County Dossier

Williamsburg County

South Carolina | County

Population

30,282

Land Area

934.2 sq mi

Context

Nonmetro

Geography

County silhouette

Land Area
934.2 sq mi
Water Area
2.9 sq mi
Water Share
0.3%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

30,282

Density
32.4 / sq mi
Households
12,291
Housing Units
14,907
Median Age
43.2 years

Income & Economy

Median Household Income

$46,213

GDP

$1.07B

Real GDP Change+6.1%
Per Capita Income
$25,713
Personal Income
$1.30B
Personal Income Per Capita
$43,661

Classification

RUCC 6
Nonmetro

Urban population of 5,000 to 20,000, adjacent to a metro area

Relief

Min

1 ft

Mean

52 ft

Max

121 ft

Provenance

GEOID 45089 ANSI 01248018
Latitude 33.62646 Longitude -79.71647
Canonical 2025 Gazetteer ACS ACS 2020-2024 5-year BEA BEA county 2024 release (2026-02-05) BLS BLS LAUS 2024 annual average USDA USDA RUCC 2023 USGS USGS 3DEP published as of 2026-03-23