Groundwater resources include the Middendorf and the Black Creek Aquifers. The terrain is slightly rolling and the soil is mostly well-drained, sandy loam which is good farmland and very suitable for industrial development.
Infrastructure is, or can be, made available to most all industrial sites.
The City of Darlington is the county seat of government and has a population of approximately 7,500. Hartsville is our other major city and it has a population of 8,500 and is the home of Sonoco Products Company International Headquarters. The county has two smaller townships, Lamar and Society Hill. All of the cities and towns have a Mayor and Town Council and are incorporated.