ZIP code · Chester · Utah · United States
ZIP code 84623 — Chester
ZIP code 84623 serves Chester, Utah.
- Postal code
- 84623Single source Value from one source, not cross-checked.
- City
- Chester
- County
- Sanpete FIPS 49039
- State
- Utah
- Country
- United States
- Coordinates
- 39.4761, -111.5630 — precision precise (locality)
View on OpenStreetMap - Population
- 336 (ZCTA, ACS 5-year)
- Population density
- 20 / sq mi
- Land area
- 16.6 sq mi (43.1 km²) (ZCTA, ACS 5-year)
- Per-capita income
- $14,658
- Median age
- 16.6
- Households
- 107
- Housing units
- 107
- Congressional district
- UT-4 (119th Congress)
- USDA hardiness zone
- 5b (-15 to -10 °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
- 435 (from the nearest rate centre)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.
Tools: compare 84623 with another ZIP · ZIPs within 25 miles · distance from 84623
Map of ZIP code 84623
Climate — monthly normals
Warmest month Jul (avg high 89°F), coldest Jan (avg low 13°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 38 | 43 | 55 | 62 | 71 | 82 | 89 | 87 | 79 | 66 | 52 | 38 |
| Avg low °F | 13 | 18 | 25 | 30 | 37 | 44 | 52 | 51 | 42 | 32 | 22 | 13 |
| Precip in | 1.1 | 1.1 | 1.0 | 1.2 | 1.3 | 0.7 | 0.9 | 0.9 | 1.0 | 1.2 | 0.9 | 1.2 |
NOAA 1991–2020 climate normals from the nearest station: MORONI (3.7 mi) · NOAA NCEI
Places in ZIP 84623
- 1 post offices
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