ZIP code · Coolin · Idaho · United States
ZIP code 83821 — Coolin
ZIP code 83821 serves Coolin, Idaho.
- Postal code
- 83821Single source Value from one source, not cross-checked.
- City
- Coolin
- County
- Bonner FIPS 16017
- State
- Idaho
- Country
- United States
- Coordinates
- 48.5228, -116.8408 — precision precise (locality)
View on OpenStreetMap - Population
- 241 (ZCTA, ACS 5-year)
- Population density
- 5 / sq mi
- Land area
- 49.7 sq mi (128.6 km²) (ZCTA, ACS 5-year)
- Per-capita income
- $83,641
- Median age
- 65.1
- Households
- 137
- Housing units
- 1,080
- Median home value
- $573,600
- 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/Los_Angeles (UTC−8 / UTC−7 DST)
Tools: compare 83821 with another ZIP · ZIPs within 25 miles · distance from 83821
Map of ZIP code 83821
Climate — monthly normals
Warmest month Jul (avg high 83°F), coldest Feb (avg low 22°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 32 | 37 | 46 | 57 | 68 | 74 | 83 | 83 | 72 | 54 | 38 | 31 |
| Avg low °F | 22 | 22 | 26 | 31 | 39 | 44 | 48 | 46 | 39 | 32 | 27 | 22 |
| Precip in | 4.0 | 2.6 | 3.4 | 2.5 | 2.8 | 2.6 | 1.0 | 0.9 | 1.3 | 2.9 | 4.2 | 4.5 |
NOAA 1991–2020 climate normals from the nearest station: PRIEST RVR EXP STN (11.9 mi) · NOAA NCEI
Places in ZIP 83821
- 1 supermarkets
- 3 restaurants & cafés
- 1 parks
- 1 post offices
- 1 gas 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