County Dossier

Allegan County

Michigan | County

Population

121,456

Land Area

825.4 sq mi

Context

Nonmetro

Geography

County silhouette

Land Area
825.4 sq mi
Water Area
1,007.9 sq mi
Water Share
55.0%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

121,456

Density
147.1 / sq mi
Households
45,522
Housing Units
52,636
Median Age
41.0 years

Income & Economy

Median Household Income

$83,283

GDP

$6.70B

Real GDP Change+3.9%
Per Capita Income
$39,282
Personal Income
$7.41B
Personal Income Per Capita
$60,514

Classification

RUCC 4
Nonmetro

Urban population of 20,000 or more, adjacent to a metro area

Relief

Min

577 ft

Mean

642 ft

Max

1,006 ft

Provenance

GEOID 26005 ANSI 01622945
Latitude 42.42125 Longitude -86.26140
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