Parari Harnath is a village in Chakia tehsil in district of Purba Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Parari Harnath was 1,037 which includes 547 males and 490 females. Parari Harnath covers 127.8 ha area. Pincode of Parari Harnath is 845416.