ZIP Code 99660 in Saint Paul Island, AK

Data Last Updated: February 1, 2026
City:Saint Paul Island, Alaska
City Alias:Saint Paul, St Paul, St Paul Isle
Names to Avoid:
St Paul Island
Borough:Aleutians West Borough
Timezone:Alaska (GMT -09:00)
Local Time:9:23:15 AM
Population:413 [See All]
Area Code:907
Classification:PO Box
Coordinates:57.1810, -170.2672
Land Area:42.284 sq mi
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In the United States, a county equivalent is a political or administrative subdivision of a state. It has a specific geographic area and some level of governmental authority. The term "county" is used in 47 states. Alaska, Louisiana, and Connecticut have functionally equivalent subdivisions called Boroughs, Parishes, and Planning Regions, respectively. They functionally act like counties by subdividing the state.

99660 - Saint Paul Island, AK

ZIP Code 99660, Saint Paul Island

Tribal
LocationAleutians West County, AK
Area44.4 sq mi
Population413
Households135
PO Boxes127 (94% adoption)
Median Age37.5 years
Also Known AsSt Paul Island (added Mar 2011)
ZIP CreatedBefore Oct 2004
Key Facts
  • Saint Paul Island is home to 413 residents, with 358 identifying as Native American (87% of the population)
  • All 135 households use PO Boxes exclusively—there's no street delivery anywhere on the island
  • The post office maintains 127 active PO Boxes, serving not just residents but seasonal workers and businesses
  • Households average 3.06 people each, reflecting extended family living arrangements common in Alaska Native communities
  • Median household income of $98,750 is driven by commercial fishing, particularly fur seal and halibut operations
  • Only three streets have delivery records: Harbor Road, Naomi Street, and Polovina Turnpike

Mail Delivery in Isolation

The PO Box system isn't optional here. All 135 households rely on post office boxes for mail delivery, with 127 boxes actively maintained. That's a 94% adoption rate, meaning nearly every household depends on this single facility. There's no street delivery alternative. The island's three named streets—Harbor Road, Naomi Street, and Polovina Turnpike—serve physical access but don't support carrier routes.

Community Structure

The community operates on a household ratio of 3.06 people per residence, typical of extended family structures common in Alaska Native villages. Median age sits at 37.5 years, suggesting a working-age population that supports the island's fishing economy. The Census counted 192 total housing units, but only 135 are occupied year-round. The remaining 57 units stay vacant, with 19 classified as seasonal—likely used during commercial fishing seasons.

Economic Profile

Median household income reaches $98,750, substantially higher than most rural Alaska communities. This reflects the lucrative fur seal and halibut fisheries that define island employment. Median home value stands at $107,100. The island supports 13 businesses employing 222 workers, an unusually high employment-to-population ratio that indicates seasonal commercial activity drawing workers from outside the permanent resident base.

Street Name Patterns

Maritime Infrastructure Minimal Street Network Functional Names

The island's three streets reflect its maritime economy and compact geography. Harbor Road connects to fishing operations, while Polovina Turnpike likely references historical seal harvest areas. The minimal street network—just three named routes—shows how PO Box delivery becomes necessary when physical infrastructure is limited by extreme geography.

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Population & Demographics


ZIP Code 99660 has 413 residents and 135 households (average 2.79 persons per household). The median age is 37.5 years, slightly older than the state (35.6) and slightly younger than the nation (38.8). The gender split is 55.2% male and 44.8% female, which is higher than the national male share (49.1%), making this a male-majority area. Largest groups are American Indian & Alaska Native (86.7%, much higher than the state average of 15.2% and well above the national average of 1.1%) and White (6.3%, much lower than the state average of 59.4% and well below the national average of 61.6%); Hispanic or Latino residents make up 1.2%, which is much lower than the national average (18.7%), and American Indian & Alaska Native share is much higher than both the state (15.2%) and national averages (1.1%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2024 American Community Survey (ACS) 5-Year Estimates.
2020 Population:413Source: Census DHC
2024 ACS Population Estimate:378Source: Census ACS
2026 ZC Population Estimate:0Source: ZIP-Codes.com
Population Density:9.8 people per sq mile
Average Income:$158,438Source: Census ACS
Households:135Source: Census DHC
Average House Value:$95,000Source: Census ACS
Persons Per Household:2.79Source: Census DHC
Average Family Size:3.91Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group201020112102201320142015201620172018201920202021202220232024
Census ACS Population Estimate--716643675612576525480425395399351349362378
Decennial Census479------------------413--------
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 37.5

