Lakhinarainpur is a village in Pakaur tehsil in district of Pakur, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Lakhinarainpur was 1,953 which includes 963 males and 990 females. Lakhinarainpur covers 77 ha area. Pincode of Lakhinarainpur is 816107.