Nikiski, AK ZIP codes

1 ZIP/ZCTA intersecting this Census place (CDP) in Kenai Peninsula.

ACS 2023 population

4,656

Median household income

$63,023

Median home value

$309,200

U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Nikiski (GEOID 0254050). Methodology

Combined population of ZIP/ZCTAs intersecting this place: 16,028 (1 ZIPs).

Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology

Map of Nikiski, AK

Census place boundary and intersecting ZIP Code Tabulation Areas for Nikiski, AK — Census place boundary for Nikiski, AK. Intersecting ZCTAs may extend past the city limit. Not a USPS city limit. Boundaries: U.S. Census Bureau. Methodology · Data sources

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ZIP/ZCTA overlap with Nikiski

Population overlap

Share of each ZIP/ZCTA’s population located within Nikiski, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.

9961128.2%

ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology

ZIP codes intersecting Nikiski

ZIP	City	County	Population	Income
99611	Kenai	Kenai Peninsula Borough	16,028	$69,816

USPS associates these ZIPs with Nikiski

These codes list Nikiski as a primary or acceptable city. They are not used for the ACS headline.

ZIP	City	County	Population	Income
99635	Nikiski	Kenai Peninsula Borough	106	—