Dumas is a city located in Mississippi. With a 2020 population of 464, it is the 214th largest city in Mississippi and the 13660th largest city in the United States. Dumas is currently declining at a rate of -0.22% annually and its population has decreased by -1.28% since the most recent census, which recorded a population of 470 in 2010. Dumas reached it's highest population of 469 in 2010. Spanning over 4 miles, Dumas has a population density of 119 people per square mile.
The average household income in Dumas is $50,485 with a poverty rate of 5.82%. The median rental costs in recent years comes to $763 per month, and the median house value is $86,300. The median age in Dumas is 44.1 years, 44.7 years for males, and 41.8 years for females. For every 100 females there are 78.9 males.