ZIP code · Joliet · Montana · United States

ZIP code 59041 — Joliet

ZIP code 59041 serves Joliet, Montana.

Postal code
59041
Single source Value from one source, not cross-checked.
City
Joliet
County
Carbon FIPS 30009
State
Montana
Country
United States
Coordinates
45.4941, -108.9922 — precision precise (locality)
View on OpenStreetMap
Population
2,224 (ZCTA, ACS 5-year)
Population density
12 / sq mi
Land area
191.5 sq mi (495.9 km²) (ZCTA, ACS 5-year)
Median household income
$77,442
Per-capita income
$40,523
Median age
47.7
Households
778
Housing units
904
Median home value
$325,500
Median gross rent
$1,163 / month
Congressional district
MT-2 (119th Congress)
USDA hardiness zone
5a (-20 to -15 °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 Jul (avg high 86°F), coldest Jan (avg low 10°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F363949576676868474594536
Avg low °F101219273644504839291911
Precip in0.50.60.81.92.72.10.90.91.31.60.70.6

NOAA 1991–2020 climate normals from the nearest station: JOLIET (1.7 mi) · NOAA NCEI

Places in ZIP 59041

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