam, India. As per the data provided by Census of India in 2011, total population of Rongchomang Sevar was 47 which includes 21 males and 26 females. Rongchomang Sevar covers 13 ha area. Pincode of Rongchomang Sevar is 782450.