Jamestown is a city located in Louisiana. With a 2020 population of 122, it is the 297th largest city in Louisiana and the 17949th largest city in the United States. Jamestown is currently declining at a rate of -1.61% annually and its population has decreased by -12.23% since the most recent census, which recorded a population of 139 in 2010. Jamestown reached it's highest population of 138 in 2010. Spanning over 2 miles, Jamestown has a population density of 70 people per square mile.
The average household income in Jamestown is $60,167 with a poverty rate of 11.11%. The median rental costs in recent years comes to - per month, and the median house value is $68,600. The median age in Jamestown is 53.8 years, 54.3 years for males, and 48.8 years for females. For every 100 females there are 102.8 males.