Nawa Ahar is a village in Bengabad tehsil in district of Giridih, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Nawa Ahar was 817 which includes 411 males and 406 females. Nawa Ahar covers 214.33 ha area. Pincode of Nawa Ahar is 815312.