Harilwatanr is a village in Jamua tehsil in district of Giridih, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Harilwatanr was 134 which includes 71 males and 63 females. Harilwatanr covers 37.55 ha area. Pincode of Harilwatanr is 815318.