County Dossier

Grimes County

Texas | County

Population

31,340

Land Area

787.5 sq mi

Context

Nonmetro

Geography

County silhouette

Land Area
787.5 sq mi
Water Area
14.1 sq mi
Water Share
1.8%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

31,340

Density
39.8 / sq mi
Households
10,255
Housing Units
12,349
Median Age
40.1 years

Income & Economy

Median Household Income

$69,803

GDP

$1.50B

Real GDP Change+0.3%
Per Capita Income
$32,583
Personal Income
$1.51B
Personal Income Per Capita
$45,217

Classification

RUCC 6
Nonmetro

Urban population of 5,000 to 20,000, adjacent to a metro area

Relief

Min

132 ft

Mean

296 ft

Max

473 ft

Provenance

GEOID 48185 ANSI 01383878
Latitude 30.54323 Longitude -95.98808
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