Male Median Age: 39.7

Female Median Age: 35.3

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male161519161091218122321231677202
Female171313101019101710614158511322
Total332832262028223522293538241218524
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:266.50%
Black:10.25%
Hispanic:*51.25%
Asian:61.50%
American Indian:35889.50%
Hawaiian:20.50%
Other:20.50%
Total:400100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:22855.21%39.7 years
Females:18544.79%35.3 years
Total:413100%37.5 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:37599.21%
Native, born in PR, Island Areas, or abroad:00.00%
Foreign born, naturalized U.S. citizen:30.79%
Foreign born, not a U.S. citizen:00.79%
Total Population:378100%
Total Native Population:37599.21%
Total Foreign-born Population:30.79%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2024, the Median household income is $158,438, which is markedly greater than the national median ($80,734), is up $117,456 (286.6%) since 2011 and above its 2019 pre-pandemic level by $99,375. Family households earn a median of $96,667 versus $185,821 for nonfamily households (a difference of $89,154). By gender, male median income is $87,923 and female is $0, which is considerably lower than the national female median ($55,274), with a current gap of $87,923 that has widened from 2011 to 2024. The labor-force participation rate is 64.6%, which is modestly greater than the national rate (63.5%). The unemployment rate is 0.0%, which is considerably lower than the national rate (5.2%). The largest occupation group is Service (46.6%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type20112012201320142015201620172018201920202021202220232024
Median Household Income$40,982$37,750$38,750$49,375$57,708$60,000$63,571$60,833$59,063$67,500$60,000$83,214$98,750$158,438
Median Family Income$43,472$42,500$39,583$52,083$57,917$64,000$74,375$63,750$64,375$68,750$68,750$83,250$105,625$96,667
Median NonFamily Income$29,000$30,446$28,750$32,500$36,250$0$52,813$55,750$50,000$59,583$48,750$0$0$185,821
Median Male Income$23,155$24,167$31,125$41,667$42,917$42,375$51,250$62,969$62,500$67,375$72,361$82,632$85,150$87,923
Median Female Income$34,000$33,438$42,500$41,250$43,333$45,208$47,500$43,125$45,625$36,250$30,000$40,000$41,875$0
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:17858.36%
Unemployed:00.00%
Not In Labor Force:12741.64%
Total:305100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:3620.22%
Service:8346.63%
Sales and Office:52.81%
Natural resources, construction, and maintenance:63.37%
Production, transportation, and material moving:4826.97%
Total Civilian Employed Population:178100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2024, the median home value is $95,000, which is far less than the national median ($332,700), is up $5,500 (6.15%) since 2011 and above its 2019 pre-pandemic level by $9,100. The median gross rent is $971, which is well under the national median ($1,413), is up $240 (32.83%) since 2011 and above its 2019 pre-pandemic level by $51. Of occupied housing, owners make up 42.86% (12.12% with a mortgage, 87.88% free-and-clear) and renters 57.14% - making this ZIP Code higher than national rental averages. The vacancy rate is 24.51%, which is much higher than the national rate (10.12%).

