County Dossier

Humboldt County

California | County

Population

134,541

Land Area

3,568.0 sq mi

Context

Nonmetro

Geography

County silhouette

Land Area
3,568.0 sq mi
Water Area
484.2 sq mi
Water Share
11.9%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

134,541

Density
37.7 / sq mi
Households
54,922
Housing Units
62,883
Median Age
39.9 years

Income & Economy

Median Household Income

$61,160

GDP

$7.59B

Real GDP Change+4.3%
Per Capita Income
$36,080
Personal Income
$8.21B
Personal Income Per Capita
$62,031

Classification

RUCC 5
Nonmetro

Urban population of 20,000 or more, not adjacent to a metro area

Relief

Min

-3 ft

Mean

1,520 ft

Max

6,905 ft

Provenance

GEOID 06023 ANSI 01681908
Latitude 40.70666 Longitude -123.92618
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