County Dossier

Barnstable County

Massachusetts | County

Population

231,668

Land Area

394.2 sq mi

Context

Metro

Geography

County silhouette

Land Area
394.2 sq mi
Water Area
911.4 sq mi
Water Share
69.8%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

231,668

Density
587.7 / sq mi
Households
105,777
Housing Units
166,215
Median Age
55.4 years

Income & Economy

Median Household Income

$95,241

GDP

$19.30B

Real GDP Change+4.6%
Per Capita Income
$62,086
Personal Income
$22.51B
Personal Income Per Capita
$96,768

Classification

RUCC 3
Metro

Counties in metro areas of fewer than 250,000 population

Relief

Min

-8 ft

Mean

17 ft

Max

295 ft

Provenance

GEOID 25001 ANSI 00606927
Latitude 41.70612 Longitude -70.16482
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