County Dossier

Collin County

Texas | County

Population

1,163,337

Land Area

841.5 sq mi

Context

Metro

Geography

County silhouette

Land Area
841.5 sq mi
Water Area
44.4 sq mi
Water Share
5.0%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

1,163,337

Density
1,382.4 / sq mi
Households
416,646
Housing Units
437,396
Median Age
37.3 years

Income & Economy

Median Household Income

$121,600

GDP

$115.36B

Real GDP Change+5.4%
Per Capita Income
$57,056
Personal Income
$112.28B
Personal Income Per Capita
$89,488

Classification

RUCC 1
Metro

Counties in metro areas of 1 million population or more

Relief

Min

435 ft

Mean

621 ft

Max

821 ft

Provenance

GEOID 48085 ANSI 01383828
Latitude 33.19448 Longitude -96.57943
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