Sarai Harkhu is a village in Badlapur tehsil in district of Jaunpur, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Sarai Harkhu was 3,236 which includes 1,616 males and 1,620 females. Sarai Harkhu covers 219.07 ha area. Pincode of Sarai Harkhu is 222141.