St. Mary's is a city in Kusilvak Census Area, Alaska, home to about 810 people across 45 square miles. Its ZIP code is 99658.
All in St. Mary's
We’re writing up St. Mary's’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)439 miles away |
|---|---|
| Closer regional airport | Emmonak Airport (EMK)61 miles away |
| Nearest city of 250,000+ | Anchorage, AK462 miles away |
Straight-line distances from the center of St. Mary's; 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.
St. Mary's had 599 residents in the 2020 census, up 20% since 2000.
It’s the 88th largest of 321 towns in Alaska by population.
Source: U.S. Census Bureau decennial censuses.
629 jobs at 71 businesses in Kusilvak Census Area. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
2 doctors and other health care providers list an office in St. Mary's.
Providers with an office here
| Nurse practitioners and physician assistants | 1 |
|---|---|
| Mental health providers | 1 |
Source: providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Grocery stores
Counts are within about 4.5 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 Saint Mary's School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Saint Mary's SchoolSaint Mary's | Pre-K–12 | 178 | Public | 4.8 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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Shares ZIP codes with Pitkas Point.
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.