Bayou Blue is an unincorporated community and census-designated place in Lafourche and Terrebonne parishes, Louisiana, United States.

[3] In June 1981, an arson attack on a local nightclub killed five people.

[3] As of the 2020 United States census, there were 13,352 people, 3,891 households, and 3,049 families residing in the CDP.

[12] Both Lafourche and Terrebonne parishes are in the service area of Fletcher Technical Community College.

This Louisiana state location article is a stub.