County Dossier

Sullivan County

New Hampshire | County

Population

43,715

Land Area

537.9 sq mi

Context

Nonmetro

Geography

County silhouette

Land Area
537.9 sq mi
Water Area
14.3 sq mi
Water Share
2.6%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

43,715

Density
81.3 / sq mi
Households
16,618
Housing Units
21,958
Median Age
47.0 years

Income & Economy

Median Household Income

$80,858

GDP

$2.20B

Real GDP Change+0.7%
Per Capita Income
$44,514
Personal Income
$3.20B
Personal Income Per Capita
$72,612

Classification

RUCC 7
Nonmetro

Urban population of 5,000 to 20,000, not adjacent to a metro area

Relief

Min

289 ft

Mean

1,183 ft

Max

2,764 ft

Provenance

GEOID 33019 ANSI 00873183
Latitude 43.36119 Longitude -72.22208
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