Rupaulia Khani is a village in Phenhara tehsil in district of Purba Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Rupaulia Khani was 5,619 which includes 2,981 males and 2,638 females. Rupaulia Khani covers 432.3 ha area. Pincode of Rupaulia Khani is N/A.