Home > AK > Kenai Peninsula County > Seward > Zip 99664

Zip Code 99664 — Seward, AK

99664 is a ZIP Code associated with Seward, AK, located within Kenai Peninsula. The postal region supports an estimated population of 4,698 residents across Data Pending housing units, with a population density of 0.7 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (60.137140, -149.471230)

Data MetricLocal Statistic
Postal / Zip Code99664
Primary CitySeward
State / ProvinceAK
CountyKenai Peninsula
Total Population4,698
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density0.7 people/sq mi
TimezoneAmerica/Anchorage

How 99664 Compares

MetricZIP 99664Kenai Peninsula CountyAK State Average
Population4,69860,413735,134
Median IncomeData PendingN/AN/A
Population Density0.7 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 99572Cooper Landing31.7 mi241N/A
Zip 99568Clam Gulch32.3 mi465N/A
Zip 99631Moose Pass32.7 mi222N/A
Zip 99605Hope48.1 mi23N/A
Zip 99672Sterling53.0 mi4,091N/A

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 →