Pirwan is in Gaya District of Bihar and is 48 km to the south-west of Gaya. This place is located at an altitude of 393 ft above sea level, close to the western border of the district.
Amas, on the National Highway 2, is 6 km to the south. Other neighboring towns are Gurua, Dariaura and Madanpur.
Spiritual journeys can be undertaken to Gaya and Bodhgaya. Pinddaan, celebrated at Gaya, is one of the most solemn functions pilgrims can partake in.