County Dossier

Baltimore County

Maryland | County

Population

850,796

Land Area

598.4 sq mi

Context

Metro

Geography

County silhouette

Land Area
598.4 sq mi
Water Area
83.4 sq mi
Water Share
12.2%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

850,796

Density
1,421.9 / sq mi
Households
332,801
Housing Units
350,821
Median Age
39.7 years

Income & Economy

Median Household Income

$91,768

GDP

$73.11B

Real GDP Change+2.9%
Per Capita Income
$49,074
Personal Income
$67.30B
Personal Income Per Capita
$78,953

Classification

RUCC 1
Metro

Counties in metro areas of 1 million population or more

Relief

Min

0 ft

Mean

379 ft

Max

965 ft

Provenance

GEOID 24005 ANSI 01695314
Latitude 39.44317 Longitude -76.61657
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