Rongmirdon Iv 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 Rongmirdon Iv was 243 which includes 125 males and 118 females. Rongmirdon Iv covers 3 ha area. Pincode of Rongmirdon Iv is 782460.