ZIP code · Custer · Montana · United States

ZIP code 59024 — Custer

ZIP code 59024 serves Custer, Montana.

Postal code
59024
Single source Value from one source, not cross-checked.
City
Custer
County
Yellowstone FIPS 30111
State
Montana
Country
United States
Coordinates
46.1302, -107.5958 — precision precise (locality)
View on OpenStreetMap
Population
295 (ZCTA, ACS 5-year)
Population density
1 / sq mi
Land area
486.5 sq mi (1,260.1 km²) (ZCTA, ACS 5-year)
Median household income
$70,250
Per-capita income
$32,930
Median age
59.1
Households
137
Housing units
197
Median home value
$190,600
Median gross rent
$406 / month
Congressional district
MT-2 (119th Congress)
USDA hardiness zone
4b (-25 to -20 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/Denver (UTC−7 / UTC−6 DST)
Area code
406
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Climate — monthly normals

Warmest month Aug (avg high 85°F), coldest Jan (avg low 10°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F343746556575858573584536
Avg low °F101220293948545242301912
Precip in0.50.60.71.62.62.61.40.91.21.40.50.4

NOAA 1991–2020 climate normals from the nearest station: POMPEYS PILLAR 15N (20.1 mi) · NOAA NCEI

Places in ZIP 59024

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page