CHAPRA, or Chupra, a town of India, the administrative headquarters of Saran district in Bengal, near the left bank of the river Gogra, just above its confluence with the Ganges; with a railway station on the Bengal & North-Western line towards Oudh. Pop. (1901) 45,901, showing a decrease of 21% in the decade. There are a government high school, a German Lutheran mission, and a public library endowed by a former maharaja of Hatwa. Chapra is the centre of trade in indigo and saltpetre, and conducts a large business by water as well as by rail.