99546 ZIP Code — Adak, AK

Aleutians West County, Alaska

ZIP code 99546 is located in Adak, Alaska, within Aleutians West County. It covers approximately 32.43 square miles and serves a population of 248 residents. This is a standard ZIP code in the Hawaii (HT) timezone, served by area code 907.

About ZIP code 99546

The housing stock consists of a mix of housing types. Most homes were built in the 1980s, giving the area an established character. Median home value is $61,700. Renters make up the majority at 77%, typical of denser urban areas.

Median household income is $90,114.

The dominant occupation class is production, transportation, and material moving, with manufacturing as the leading industry. The average commute of 6 minutes is near the national average.

College attainment at 7% is below the national average, consistent with a trades and production-oriented local economy.

24% of residents lack health insurance, above the national average.

248

population

32.43

sq mi land

Standard

ZIP type

Hawaii (HT)

timezone

99546 ZIP code map

Cities in ZIP code 99546

Below are the cities the US Postal Service accepts for ZIP code 99546. Using any city not on this list may result in mail delivery delays.

City	Status
Adak	Acceptable

Demographics updated 06/2026

Population
Total population	248
Population density	8 / sq mi
State FIPS	02
County FIPS	016

Geography
Land area	32.43 sq mi
Water area	5.16 sq mi
Latitude	51.8549
Longitude	-177.0888
Timezone	Hawaii (HT)
Area code	907

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	49.0%	16.2%	29.8%
$50k – $100k	27.5%	43.3%	32.4%
$100k – $200k	19.6%	31.2%	28.9%
Over $200k	3.9%	9.3%	8.8%

Demographics & statistics

248

Population

People per sq mi

50.1

Median age

$90,114

Median household income

$57,458

Per capita income

$61,700

Median home value

$1,578

Median monthly rent

23.4%

Home ownership

8.5%

Poverty rate

1.5%

Unemployment

233

Housing units

7.4%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	32	12.9%
18 and over	216	87.1%
65 and over	13	5.2%
Median age	50.1 years

Race & ethnicity

White 38%

Asian 22.2%

Two or more races 13.7%

Hispanic or Latino 12.7%

Black or African American 7.4%

American Indian / Alaska Native 3.5%

Other race 2.5%

Group	Count	%
White	108	38%
Asian	63	22.2%
Two or more races	39	13.7%
Hispanic or Latino	36	12.7%
Black or African American	21	7.4%
American Indian / Alaska Native	10	3.5%
Other race	7	2.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	49.0%	16.2%	29.8%
$50k – $100k	27.5%	43.3%	32.4%
$100k – $200k	19.6%	31.2%	28.9%
Over $200k	3.9%	9.3%	8.8%

$15k–$25k 13.0%

$25k–$35k 10.4%

$35k–$50k 11.7%

$50k–$75k 9.1%

$75k–$100k 20.8%

$100k–$150k 14.3%

$150k–$200k 6.5%

$200k+ 14.3%

Range	% of households
$15k–$25k	13.0%
$25k–$35k	10.4%
$35k–$50k	11.7%
$50k–$75k	9.1%
$75k–$100k	20.8%
$100k–$150k	14.3%
$150k–$200k	6.5%
$200k+	14.3%
Median income	$90,114

Housing

Home values

Under $50k 38.9%

$50k–$100k 38.9%

$100k–$150k 22.2%

Housing overview

Metric	Value
Median home value	$61,700
Median rent / month	$1,578
Owner occupied	23.4%
Renter occupied	76.6%
Vacant	73.6%
Single-family detached	3.8%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	6.4
Avg household size (owned)	3.61

Year built

Era	%
2020 or later	0.0%
2010–2019	11.6%
2000–2009	0.0%
1990–1999	1.0%
1980–1989	43.5%
1970–1979	29.8%
1960–1969	14.0%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	2.7%
2 bedrooms	59.9%
3 bedrooms	36.3%
4 bedrooms	0.3%
5+ bedrooms	0.7%

Vehicles per household

Vehicles	% of households
No vehicle	19.5%
1 vehicle	64.9%
2 vehicles	6.5%
3 or more	9.1%

