Nikiski is a community in Kenai Peninsula Borough, Alaska, home to about 4,773 people across 69 square miles. It has no ZIP code of its own: it’s part of 99611.
Homes sold for a median of $245 per square foot in the three months ending August 2026, a seller’s market.
Mostly Kenai; part is in Nikiski
Each card is that ZIP code’s whole market, including any part outside Nikiski. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Nikiski’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Ted Stevens Anchorage International Airport (ANC)58 miles away |
|---|---|
| Closer regional airport | Kenai Municipal Airport (ENA)3 miles away |
| Nearest city of 250,000+ | Anchorage, AK77 miles away |
Straight-line distances from the center of Nikiski; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Nikiski had 4,456 residents in the 2020 census, up 3% since 2000.
It’s the 27th largest of 321 towns in Alaska by population.
Kenai Peninsula Borough grew from 6,097 residents in 1960 to 58,799 in 2020.
Kenai Peninsula Borough, 1960–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 63°F in summer, and winter lows average 7°F. About 18.3 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Kenai Muni Ap, AK weather station (2 miles away).
15,786 jobs at 2,405 businesses in Kenai Peninsula Borough. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
245 doctors and other health care providers list an office in Nikiski.
Nearest hospitals
Providers with an office here
| Primary care doctors | 19 |
|---|---|
| Specialist doctors | 2 |
| Dentists | 20 |
| Nurse practitioners and physician assistants | 30 |
| Mental health providers | 128 |
| Physical and occupational therapists | 32 |
| Optometrists | 10 |
| Chiropractors | 4 |
| Pharmacies | 5 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (6 nearby)
Grocery stores (4 nearby)
Libraries (1 nearby)
Museums (1 nearby)
Counts are within about 5.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Kenai Peninsula Borough School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Mt. View ElementaryKenai | Pre-K–5 | 449 | Public | 4.3 mi |
| Nikiski North Star ElementaryKenai | Pre-K–5 | 214 | Public | 3.4 mi |
| Aurora Borealis Charter SchoolKenai | K–8 | 199 | Charter | 4.2 mi |
| Kaleidoscope School of Arts & ScienceKenai | K–5 | 205 | Charter | 3.3 mi |
| Kenai Middle SchoolKenai | 6–8 | 408 | Public | 3.9 mi |
| Marathon SchoolKenai | 7–12 | 8 | Alternative Education | 3.4 mi |
| Kenai Alternative High SchoolKenai | 9–12 | 45 | Alternative Education | 4.2 mi |
| Kenai Central High SchoolKenai | 9–12 | 525 | Public | 3.9 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Wings Christian AcademyKenai | K–11 | 17 | Christian (no specific denomination) | 6.9 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Kenai, Kalifornsky, Salamatof, Ridgeway and Point Possession.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.