De Kalb is a city located in Mississippi. With a 2020 population of 1,006, it is the 153rd largest city in Mississippi and the 10276th largest city in the United States. De Kalb is currently declining at a rate of -0.69% annually and its population has decreased by -13.57% since the most recent census, which recorded a population of 1,164 in 2010. De Kalb reached it's highest population of 1,135 in 2010. Spanning over 3 miles, De Kalb has a population density of 303 people per square mile.
The average household income in De Kalb is $46,915 with a poverty rate of 20.97%. The median rental costs in recent years comes to $464 per month, and the median house value is $67,300. The median age in De Kalb is 46.8 years, 47 years for males, and 46.7 years for females. For every 100 females there are 95.1 males.