ZIP code · Caldwell · Idaho · United States
ZIP code 83607 — Caldwell
ZIP code 83607 serves Caldwell, Idaho.
- Postal code
- 83607Single source Value from one source, not cross-checked.
- City
- Caldwell
- County
- Canyon FIPS 16027
- State
- Idaho
- Country
- United States
- Coordinates
- 43.6186, -116.7501 — precision precise (locality)
View on OpenStreetMap - Population
- 33,804 (ZCTA, ACS 5-year)
- Population density
- 147 / sq mi
- Land area
- 230 sq mi (595.6 km²) (ZCTA, ACS 5-year)
- Median household income
- $80,170
- Per-capita income
- $32,649
- Median age
- 35.5
- Households
- 11,555
- Housing units
- 11,858
- Median home value
- $385,100
- Median gross rent
- $1,404 / month
- Congressional district
- ID-1 (119th Congress)
- USDA hardiness zone
- 7a (0 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)
Tools: compare 83607 with another ZIP · ZIPs within 25 miles · distance from 83607
Map of ZIP code 83607
Climate — monthly normals
Warmest month Jul (avg high 90°F), coldest Dec (avg low 24°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 40 | 47 | 58 | 65 | 73 | 81 | 90 | 89 | 80 | 66 | 50 | 40 |
| Avg low °F | 25 | 27 | 34 | 38 | 46 | 52 | 59 | 57 | 49 | 39 | 31 | 24 |
| Precip in | 1.2 | 1.0 | 1.1 | 1.1 | 1.1 | 0.7 | 0.3 | 0.2 | 0.4 | 0.8 | 1.1 | 1.1 |
NOAA 1991–2020 climate normals from the nearest station: DEER FLAT DAM (2.9 mi) · NOAA NCEI
Places in ZIP 83607
- 16 schools
- 2 supermarkets
- 6 restaurants & cafés
- 25 parks
- 23 playgrounds
- 7 gyms & sports centres
- 1 post offices
- 5 places of worship
- 1 banks
- 8 gas stations
- 1 EV charging stations
- 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