County Dossier

Yellowstone County

Montana | County

Population

168,957

Land Area

2,633.4 sq mi

Context

Metro

Geography

County silhouette

Land Area
2,633.4 sq mi
Water Area
15.6 sq mi
Water Share
0.6%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

168,957

Density
64.2 / sq mi
Households
69,897
Housing Units
74,239
Median Age
39.0 years

Income & Economy

Median Household Income

$76,570

GDP

$14.02B

Real GDP Change+5.7%
Per Capita Income
$43,898
Personal Income
$12.52B
Personal Income Per Capita
$72,985

Classification

RUCC 3
Metro

Counties in metro areas of fewer than 250,000 population

Relief

Min

2,687 ft

Mean

3,449 ft

Max

4,804 ft

Provenance

GEOID 30111 ANSI 01719558
Latitude 45.93699 Longitude -108.27666
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