Hariharpur Khurd is a village in Goriakothi tehsil in district of Siwan, Bihar, India. As per the data provided by Census of India in 2011, total population of Hariharpur Khurd was 1,377 which includes 680 males and 697 females. Hariharpur Khurd covers 71 ha area. Pincode of Hariharpur Khurd is 841439.