'Barnwell County, SC' definitions:

Barnwell -- U.S. County in South Carolina

From: Gazetteer 2000
Name :
Barnwell -- U.S. County in South Carolina
Population (2000) :
23478
Housing Units (2000) :
10191
Land area (2000) :
548.414722 sq. miles (1420.387548 sq. km)
Water area (2000) :
8.837640 sq. miles (22.889381 sq. km)
Total area (2000) :
557.252362 sq. miles (1443.276929 sq. km)
Located within :
South Carolina (SC), FIPS 45
Location :
33.303787 N, 81.352330 W