Mound Bayou is a city located in Mississippi. With a 2020 population of 1,321, it is the 139th largest city in Mississippi and the 9194th largest city in the United States. Mound Bayou is currently declining at a rate of -2.51% annually and its population has decreased by -13.83% since the most recent census, which recorded a population of 1,533 in 2010. Mound Bayou reached it's highest population of 1,539 in 2010. Spanning over 1 miles, Mound Bayou has a population density of 1,507 people per square mile.
The average household income in Mound Bayou is $24,753 with a poverty rate of 50.29%. The median rental costs in recent years comes to $453 per month, and the median house value is $83,800. The median age in Mound Bayou is 28.5 years, 23.7 years for males, and 30.6 years for females. For every 100 females there are 66.5 males.