Khorasan is a village in Banma Itahri tehsil in district of Saharsa, Bihar, India. As per the data provided by Census of India in 2011, total population of Khorasan was 4,847 which includes 2,530 males and 2,317 females. Khorasan covers 121.8 ha area. Pincode of Khorasan is 852129.