Lafitte is an unincorporated community and census-designated place in Jefferson Parish, Louisiana, United States. The population was 972 at the 2010 census, and 816 in 2019. In 2020, its population increased to 1,014 people. It is part of the New Orleans–Metairie–Kenner metropolitan statistical area. Lafitte is located at the southern end of Louisiana Highway 45 along Bayou Barataria, and fishing is a major part of the local economy and culture.