Island Park ZIP code, Idaho
The ZIP code for Island Park, ID is 83429, and its area codes are 208 and 986.
- USPS city name
- 1 ZIP code
- Overlapping the city
- 1 more
- Population
- 170
- County
- Fremont County
- State
- Idaho
Mail addressed to Island Park uses the ZIP code above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.
ZIP codes addressed as Island Park
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
83429 | Island Park , ID | Standard | 628 | $78,565 | $502,200 |
Other ZIP codes overlapping Island Park
These ZIP codes cover part of Island Park but are addressed as somewhere else.
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
83433 | Macks Inn , ID | Standard | 36 | $94,250 | $265,000 |
Map of Island Park ZIP codes
The ZIP codes of Island Park, ID, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Towns near Island Park
The nearest larger towns are West Yellowstone, MT (1,474 people, 14 mi), Ashton (1,417 people, 32 mi) and St. Anthony (3,911 people, 43 mi).
More nearby: every ZIP code in Fremont County · Idaho ZIP codes
Cite this page
zipcodes.pro. “Island Park, ID ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/id/island-park
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