Heating fuel

Fuel type	%
Fuel oil	98.7%
Wood	1.3%

Households & families

Household type	Count	%
Married-couple family	21	27.3%
Cohabiting couple	14	18.2%
Male householder, no spouse	32	41.6%
Female householder, no spouse	10	13.0%
Households with children under 18	5	6.5%
Households with seniors (65+)	10	13.0%
Average household size	3.22

Marital status

Status	Male	Female
Never married	46.4%	46.0%
Married	42.5%	38.1%
Separated	0.0%	0.0%
Widowed	0.0%	1.6%
Divorced	11.1%	14.3%

Education

Less than 9th grade 1.6%

Some HS, no diploma 14.7%

HS graduate 48.4%

Some college, no degree 18.4%

Associate's degree 9.5%

Bachelor's degree 2.1%

Graduate / professional 5.3%

Metric	%
HS diploma or higher	83.7%
Bachelor's or higher	7.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	0	0.0%
Elementary school	29	90.6%
High school	3	9.4%
College / grad school	0	0.0%

Employment

Industry of employment

Transportation & utilities 28.0%

Manufacturing 18.1%

Construction 12.4%

Arts, food & hospitality 11.4%

Retail trade 7.8%

Public administration 7.8%

Professional & management 6.2%

Education & healthcare 4.7%

Other services 2.6%

Information 1.0%

Occupation

Category	%
Management, business & arts	19.7%
Service	19.7%
Sales & office	23.3%
Natural resources & construction	3.6%
Production & transportation	33.7%

Employment type

Type	%
Private sector	87.6%
Government	12.4%
Self-employed	0.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	25.4%
Carpool	13.0%
Public transit	30.6%
Walk	16.6%
Work from home	2.1%
Other means	12.4%
Avg commute (minutes)	5.7

Poverty

All people 8.5%

Under 18 years 0.0%

18 and over 9.7%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	14.3%
Retirement income	2.6%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	29.0%
High blood pressure	34.4%
High cholesterol	33.1%
Diabetes	12.4%
Heart disease	5.2%
Stroke	2.8%
Asthma	7.3%
Arthritis	18.4%
Kidney disease	2.3%
Pulmonary disease	4.8%
Cancer	3.7%

Behavior / access	%
Smoking	19.9%
Binge drinking	13.4%
No physical activity	30.2%
Less than 7 hrs sleep	36.5%
Depression	11.7%
Fair or poor health	14.6%
Poor mental health	10.4%
Poor physical health	9.2%
No health insurance	17.2%
Visited doctor (checkup)	60.6%
Visited dentist	49.7%
Cholesterol screening	87.0%
Teeth loss	11.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	14	6.5%

Disability	%
Any disability	3.6%
Under 18	0.0%
18–64 years	2.5%
65 and over	30.8%

Health insurance coverage

Type	%
Private insurance	55.6%
Public insurance	25.8%
No insurance	24.2%
Uninsured under 19	2.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	246	99.2%
Spanish	15	6.1%
Other Indo-European	7	2.8%
Asian & Pacific Islander	0	0.0%
Other languages	8	3.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	178	71.8%
Born in same state	178	71.8%
Born in different state	64	25.8%
Foreign born	0	0.0%
Naturalized citizen	70	28.2%
Not a US citizen	66	94.3%

Ancestry

Ancestry	Count	%
Italian	4	1.6%

Technology access

Metric	% of households
Computer access	31.0%
Internet access	96.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 99546

What city is ZIP code 99546 in?

ZIP code 99546 is primarily assigned to Adak, Alaska.

What county is ZIP code 99546 in?

ZIP code 99546 falls within Aleutians West County, Alaska.

Is ZIP code 99546 mostly rentals?

77% of occupied units in ZIP code 99546 are renter-occupied.

How educated is the population of ZIP code 99546?

7% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What is the typical home value in ZIP code 99546?

The median home value in ZIP code 99546 is $61,700.

What is the population of ZIP code 99546?

ZIP code 99546 has an estimated population of 248 residents, with a density of 8 people per square mile.

What timezone is ZIP code 99546 in?

ZIP code 99546 observes the HAST timezone.