County Dossier

Cumberland County

Illinois | County

Population

10,334

Land Area

345.9 sq mi

Context

Nonmetro

Geography

County silhouette

Land Area
345.9 sq mi
Water Area
1.0 sq mi
Water Share
0.3%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

10,334

Density
29.9 / sq mi
Households
4,177
Housing Units
4,726
Median Age
43.1 years

Income & Economy

Median Household Income

$73,327

GDP

$1.83B

Real GDP Change+41.1%
Per Capita Income
$36,140
Personal Income
$1.08B
Personal Income Per Capita
$104,890

Classification

RUCC 9
Nonmetro

Urban population of fewer than 5,000, not adjacent to a metro area

Relief

Min

524 ft

Mean

625 ft

Max

706 ft

Provenance

GEOID 17035 ANSI 00424219
Latitude 39.27312 Longitude -88.24062
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