Ratanpur Magduma is a village in Amarpur tehsil in district of Banka, Bihar, India. As per the data provided by Census of India in 2011, total population of Ratanpur Magduma was 3,877 which includes 2,006 males and 1,871 females. Ratanpur Magduma covers 281 ha area. Pincode of Ratanpur Magduma is N/A.