Jarreau is an unincorporated community in the 7th Ward of Pointe Coupee Parish, Louisiana, United States. Jarreau is located approximately 30 miles northwest of Baton Rouge, and is a part of the Baton Rouge metropolitan area. The community is located on the banks of False River. It is situated on the southern end of this ox-bow lake, in an area known as "The Island". The community is served by Louisiana Highway 413, known locally as Island Road.