Kaulapur Kaulanchi is a village in Bagaha tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Kaulapur Kaulanchi was 1,873 which includes 973 males and 900 females. Kaulapur Kaulanchi covers 618.8 ha area. Pincode of Kaulapur Kaulanchi is N/A.