County Dossier

Montgomery County

Ohio | County

Population

536,096

Land Area

461.4 sq mi

Context

Metro

Geography

County silhouette

Land Area
461.4 sq mi
Water Area
2.9 sq mi
Water Share
0.6%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

536,096

Density
1,162.0 / sq mi
Households
231,319
Housing Units
252,843
Median Age
38.8 years

Income & Economy

Median Household Income

$66,139

GDP

$40.10B

Real GDP Change+1.9%
Per Capita Income
$38,450
Personal Income
$32.67B
Personal Income Per Capita
$60,796

Classification

RUCC 2
Metro

Counties in metro areas of 250,000 to 1 million population

Relief

Min

666 ft

Mean

897 ft

Max

1,094 ft

Provenance

GEOID 39113 ANSI 01074069
Latitude 39.75374 Longitude -84.29059
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