County Dossier

Harper County

Oklahoma | County

Population

3,203

Land Area

1,038.6 sq mi

Context

Nonmetro

Geography

County silhouette

Land Area
1,038.6 sq mi
Water Area
2.0 sq mi
Water Share
0.2%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

3,203

Density
3.1 / sq mi
Households
1,333
Housing Units
1,714
Median Age
40.9 years

Income & Economy

Median Household Income

$64,053

GDP

$329.01M

Real GDP Change+12.1%
Per Capita Income
$30,811
Personal Income
$236.33M
Personal Income Per Capita
$73,644

Classification

RUCC 9
Nonmetro

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

Relief

Min

1,583 ft

Mean

1,987 ft

Max

2,468 ft

Provenance

GEOID 40059 ANSI 01101817
Latitude 36.80035 Longitude -99.66281
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