Kewlapur is a village in Mainatanr tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Kewlapur was 225 which includes 113 males and 112 females. Kewlapur covers 181.3 ha area. Pincode of Kewlapur is 845451.