Construction, public administration, health care, food, and truck transportation industries support the economy of Jamestown. With a population density of more than 80 people per square mile, this village of less than 2 square miles extension has a median household income of $23100 (which is below state average for a few thousand dollars) and a per capita income of approximately $11300. Under the zip code 71045, this corner of Louisiana is attended by Bernice Community Hospital and Minden Medical Center.