Old Harbor is a city in Kodiak Island Borough, Alaska, home to about 162 people across 16 square miles. Its ZIP code is 99643.
All in Old Harbor
We’re writing up Old Harbor’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)298 miles away |
|---|---|
| Closer regional airport | Kodiak Airport (ADQ)48 miles away |
| Nearest city of 250,000+ | Anchorage, AK309 miles away |
Straight-line distances from the center of Old Harbor; 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.
Old Harbor had 216 residents in the 2020 census, down 9% since 2000.
It’s the 200th largest of 321 towns in Alaska by population.
Kodiak Island Borough grew from 7,174 residents in 1960 to 13,101 in 2020.
Kodiak Island 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 26°F. About 78.5 inches of rain and melted snow fall in a typical year, with about 70 inches of snow.
Source: NOAA 1991–2020 climate normals, Kodiak Ap, AK weather station (49 miles away).
4,489 jobs at 450 businesses in Kodiak Island Borough. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Old Harbor.
Nearest hospitals
Providers with an office here
| Mental health providers | 1 |
|---|
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.
Public schools here are run by Kodiak Island Borough School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Old Harbor SchoolOld Harbor | K–12 | 39 | Public | 0.1 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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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.