St. Mary's, AK ZIP Codes

One ZIP code serves St. Mary's, Alaska: 99658. Together they are home to 979 residents in 293 households.

St. Mary's city limits (Census)

MeasureCensus figure
Residents810
Households248
Median household income$53,750
Median home value$122,900
Median age28.1
Median rent$1,125

All 1 ZIP codes together

MeasureValue
Residents (sum of ZIP codes)979
Households (sum of ZIP codes)293
Median household income, range across ZIP codes$47,188 (99658) to $47,188 (99658)
Household-weighted average of ZIP medians (an approximation, not a true median)$47,188
Homeowners60.8%
Households with kids under 1859.4%
Moved in the past year7.0%
Carrier routes in EDDM2GO's route librarynot loaded yet

Every ZIP code in St. Mary's

ZIPMailing cityResidentsHouseholdsMedian incomeHome valueHomeownersWith kidsNew moversCarrier routesMailboxesWhy listed
99658Saint Marys979293$47,188$122,90060.8%59.4%7.0%——96% of its land

A ZIP code is listed for St. Mary's when at least 10% of its land lies inside St. Mary's city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is St. Mary's. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside St. Mary's.

Counties

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EDDM guides

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Frequently asked questions

What ZIP codes are in St. Mary's, AK?
99658. A ZIP code is listed for St.
What is the population of St. Mary's, AK?
The Census Bureau counts 810 residents inside St. Mary's city limits (ACS 2020–2024). The 1 ZIP code that serve St. Mary's hold 979 residents in all.
What is the median household income in St. Mary's, AK?
$53,750 inside St. Mary's city limits, per the Census Bureau. Across its ZIP codes the medians run from $47,188 to $47,188.

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.