ZIP code · Chester · Montana · United States

ZIP code 59522 — Chester

ZIP code 59522 serves Chester, Montana.

Postal code
59522
Single source Value from one source, not cross-checked.
City
Chester
County
Liberty FIPS 30051
State
Montana
Country
United States
Coordinates
48.4541, -110.9798 — precision precise (locality)
View on OpenStreetMap
Population
1,227 (ZCTA, ACS 5-year)
Population density
1 / sq mi
Land area
821.9 sq mi (2,128.8 km²) (ZCTA, ACS 5-year)
Median household income
$54,583
Per-capita income
$30,764
Median age
35.9
Households
424
Housing units
529
Median home value
$132,500
Median gross rent
$657 / month
Congressional district
MT-2 (119th Congress)
USDA hardiness zone
4a (-30 to -25 °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 83°F), coldest Jan (avg low 3°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F293344566673838271574132
Avg low °F361728384652504127156
Precip in0.50.50.61.11.72.81.21.11.00.70.60.6

NOAA 1991–2020 climate normals from the nearest station: CHESTER (3.9 mi) · NOAA NCEI

Places in ZIP 59522

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