Decatur is a city located in Mississippi. With a 2020 population of 2,104, it is the 98th largest city in Mississippi and the 7407th largest city in the United States. Decatur is currently growing at a rate of 4.00% annually and its population has increased by 14.29% since the most recent census, which recorded a population of 1,841 in 2010. Spanning over 6 miles, Decatur has a population density of 382 people per square mile.
The average household income in Decatur is $44,387 with a poverty rate of 33.05%. The median rental costs in recent years comes to $556 per month, and the median house value is $102,000. The median age in Decatur is 22.3 years, 22.4 years for males, and 22 years for females. For every 100 females there are 77.0 males.