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Home Value$89,500$87,200$88,900$98,300$93,800$86,800$87,700$88,300$85,900$0$0$103,600$107,100$95,000
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:920.45%
$1,000 to $1,499:36.82%
$1,500 to $1,999:24.55%
$2,000 to $2,499:00.00%
$2,500 to $2,999:00.00%
$3,000 or more:00.00%
No Rent:3068.18%
Total:44100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group20112102201320142015201620172018201920202021202220232024
Median Rent$731$699$1,000$981$942$892$908$1,016$920$1,000$1,025$983$967$971
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):45.19%
Owner Occupied (free and clear, no mortgage):2937.66%
Renter Occupied:4457.14%
Total Occupied Housing Units:77100%

Occupied Housing Units:7775.49%
Vacant Housing Units (not graphed):2524.51%
Total Housing Units:102100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:6462.75%
Multi-Family Units:3736.27%
Other Units:10.98%
Total Housing Units:102100%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2024, 15.50% of adults (25+) have a bachelor's degree or higher, which is far lower than the national rate (35.70%). High school or higher is 96.60%, which is far higher than the national rate (89.60%). The uninsured rate is 9.10%, which is comparable to the national rate (8.40%). Public coverage is 53.30%, which is well above the national rate (36.70%). The share of people in poverty is 3.30%, which is comparable to the national rate (8.80%), down 3.70 percentage points since 2011 and below its 2019 pre-pandemic level by 10.00 percentage points. This suggests a positive shift in the local economic and social landscape - higher incomes, steadier consumer demand, and a strengthening tax base. Among residents ages 3+, the largest enrollment group is college (41.94%). College enrollment is 41.94%, which is comparable to the national rate (26.70%), meaning the community mirrors broader higher-education participation.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:00.00%
9th to 12th grade, no diploma:103.45%
High school graduate (includes equivalency):14349.31%
Some college, no degree:9031.03%
Associate's degree:20.69%
Bachelor's degree:4314.83%
Graduate or professional degree:20.69%
Total:290100%
High school or higher:28096.55%
Bachelor's degree or higher:4515.52%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:18946.32%
Public Insurance:18745.83%
No Insurance:327.84%
Total:408100%
Has Health Insurance:37692.16%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2024)


Group20112102201320142015201620172018201920202021202220232024
% of People in Poverty6.7%6.5%9.4%9.7%11.7%11.4%13.3%16.9%13.0%13.2%16.3%12.2%3.0%3.3%
Source: U.S. Census 2011-2024 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:00.00%
Kindergarten:69.68%
Elementary school (grades 1-8):1930.65%
High school (grades 9-12):1117.74%
College or graduate school:2641.94%
Total:62100%
Early Childhood:69.68%
K-12 (Primary & Secondary School):3658.06%
Source: U.S. Census 2020-2024 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 99660 supports both business and residential activity. According to the Business Census (2024), there are 4 business establishments, employing about 222 people with an annual payroll of $7,310,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:141Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:4Source: CBP
1st Quarter Payroll:$4,129,000Source: CBP
Annual Payroll:$7,310,000Source: CBP
# of Employees:222Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 99660 is located in Aleutians West Borough, Alaska, within the Metropolitan Statistical Area (CBSA ) and Alaska's 0th Congressional District. This area has a population of 0 people, about 0.00% of whom live in ZIP Code 99660. It covers 42.284 sq mi of land and a water area of 2.672 sq mi.

CBSA Name:--Source: Census
CBSA Number:--Source: Census
CBSA Type:--Source: Census
CBSA Division:--Source: Census
CBSA Population:0Source: Census
MSA:Source: Census
Land Area:42.284 sq miSource: Census
Water Area:2.672 sq miSource: Census
Congressional District:00Source: USPS
Congressional Land Area:571951.26 sq miSource: Census
PMSA:Source: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:--Source: Census
Place Name:--Source: Census

Adjacent & Nearby ZIP Codes


99661 | | 99659

Schools in ZIP Code 99660


ZIP Code 99660 is in the Pribilof School District, which serves grades Pre-Kindergarten thru 12th. There are 1 public school(s) in this ZIP Code, and we have located 0 private school(s).

St Paul School 930 Tolstoi
St. Paul, AK 99660
District: Pribilof School District

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.

  1. U.S. Postal Service [Last Updated: 2/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 2/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 2/1/2026], https://nces.ed.gov