Home > ID > Fremont County > Island Park > Zip 83429

Zip Code 83429 — Island Park, ID

ZIP Code 83429 is associated with Island Park, ID, in Fremont County. The listed population estimate is 628; estimated density is 0.5 people per square mile. Among records with population estimates, it ranks #3 of 6 in Fremont County and #187 of 276 in ID.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (44.486740, -111.373660)

Data MetricLocal Statistic
Postal / Zip Code83429
Primary CityIsland Park
State / ProvinceID
CountyFremont
Total Population628
Population Density0.5 people/sq mi
TimezoneAmerica/Boise

How 83429 Compares

MetricZIP 83429Fremont County recordsID records
Population estimate62811,766 (sum)1,933,906 (sum)
Population Density0.5 /sq mi----
County population rank#3 of 6----
State population rank#187 of 276----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in ID

ZIP CodeCityDistancePopulation estimate
ZIP 83433Macks Inn2.8 mi36
ZIP 83420Ashton29.6 mi2,580
ZIP 83445Saint Anthony33.8 mi7,975
ZIP 83421Chester34.4 mi220
ZIP 83438Parker41.1 mi327

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →