Egan is an unincorporated community and census-designated place in Acadia Parish, Louisiana, United States, located between Crowley and Jennings along Louisiana Highway 100, approximately two and one-half miles north of Midland near Bayou Jonas. The community is a part of the Crowley Micropolitan Statistical Area. As of the 2010 census, it had a population of 631.The community was named for William M. Egan, a businessman of Irish descent from Crowley. One notable establishment includes the Egan Food Store, which is the only store located in the community.The town of Egan was first known as Jonas Cove. After the postmaster of the time, it became known as Regan for a short while. In 1899, the settlement acquired the name Canal Switch when canal workers for W. W. Duson built a warehouse for the convenience of rice farmers in the area. The Southern Pacific Railroad operated a switch there to handle shipping, hence the name. The final name change was in honor of William M.