Picayune is a city located in Mississippi. With a 2020 population of 10,884, it is the 39th largest city in Mississippi and the 2919th largest city in the United States. Picayune is currently declining at a rate of -0.57% annually but its population has increased by 0.06% since the most recent census, which recorded a population of 10,878 in 2010. Picayune reached it's highest population of 11,637 in 2011. Spanning over 18 miles, Picayune has a population density of 603 people per square mile.
The average household income in Picayune is $46,810 with a poverty rate of 27.75%. The median rental costs in recent years comes to $762 per month, and the median house value is $117,000. The median age in Picayune is 34.9 years, 31.3 years for males, and 39.3 years for females. For every 100 females there are 84.7 males.