Home > AK > Kenai Peninsula County > Ninilchik > Zip 99639

Zip Code 99639 — Ninilchik, AK

99639 is a ZIP Code associated with Ninilchik, AK, located within Kenai Peninsula. The postal region supports an estimated population of 1,175 residents across Data Pending housing units, with a population density of 1.3 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (59.996020, -151.361770)

Data MetricLocal Statistic
Postal / Zip Code99639
Primary CityNinilchik
State / ProvinceAK
CountyKenai Peninsula
Total Population1,175
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1.3 people/sq mi
TimezoneAmerica/Anchorage

How 99639 Compares

MetricZIP 99639Kenai Peninsula CountyAK State Average
Population1,17560,413735,134
Median IncomeData PendingN/AN/A
Population Density1.3 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 99556Anchor Point15.1 mi2,866N/A
Zip 99610Kasilof20.7 mi2,222N/A
Zip 99669Soldotna31.5 mi15,395N/A
Zip 99603Homer33.0 mi11,693N/A
Zip 99568Clam Gulch37.9 mi465N/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 →