ZIP code · Midvale · Idaho · United States
ZIP code 83645 — Midvale
ZIP code 83645 serves Midvale, Idaho.
- Postal code
- 83645Single source Value from one source, not cross-checked.
- City
- Midvale
- County
- Washington FIPS 16087
- State
- Idaho
- Country
- United States
- Coordinates
- 44.4420, -116.7038 — precision precise (locality)
View on OpenStreetMap - Population
- 887 (ZCTA, ACS 5-year)
- Population density
- 2 / sq mi
- Land area
- 416.9 sq mi (1,079.9 km²) (ZCTA, ACS 5-year)
- Median household income
- $73,333
- Per-capita income
- $31,687
- Median age
- 48.4
- Households
- 330
- Housing units
- 377
- Median home value
- $296,500
- Median gross rent
- $800 / month
- Congressional district
- ID-1 (119th Congress)
- USDA hardiness zone
- 6a (-10 to -5 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Boise (UTC−7 / UTC−6 DST)
- Area code
- 208Telephone 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 83645 with another ZIP · ZIPs within 25 miles · distance from 83645
Map of ZIP code 83645
Climate — monthly normals
Warmest month Jul (avg high 93°F), coldest Jan (avg low 17°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 30 | 37 | 51 | 62 | 72 | 80 | 93 | 92 | 80 | 63 | 44 | 32 |
| Avg low °F | 17 | 21 | 29 | 35 | 42 | 49 | 56 | 54 | 44 | 34 | 26 | 19 |
| Precip in | 3.2 | 2.4 | 2.3 | 1.6 | 1.8 | 1.3 | 0.4 | 0.3 | 0.6 | 1.3 | 2.4 | 3.9 |
NOAA 1991–2020 climate normals from the nearest station: CAMBRIDGE (9.2 mi) · NOAA NCEI
Places in ZIP 83645
- 3 schools
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