Sarea Khas is a village in Paharpur tehsil in district of Purba Champaran, Bihar, India. As per the data provided by Census of India in 2011, total population of Sarea Khas was 22,178 which includes 11,768 males and 10,410 females. Sarea Khas covers 1656.4 ha area. Pincode of Sarea Khas is N/A.