County Dossier

Martin County

Texas | County

Population

5,218

Land Area

915.0 sq mi

Context

Metro

Geography

County silhouette

Land Area
915.0 sq mi
Water Area
0.7 sq mi
Water Share
0.1%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

5,218

Density
5.7 / sq mi
Households
1,973
Housing Units
2,135
Median Age
37.3 years

Income & Economy

Median Household Income

$93,734

GDP

$16.19B

Real GDP Change+19.9%
Per Capita Income
$43,083
Personal Income
$571.82M
Personal Income Per Capita
$110,411

Classification

RUCC 3
Metro

Counties in metro areas of fewer than 250,000 population

Relief

Min

2,463 ft

Mean

2,772 ft

Max

2,973 ft

Provenance

GEOID 48317 ANSI 01383941
Latitude 32.30983 Longitude -101.96184
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