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Nikiski, Alaska

Census designated place in Kenai Peninsula Borough, Alaska · ZIP 99611

  • Kenai Peninsula Borough
  • Census data · ACS 2019-2023
  • 2 public schools
  • 4,656 (2019-2023 estimate)Population
  • 1,598Households
  • $63,023Median household income
  • $309,200Median home value
  • 2Public schools
  • 1ZIP codes

About Nikiski

This page shows only what has been published about Nikiski: Census facts with their sources first, then its businesses, jobs, events, people in public roles, housing and questions as they are added. Nothing here is written by the town government.

Town intelligenceOfficial sources, refreshed yearly

Population, 2000 to 2020+3.0%
4.3k4.4k4.5k2000: 4,32720002010: 4,49320102020: 4,45620204,3274,456
Population of Nikiski at each census
CensusPopulation
20004,327
20104,493
20204,456

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, place level, state 02, retrieved November 14, 2026; Census 2010 Summary File 1: total population, place level, state 02, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 02, retrieved November 14, 2026.

Household income in Nikiski
Under $50k40.3%
$50k to $100k28.4%
$100k to $150k13%
$150k to $200k8.7%
$200k and over9.6%

Median household income $63,023 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 02, retrieved November 14, 2026.

Housing tenure in Nikiski
Owner occupied
1,271 units
Renter occupied
327 units
Vacancy rate
15.6%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, place level, state 02, retrieved November 14, 2026.

Nikiski compared with its county and state
Nikiski compared with its county and state, American Community Survey 2019-2023
MeasureNikiskiKenai Peninsula BoroughAlaska
Population4,65659,843733,971
Median household income$63,023$77,722$89,336
Median age37.141.535.6
Median home value$309,200$297,500$333,300
Bachelor’s degree or higher15.6%29.4%31.2%
Foreign-born residents2.7%3.9%7.8%
Owner-occupied homes79.5%76.8%66.6%
Mean commute to work30.2 minutes20.4 minutes19.5 minutes

Source: American Community Survey 5-year data profile 2019–2023, place level, state 02, retrieved November 14, 2026.

CommunityRules and moderation

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Schools

Public schools in Nikiski2
Public schools in Nikiski, NCES directory 2023–2024
SchoolTypeGradesDistrict
Nikiski North Star ElementaryPublicPre-K–5Kenai Peninsula Borough School District
Nikiski Middle/Senior High SchoolPublic6–12Kenai Peninsula Borough School District

Open public schools in the NCES directory for 2023–2024, placed by their listed location; private schools are not in the source. Enrollment and ratings are not shown.

Sources: NCES Common Core of Data, public school directory 2023–2024, retrieved November 14, 2026; NCES EDGE public school geocodes 2024–2025, retrieved November 14, 2026.

Legislative districts

Legislative districts for Nikiski3
Congressional and state legislative districts for Nikiski
ChamberDistrict
U.S. House of RepresentativesCongressional District (at Large) (AK at large)
State legislature, lower chamberState House District 8
State legislature, upper chamberState Senate District D

Boundaries from the Census Bureau’s TIGER/Line district files, matched to Nikiski’s own boundary. Who holds each seat appears on the People page once the official records are approved.

Sources: Census cartographic boundaries 2025: congressional districts, 119th Congress, retrieved November 14, 2026; Census cartographic boundaries 2025: state legislative districts, upper chamber, state 02, retrieved November 14, 2026; Census cartographic boundaries 2025: state legislative districts, lower chamber, state 02, retrieved November 14, 2026.

Frequently asked about NikiskiPromoted from questions people asked

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Nearby towns

Other towns in Kenai Peninsula Borough

All towns in Kenai Peninsula Borough