ZIP code · Grass Range · Montana · United States
ZIP code 59032 — Grass Range
ZIP code 59032 serves Grass Range, Montana.
- Postal code
- 59032Single source Value from one source, not cross-checked.
- City
- Grass Range
- County
- Fergus FIPS 30027
- State
- Montana
- Country
- United States
- Coordinates
- 47.0259, -108.8271 — precision precise (locality)
View on OpenStreetMap - Population
- 380 (ZCTA, ACS 5-year)
- Population density
- 1 / sq mi
- Land area
- 559.5 sq mi (1,449 km²) (ZCTA, ACS 5-year)
- Median household income
- $26,750
- Per-capita income
- $25,008
- Median age
- 45.7
- Households
- 185
- Housing units
- 228
- Median home value
- $122,500
- Median gross rent
- $486 / 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
- 406Telephone 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.
Tools: compare 59032 with another ZIP · ZIPs within 25 miles · distance from 59032
Map of ZIP code 59032
Climate — monthly normals
Warmest month Jul (avg high 83°F), coldest Jan (avg low 14°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 37 | 39 | 48 | 57 | 66 | 74 | 83 | 83 | 73 | 59 | 46 | 38 |
| Avg low °F | 14 | 16 | 23 | 31 | 40 | 47 | 53 | 52 | 44 | 33 | 23 | 15 |
| Precip in | 0.7 | 0.5 | 0.9 | 1.9 | 3.4 | 3.2 | 1.7 | 1.7 | 1.5 | 1.3 | 0.7 | 0.6 |
NOAA 1991–2020 climate normals from the nearest station: GRASS RANGE (1.1 mi) · NOAA NCEI
Places in ZIP 59032
- 2 schools
- 1 parks
- 1 post offices
- 2 places of worship
- 1 gas stations
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