Parsi is a village in West Champaran district in the Indian state of Bihar.
As of the 2011 census of India, Parsi had a population of 1954 in 324 households. Males constitute 53.9% of the population and females 46%. Parsi has an average literacy rate of 39.8%, lower than the national average of 74%: male literacy is 71.1%, and female literacy is 28.8%. In Parsi, 22.5% of the population is under 6 years of age.