Imamganj is a city and a block headquarter in Gaya district of Bihar state, India. It is also a Bihar Legislative Assembly constituency in the Magadh division, part of the Aurangabad Lok Sabha constituency. It is located on the border of Jharkhand state, 65 km towards west from District headquarters Gaya, Bihar.The Imamganj block is spread over 61708.52 sq acres and includes 7 village panchayat and 195 villages.