Rajauli is a tehsil, block and subdivision (sub–district) in Nawada district of Magadh division of the Indian state of Bihar. The tehsil of Rajauli is located at a distance of about 30 kilometres (19 mi) from Nawada city on National Highway 20 and is situated on the bank of Dhanarjay river. Rajauli, a Scheduled Caste (SC) reserved Assembly Constituency (AC) seat, had a total of 302900 electors during the 2015 Bihar Legislative Assembly election. Rajauli subdivision consists of 95 panchayats and 688 revenue villages while Rajauli block consists of 17 panchayats and 169 revenue villages.