Itaharwa Dularpur is a village in Sonbarsa tehsil in district of Sitamarhi, Bihar, India. As per the data provided by Census of India in 2011, total population of Itaharwa Dularpur was 2,763 which includes 1,448 males and 1,315 females. Itaharwa Dularpur covers 258.2 ha area. Pincode of Itaharwa Dularpur is 843332.