County Dossier

Knox County

Tennessee | County

Population

494,148

Land Area

508.3 sq mi

Context

Metro

Geography

County silhouette

Land Area
508.3 sq mi
Water Area
17.6 sq mi
Water Share
3.3%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

494,148

Density
972.1 / sq mi
Households
201,146
Housing Units
218,661
Median Age
37.4 years

Income & Economy

Median Household Income

$74,222

GDP

$43.62B

Real GDP Change+3.2%
Per Capita Income
$43,351
Personal Income
$36.91B
Personal Income Per Capita
$72,840

Classification

RUCC 2
Metro

Counties in metro areas of 250,000 to 1 million population

Relief

Min

624 ft

Mean

1,004 ft

Max

2,083 ft

Provenance

GEOID 47093 ANSI 01639761
Latitude 35.99273 Longitude -83.93772
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