Deolbari is a village in Karma Tanr Vidyasagar tehsil in district of Jamtara, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Deolbari was 485 which includes 250 males and 235 females. Deolbari covers 134 ha area. Pincode of Deolbari is 815352.