Barachatti is a block (Tehsil) in the Gaya district of Bihar, India.Barachatti contains 141 villages and 13 gram panchayat.Sarwan bazar is biggest and nimi is smallest village of barachatti.The total population in Barachatti sub district is 142,534 as per the survey of census during 2011 by Indian Government.There are 72,455 males (51%); There are 70,079 females (49%).