County Dossier

Granite County

Montana | County

Population

3,462

Land Area

1,727.2 sq mi

Context

Nonmetro

Geography

County silhouette

Land Area
1,727.2 sq mi
Water Area
5.6 sq mi
Water Share
0.3%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

3,462

Density
2.0 / sq mi
Households
1,514
Housing Units
2,602
Median Age
53.0 years

Income & Economy

Median Household Income

$59,265

GDP

$165.77M

Real GDP Change+3.4%
Per Capita Income
$39,904
Personal Income
$209.85M
Personal Income Per Capita
$58,258

Classification

RUCC 8
Nonmetro

Urban population of fewer than 5,000, adjacent to a metro area

Relief

Min

3,555 ft

Mean

6,118 ft

Max

10,419 ft

Provenance

GEOID 30039 ANSI 01719605
Latitude 46.39596 Longitude -113.42736
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