In the Indian state of Bihar, Chausa is a hamlet and community development block located in the Buxar district. It is situated on the Ganga River’s west bank, 11 km west of Buxar, the district capital. In 2011, there were 9,011 people living in 1,362 houses in the hamlet of Chausa, and 103,670 people living in 15,817 households in the block as a whole.