Dallas County is located in Arkansas. The county covers 668 square miles (427,654 acres), equaling less than one percent of the state's total area. Of Arkansas's 75 counties, Dallas County ranks 71st in terms of the size of its population (7,604, according to 2015 Census estimates). Recent Lands of America data places the average value of land for sale in Dallas County at $171,316 per acre. The average listing price was $325,500 (the most expensive listing being for $625,000) and the median size of land and real estate for sale in Dallas County was two acres. Land for sale in Dallas County totaled four acres and $651,000 in overall land value, with the city of Sparkman featuring the most land for sale in the county. Residential land was the most common type of land for sale in Dallas County.