About This Place
Dumas is a city in Desha County, Arkansas, United States. The population was 4,706 at the 2010 census.
Dumas is located at 33°53′12″N 91°29′19″W / 33.88667°N 91.48861°W / 33.88667; -91.48861 (33.886626, -91.488544).
According to the United States Census Bureau, the city has a total area of 3.0 square miles (7.7 km²), all land.