De Kalb is located in Mississippi. De Kalb, Mississippi has a population of 1,219. De Kalb is less family-centric than the surrounding county with 18.31% of the households containing married families with children. The county average for households married with children is 19.7%.
The median household income in De Kalb, Mississippi is $42,083. The median household income for the surrounding county is $27,016 compared to the national median of $57,652. The median age of people living in De Kalb is 44.6 years.
The average high temperature in July is 90.7 degrees, with an average low temperature in January of 30.9 degrees. The average rainfall is approximately 56.1 inches per year, with 0.7 inches of snow per year.