Rongmirdon Ii 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 Ii was 299 which includes 161 males and 138 females. Rongmirdon Ii covers 3 ha area. Pincode of Rongmirdon Ii is 782460.