Postal Codes

99770 ZIP Code

Advertisement

English Español

ZIP code 99770 covers Selawik, Alaska, with a population of about 403 and a median household income of $50,833.

Population
40336 per square mile
Median age
19.419.3 points below the US average
Median household income
$50,83343% below the Alaska median
Poverty rate
44.1%31.7 points above the US average
Median home value
$72,50078% below the Alaska median
Median rent
$48865% below the Alaska median
Degree or higher
4%31 points below the US average
Homeownership
54.2%10.8 points below the US average
Time zone
Alaska UTC-09:00observes daylight saving time
Businesses
3

Where 99770 is

Selawik, Alaska — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population403
Median age19.4
Family households91.7%
Born outside the US0%
Speaks a language other than English at home50.1%
White (non-Hispanic)3.7%
Black (non-Hispanic)0.5%
Asian (non-Hispanic)0%
Hispanic or Latino0%
Veterans1%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$50,833
Income per person$13,528
Poverty rate44.1%
Households on SNAP or cash assistance70.8%

Household income distribution

Under $10k6.2%
$10–15k4.2%
$15–20k5.2%
$20–25k6.2%
$25–30k3.1%
$30–35k8.3%
$35–40k0.0%
$40–45k3.1%
$45–50k12.5%
$50–60k8.3%
$60–75k10.4%
$75–100k14.6%
$100–125k6.2%
$125–150k8.3%
$150–200k3.1%
$200k or more0.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$72,500
Median gross rent$488
Owner-occupied54.2%
Vacant homes31.9%
Median year built1988

What the homes are

Detached house85.8%
Attached house2.1%
2 to 4 units2.1%
5 to 19 units2.1%
20 or more units7.8%
Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate34.7%
Bachelor's degree or higher4%
High school diploma or higher66.3%
Works from home9.4%
Drives to work alone0%
Takes public transport9.4%
Commutes 45 minutes or more0%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity43.4% 10 pts above the national average of 33.4%
Diagnosed diabetes15.4% 3.4 pts above the national average of 12%
Currently smokes34.9% 21.7 pts above the national average of 13.2%
High blood pressure37.2% 3.1 pts above the national average of 34.1%
Fair or poor general health34.7% 14.4 pts above the national average of 20.3%
No health insurance (18–64)16.3% 5 pts above the national average of 11.3%
Depression22% same as the national average of 21.9%
No leisure-time physical activity34.1% 8.7 pts above the national average of 25.4%
Arthritis23.7% 1.4 pts below the national average of 25.1%
Binge drinking17% 1 pts above the national average of 16%
Taking blood pressure medication63.9% 10.8 pts below the national average of 74.7%
Cancer (non-skin)4.7% 3 pts below the national average of 7.7%
Current asthma14.4% 4 pts above the national average of 10.4%
Coronary heart disease7.8% 1.6 pts above the national average of 6.2%
Routine check-up in past year64.5% 12.2 pts below the national average of 76.7%
Cholesterol screening68.5% 17.4 pts below the national average of 85.9%
Cognitive disability24.4% 9.6 pts above the national average of 14.8%
Colorectal screening46.2% 18.1 pts below the national average of 64.3%
COPD10.2% 3.6 pts above the national average of 6.6%
Visited a dentist36.4% 24.9 pts below the national average of 61.3%
Any disability46.4% 15.7 pts above the national average of 30.7%
Lacks emotional support35.5% 10.7 pts above the national average of 24.8%
Food insecurity42.5% 25.4 pts above the national average of 17.1%
Received food stamps33.9% 19.6 pts above the national average of 14.3%
Hearing disability11.5% 4.8 pts above the national average of 6.7%
High cholesterol30.9% 5.3 pts below the national average of 36.2%
Housing insecurity31% 17.2 pts above the national average of 13.8%
Independent living disability15.6% 7.2 pts above the national average of 8.4%
Lacks transport25.1% 15.9 pts above the national average of 9.2%
Loneliness40.4% 6 pts above the national average of 34.4%
Mammography use52.3% 23.6 pts below the national average of 75.9%
Poor mental health (14+ days)23.5% 6.7 pts above the national average of 16.8%
Mobility disability20.6% 6.6 pts above the national average of 14%
Poor physical health (14+ days)20.8% 7.3 pts above the national average of 13.5%
Self-care disability6.5% 2.5 pts above the national average of 4%
Utility shut-off threat22.8% 14 pts above the national average of 8.8%
Sleeps under 7 hours44.7% 8.3 pts above the national average of 36.4%
Stroke4.9% 1.5 pts above the national average of 3.4%
All natural teeth lost34.9% 21.9 pts above the national average of 13%
Vision disability11.6% 6 pts above the national average of 5.6%
Advertisement
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments3
People employed8
Annual payroll$265,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 99.4% of US census tracts
FEMA ratingVery High
Expected annual loss97.8 out of 100
Community resilience1.9 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Cold wave100Very High at its worst in this ZIP code
Winter weather99.7Very High at its worst in this ZIP code
Landslide99.1Relatively Moderate at its worst in this ZIP code
Wildfire95.2Relatively Moderate at its worst in this ZIP code
Earthquake84.1Relatively Moderate at its worst in this ZIP code
Avalanche52.8Very Low at its worst in this ZIP code
Lightning51.6Relatively Moderate at its worst in this ZIP code
Volcanic activity43.7Very Low at its worst in this ZIP code
Ice storm23.2Very Low at its worst in this ZIP code
River flooding21.4Relatively Low at its worst in this ZIP code
Tornado0.2Very Low at its worst in this ZIP code
Compared with Alaska and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPAlaskaUnited States
Median household income$50,833$89,336$78,538
Income per person$13,528$44,928$43,289
Poverty rate44.1%10.2%12.4%
Median home value$72,500$333,300$303,400
Median gross rent$488$1,388$1,348
Homeownership54.2%66.6%65%
Bachelor's degree or higher4%31.2%35%
Unemployment rate34.7%5.8%5.2%
Works from home9.4%8.8%13.5%
Born outside the US0%7.8%13.9%
Median age19.435.638.7
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket100% of this ZIP code's area
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket100% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Northwest Arctic Borough School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability93more vulnerable than 93% of US census tracts
Socioeconomic status88more vulnerable than 88% of US census tracts
Household characteristics55more vulnerable than 55% of US census tracts
Racial and ethnic minority status93more vulnerable than 93% of US census tracts
Housing type and transport97more vulnerable than 97% of US census tracts
Walkability5.5 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

99749 Kiana, AK45.1 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Northwest Arctic Borough100% of this ZIP code's land area
Time zoneAlaska (UTC-09:00 standard)
Daylight saving timeObserved
Land area11.19 sq mi
Water area2.47 sq mi
Population density36 people per sq mi
Latitude, longitude66.6039, -160.0069

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

Advertisement