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zipcodes.pro — CITY/AK/NIKISKI

Nikiski ZIP code, Alaska

The ZIP code for Nikiski, AK is 99635.

USPS city name
1 ZIP code
Overlapping the city
1 more
Population
4,773
State
Alaska

Mail addressed to Nikiski 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.

Nikiski in numbers

About 4,773 people live in Nikiski, in 1,577 households, the 27th-largest of Alaska's 322 census places. The median household income is $65,863 a year, 29% below the Alaska median of $92,788 (US: $80,734). The median owner-occupied home is valued at $312,600 (11% below the Alaska median), and median gross rent is $996 a month. The median age is 36.5; 14.0% of adults 25 and over hold a bachelor's degree or higher (31.7% across Alaska); the average commute takes 28 minutes.

Population4,773Nikiski4,773
Households1,577Nikiski1,577
Median age36.5Nikiski36.5Alaska35.8US 38.9
Median household income$65,863Nikiski$65,863Alaska$92,788US $80,734
Median home value$312,600Nikiski$312,600Alaska$352,900US $332,700
Median gross rent$996Nikiski$996Alaska$1,419US $1,413
Bachelor's degree or higher14.0%Nikiski14.0%Alaska31.7%US 35.7%
Mean commute27.7 minNikiski27.7 minAlaska19.4 minUS 26.4 min
Population density69 / sq miNikiski69 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Nikiski CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Nikiski

ZIP codes with the USPS city name Nikiski
ZIP City Type Population Median income Median home
99635 Nikiski , AK Standard 100 — —

Other ZIP codes overlapping Nikiski

These ZIP codes cover part of Nikiski but are addressed as somewhere else.

ZIP codes overlapping Nikiski
ZIP City Type Population Median income Median home
99611 Kenai , AK Standard 16,510 $79,757 $308,500

Map of Nikiski ZIP codes

99635

The ZIP codes of Nikiski, AK, 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 Nikiski

The nearest larger towns are Kenai (7,641 people, 11 mi), Kalifornsky (8,663 people, 19 mi) and Sterling (6,323 people, 19 mi).

Towns near Nikiski
TownPopulationDistance
Kenai 7,641 11.3 mi
Soldotna 4,485 17.4 mi
Kalifornsky 8,663 18.8 mi
Sterling 6,323 19.1 mi

More nearby: every ZIP code in Kenai Peninsula Borough · Alaska ZIP codes

Cite this page

zipcodes.pro. “Nikiski, AK ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ak/nikiski

Underlying data is public domain or openly licensed — sources, vintages and licences.