ZIP code · Deweyville · Utah · United States
ZIP code 84309 — Deweyville
ZIP code 84309 serves Deweyville, Utah.
- Postal code
- 84309Single source Value from one source, not cross-checked.
- City
- Deweyville
- County
- Box Elder FIPS 49003
- State
- Utah
- Country
- United States
- Coordinates
- 41.6972, -112.0947 — precision precise (locality)
View on OpenStreetMap - Population
- 791 (ZCTA, ACS 5-year)
- Population density
- 92 / sq mi
- Land area
- 8.6 sq mi (22.3 km²) (ZCTA, ACS 5-year)
- Median household income
- $106,667
- Per-capita income
- $27,473
- Median age
- 34.1
- Households
- 178
- Housing units
- 258
- Median home value
- $459,400
- Congressional district
- UT-1 (119th Congress)
- USDA hardiness zone
- 6b (-5 to 0 °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 84309 with another ZIP · ZIPs within 25 miles · distance from 84309
Map of ZIP code 84309
Climate — monthly normals
Warmest month Jul (avg high 91°F), coldest Jan (avg low 19°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 36 | 41 | 53 | 61 | 70 | 81 | 91 | 90 | 79 | 65 | 49 | 37 |
| Avg low °F | 19 | 23 | 32 | 37 | 46 | 53 | 62 | 60 | 50 | 38 | 28 | 21 |
| Precip in | 2.1 | 1.5 | 1.3 | 1.4 | 2.0 | 1.2 | 0.6 | 0.8 | 1.1 | 1.5 | 1.0 | 1.6 |
NOAA 1991–2020 climate normals from the nearest station: TREMONTON (3.7 mi) · NOAA NCEI
Places in ZIP 84309
- 2 parks
- 1 places of worship
- 1 police & fire 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