ZIP code · Island Park · Idaho · United States
ZIP code 83429 — Island Park
ZIP code 83429 serves Island Park, Idaho.
- Postal code
- 83429Single source Value from one source, not cross-checked.
- City
- Island Park
- County
- Fremont FIPS 16043
- State
- Idaho
- Country
- United States
- Coordinates
- 44.4466, -111.3679 — precision precise (locality)
View on OpenStreetMap - Population
- 742 (ZCTA, ACS 5-year)
- Population density
- 2 / sq mi
- Land area
- 494.6 sq mi (1,281 km²) (ZCTA, ACS 5-year)
- Median household income
- $79,750
- Per-capita income
- $41,221
- Median age
- 66.9
- Households
- 381
- Housing units
- 3,388
- Median home value
- $473,300
- Congressional district
- ID-2 (119th Congress)
- USDA hardiness zone
- 4a (-30 to -25 °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)
Tools: compare 83429 with another ZIP · ZIPs within 25 miles · distance from 83429
Map of ZIP code 83429
Climate — monthly normals
Warmest month Aug (avg high 77°F), coldest Jan (avg low 6°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 27 | 30 | 39 | 47 | 59 | 67 | 77 | 77 | 68 | 51 | 36 | 26 |
| Avg low °F | 6 | 8 | 15 | 23 | 32 | 38 | 43 | 40 | 32 | 24 | 14 | 6 |
| Precip in | 3.5 | 2.6 | 2.0 | 2.4 | 3.0 | 2.6 | 1.2 | 1.1 | 1.7 | 2.1 | 2.5 | 4.0 |
NOAA 1991–2020 climate normals from the nearest station: ISLAND PARK (1.9 mi) · NOAA NCEI
Places in ZIP 83429
- 2 supermarkets
- 4 restaurants & cafés
- 6 parks
- 1 post offices
- 1 banks
- 6 gas stations
- 1 EV charging 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