Jagarnathpur is a village in Sikta tehsil in district of Pashchim Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Jagarnathpur was 3,631 which includes 1,907 males and 1,724 females. Jagarnathpur covers 397 ha area. Pincode of Jagarnathpur is 845307.