Kulharia is a small town in
Bhojpur District of
Bihar.
Arrah, the district headquarters, is 10 km west of the town. Located at the extreme north-eastern part of the district, the town is close to the district’s border with
Patna District.
Son River, a prominent tributary of the mighty Ganges River, flows close to the town and is the main cause of flood in this region during monsoons.
Patna Airport is the nearest airport. Koilwar Railway Station is the nearest railhead. National Highway 30 passes nearby.