Allendale County, SC | Article about Allendale County, SC by...
www.allendalecounty.com On southwestern border of SC, south of Augusta, GA; organized Feb 6, 1919 from Barnwell and Hampton counties.Name Origin:For the county seat Area(sq mi)::412.58 (land 408.20; water 4.38)Population per square mile:26.70 ...