Horry County, South Carolina

Horry 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 HORRY GUS Population: 413,391 (2024) ID: 134414	County	Official County Government	Contact: PUBLIC INFORMATION OFFICE PO BOX 1236, CONWAY SC 29528-1236
CITY OF MYRTLE BEACH GUS Population: 40,535 (2024) ID: 174923	Municipal	Municipal Government Within County	Contact: MAYOR PO BOX 2468, MYRTLE BEACH SC 29578-2468
CITY OF CONWAY GUS Population: 29,656 (2024) ID: 112875	Municipal	Municipal Government Within County	Contact: CITY ADMINISTRATOR PO BOX 1075, CONWAY SC 29528-1075
CITY OF NORTH MYRTLE BEACH GUS Population: 20,798 (2024) ID: 174924	Municipal	Municipal Government Within County	Contact: MAYOR 1018 2ND AVE S, NORTH MYRTLE BEACH SC 29582-3573
TOWN OF SURFSIDE BEACH GUS Population: 4,368 (2024) ID: 209447	Municipal	Municipal Government Within County	Contact: TOWN ADMINISTRATOR 115 HWY 17 N, MYRTLE BEACH SC 29575
CITY OF LORIS GUS Population: 2,825 (2024) ID: 191483	Municipal	Municipal Government Within County	Contact: CLERK-TREASURER PO BOX 548, LORIS SC 29569-0548
TOWN OF AYNOR GUS Population: 1,063 (2024) ID: 212109	Municipal	Municipal Government Within County	Contact: TOWN CLERK PO BOX 66, AYNOR SC 29511-0066
TOWN OF BRIARCLIFFE ACRES GUS Population: 568 (2024) ID: 184059	Municipal	Municipal Government Within County	Contact: TOWN CLERK 121 N GATE RD, MYRTLE BEACH SC 29572
TOWN OF ATLANTIC BEACH GUS Population: 418 (2024) ID: 187456	Municipal	Municipal Government Within County	Contact: MAYOR 717 30TH AVE S, ATLANTIC BEACH SC 29582-4633