Pirthinagar 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 Pirthinagar was 9,961 which includes 5,042 males and 4,919 females. Pirthinagar covers 371 ha area. Pincode of Pirthinagar is 816107.