Oconee County, South Carolina

Oconee County profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF

Government Unit	Unit Type	Jurisdiction Role	Contact / Address
COUNTY OF OCONEE GUS Population: 82,475 (2024) ID: 174864	County	Official County Government	Contact: FINANCE DIRECTOR 415 S PINE ST, WALHALLA SC 29691-2145
CITY OF SENECA GUS Population: 9,202 (2024) ID: 184068	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 4773, SENECA SC 29679-4773
CITY OF WALHALLA GUS Population: 4,249 (2024) ID: 194046	Municipal	Municipal Government Within County	Contact: CITY ADMINISTRATOR PO BOX 1099, WALHALLA SC 29691-1099
CITY OF WESTMINSTER GUS Population: 2,439 (2024) ID: 209450	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 399, WESTMINSTER SC 29693-0399
TOWN OF WEST UNION GUS Population: 389 (2024) ID: 134458	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 129, WEST UNION SC 29696-0129
TOWN OF SALEM GUS Population: 127 (2024) ID: 112885	Municipal	Municipal Government Within County	Contact: MAYOR 5A PARK AVE, SALEM SC 29676-3304