County Dossier

Adams County

Ohio | County

Population

27,540

Land Area

583.9 sq mi

Context

Nonmetro

Geography

County silhouette

Land Area
583.9 sq mi
Water Area
2.4 sq mi
Water Share
0.4%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

27,540

Density
47.2 / sq mi
Households
10,421
Housing Units
12,733
Median Age
42.1 years

Income & Economy

Median Household Income

$50,264

GDP

$1.07B

Real GDP Change+6.6%
Per Capita Income
$25,916
Personal Income
$1.33B
Personal Income Per Capita
$48,003

Classification

RUCC 8
Nonmetro

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

Relief

Min

483 ft

Mean

858 ft

Max

1,269 ft

Provenance

GEOID 39001 ANSI 01074014
Latitude 38.83447 Longitude -83.47808
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