Purni Hesag is a village in Kanha Chatti tehsil in district of Chatra, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Purni Hesag was 354 which includes 169 males and 185 females. Purni Hesag covers 55 ha area. Pincode of Purni Hesag is 825401.