Home > AK > Kusilvak County > Hooper Bay > Zip 99604

Zip Code 99604 — Hooper Bay, AK

ZIP Code 99604 is associated with Hooper Bay, AK, in Kusilvak County. The listed population estimate is 903; estimated density is 46.5 people per square mile. Among records with population estimates, it ranks #5 of 11 in Kusilvak County and #74 of 236 in AK.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (61.526130, -166.114580)

Data MetricLocal Statistic
Postal / Zip Code99604
Primary CityHooper Bay
State / ProvinceAK
CountyKusilvak
Total Population903
Population Density46.5 people/sq mi
TimezoneAmerica/Nome

How 99604 Compares

MetricZIP 99604Kusilvak County recordsAK records
Population estimate9038,112 (sum)735,134 (sum)
Population Density46.5 /sq mi----
County population rank#5 of 11----
State population rank#74 of 236----

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 AK

ZIP CodeCityDistancePopulation estimate
ZIP 99563Chevak25.0 mi494
ZIP 99662Scammon Bay27.9 mi440
ZIP 99681Tununak72.1 mi384
ZIP 99666Nunam Iqua72.2 miN/A
ZIP 99637Toksook Bay75.7 mi833

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 →