High Quality Content by WIKIPEDIA articles! High Quality Content by WIKIPEDIA articles! Bhojpur district is one of the thirty-eight districts of Bihar state in eastern India. Arrah town (also known as Ara) is the administrative headquarters of this district. The district occupies an area of 2,474 km² and has a population of 1,792,771. It is located at a longitude of 83º-45' to 84º-45' East and the latitude is 25º-10' to 25º-40' North and is situated at height of 193 meters above sea level.