Kaji Dumra is a village in Shivaji Nagar tehsil in district of Samastipur, Bihar, India. As per the data provided by Census of India in 2011, total population of Kaji Dumra was 6,849 which includes 3,712 males and 3,137 females. Kaji Dumra covers 419 ha area. Pincode of Kaji Dumra is N/A.