County Dossier

Montgomery County

Kansas | County

Population

30,940

Land Area

643.6 sq mi

Context

Nonmetro

Geography

County silhouette

Land Area
643.6 sq mi
Water Area
7.9 sq mi
Water Share
1.2%

Terrain Layer

Open the county terrain view inside the atlas flow.

Terra Firma

Population & Housing

Population

30,940

Density
48.1 / sq mi
Households
12,880
Housing Units
15,538
Median Age
41.2 years

Income & Economy

Median Household Income

$55,697

GDP

$3.00B

Real GDP Change+7.6%
Per Capita Income
$30,146
Personal Income
$1.47B
Personal Income Per Capita
$48,328

Classification

RUCC 7
Nonmetro

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

Relief

Min

677 ft

Mean

831 ft

Max

1,105 ft

Provenance

GEOID 20125 ANSI 00485027
Latitude 37.18954 Longitude -95.74240
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