Walnut Grove is a city located in Mississippi. With a 2020 population of 1,719, it is the 117th largest city in Mississippi and the 8190th largest city in the United States. Walnut Grove is currently growing at a rate of 1.60% annually but its population has decreased by -10.05% since the most recent census, which recorded a population of 1,911 in 2010. Walnut Grove reached it's highest population of 1,973 in 2013. Spanning over 2 miles, Walnut Grove has a population density of 1,064 people per square mile.
The average household income in Walnut Grove is $45,007 with a poverty rate of 30.99%. The median rental costs in recent years comes to $643 per month, and the median house value is $72,700. The median age in Walnut Grove is 33.3 years, 33 years for males, and 35.2 years for females. For every 100 females there are 208.8 males.