99609 ZIP Code — Kasigluk, AK

Bethel County, Alaska

ZIP code 99609 is located in Kasigluk, Alaska, within Bethel County. It covers approximately 11.81 square miles and serves a population of 389 residents. This is a standard ZIP code in the Alaska (AKT) timezone, served by area code 907.

About ZIP code 99609

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Owner-occupancy is high at 80%, well above the national average.

Median household income is $31,250. Poverty affects 46% of residents, above the national average. SNAP benefit usage at 66% of households reflects economic stress in the area.

The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 4 minutes is near the national average.

College attainment at 8% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (40%) compared to national benchmarks. 22% of residents lack health insurance, above the national average.

Overall, ZIP code 99609 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, high homeownership, and elevated reliance on food assistance.

389

population

11.81

sq mi land

Standard

ZIP type

Alaska (AKT)

timezone

99609 ZIP code map

Cities in ZIP code 99609

Below are the cities the US Postal Service accepts for ZIP code 99609. Using any city not on this list may result in mail delivery delays.

City	Status
Kasigluk	Acceptable

Demographics updated 06/2026

Population
Total population	389
Population density	33 / sq mi
State FIPS	02
County FIPS	050

Geography
Land area	11.81 sq mi
Water area	1.06 sq mi
Latitude	60.8874
Longitude	-162.5302
Timezone	Alaska (AKT)
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	62.5%	45.6%	29.8%
$50k – $100k	23.6%	28.5%	32.4%
$100k – $200k	13.9%	20.2%	28.9%
Over $200k	0.0%	5.7%	8.8%

Demographics & statistics

389

Population

People per sq mi

24.8

Median age

$31,250

Median household income

$9,544

Per capita income

Median home value

$592

Median monthly rent

80.0%

Home ownership

46.0%

Poverty rate

26.8%

Unemployment

Housing units

7.7%

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

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	164	42.2%
18 and over	225	57.8%
65 and over	19	4.9%
Median age	24.8 years

Race & ethnicity

American Indian / Alaska Native 98.5%

White 1.5%

Group	Count	%
American Indian / Alaska Native	383	98.5%
White	6	1.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	62.5%	45.6%	29.8%
$50k – $100k	23.6%	28.5%	32.4%
$100k – $200k	13.9%	20.2%	28.9%
Over $200k	0.0%	5.7%	8.8%

Under $10k 20.0%

$15k–$25k 12.9%

$25k–$35k 21.4%

$35k–$50k 1.4%

$50k–$75k 17.1%

$75k–$100k 10.0%

$100k–$150k 17.1%

Range	% of households
Under $10k	20.0%
$15k–$25k	12.9%
$25k–$35k	21.4%
$35k–$50k	1.4%
$50k–$75k	17.1%
$75k–$100k	10.0%
$100k–$150k	17.1%
Median income	$31,250

Housing

Home values

Under $50k 53.6%

$50k–$100k 8.9%

$100k–$150k 10.7%

$150k–$200k 3.6%

$200k–$300k 10.7%

$300k–$500k 5.4%

$500k–$1M 7.1%

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$592
Owner occupied	80.0%
Renter occupied	20.0%
Vacant	19.5%
Single-family detached	97.7%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	3.7
Avg household size (owned)	6.16

Year built

Era	%
2020 or later	0.0%
2010–2019	3.4%
2000–2009	3.4%
1990–1999	14.9%
1980–1989	37.9%
1970–1979	31.0%
1960–1969	8.0%
1950–1959	0.0%
1940–1949	1.1%
1939 or earlier	0.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	21.8%
2 bedrooms	28.7%
3 bedrooms	24.1%
4 bedrooms	25.3%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	74.3%
1 vehicle	17.1%
2 vehicles	8.6%
3 or more	0.0%

Heating fuel

Fuel type	%
Propane / LP gas	2.9%
Fuel oil	97.1%

Households & families

Household type	Count	%
Married-couple family	41	58.6%
Cohabiting couple	2	2.9%
Male householder, no spouse	12	17.1%
Female householder, no spouse	15	21.4%
Households with children under 18	41	58.6%
Households with seniors (65+)	16	22.9%
Average household size	5.56

Marital status

Status	Male	Female
Never married	56.8%	43.2%
Married	33.1%	41.4%
Separated	9.4%	0.0%
Widowed	0.7%	8.1%
Divorced	0.0%	7.2%

Education

Less than 9th grade 5.7%

Some HS, no diploma 17.0%

HS graduate 57.2%

Some college, no degree 7.7%

Associate's degree 4.6%

Bachelor's degree 6.7%

Graduate / professional 1.0%

Metric	%
HS diploma or higher	77.3%
Bachelor's or higher	7.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	15	10.9%
Kindergarten	10	7.2%
Elementary school	63	45.7%
High school	42	30.4%
College / grad school	8	5.8%

Employment

Industry of employment

Education & healthcare 30.0%

Public administration 22.2%

Retail trade 17.8%

Transportation & utilities 10.0%

Construction 7.8%

Professional & management 7.8%

Other services 4.4%

Occupation

Category	%
Management, business & arts	20.0%
Service	31.1%
Sales & office	18.9%
Natural resources & construction	12.2%
Production & transportation	17.8%

Employment type

Type	%
Private sector	31.1%
Government	68.9%
Self-employed	0.0%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	15.2%
Carpool	0.0%
Public transit	0.0%
Walk	27.8%
Work from home	0.0%
Other means	57.0%
Avg commute (minutes)	4.4

Poverty

All people 46.0%

Under 18 years 50.0%

18 and over 43.1%

Married-couple families 48.8%

Female-led households 25.0%

Income support

Source	% of households
Social Security	18.6%
Retirement income	20.0%
Supplemental Security	8.6%
Cash public assistance	5.7%
Food stamps / SNAP	65.7%

Health indicators

Condition	%
Obesity	37.9%
High blood pressure	36.5%
High cholesterol	27.3%
Diabetes	14.2%
Heart disease	8.2%
Stroke	5.6%
Asthma	13.9%
Arthritis	22.3%
Kidney disease	4.1%
Pulmonary disease	11.0%
Cancer	4.4%

Behavior / access	%
Smoking	39.8%
Binge drinking	20.3%
No physical activity	36.9%
Less than 7 hrs sleep	37.9%
Depression	21.0%
Fair or poor health	28.3%
Poor mental health	20.1%
Poor physical health	18.1%
No health insurance	21.5%
Visited doctor (checkup)	66.3%
Visited dentist	36.0%
Cholesterol screening	77.5%
Teeth loss	39.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	10	4.4%

Disability	%
Any disability	11.3%
Under 18	3.0%
18–64 years	11.7%
65 and over	78.9%

Health insurance coverage

Type	%
Private insurance	11.6%
Public insurance	71.7%
No insurance	21.9%
Uninsured under 19	7.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	340	87.4%
Spanish	10	2.9%
Other Indo-European	0	0.0%
Asian & Pacific Islander	3	0.9%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	389	100.0%
Born in same state	389	100.0%
Born in different state	387	99.5%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	2	0.5%

Technology access

Metric	% of households
Computer access	18.0%
Internet access	95.7%

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

Frequently asked questions about ZIP code 99609

What city is ZIP code 99609 in?

ZIP code 99609 is primarily assigned to Kasigluk, Alaska.

What county is ZIP code 99609 in?

ZIP code 99609 falls within Bethel County, Alaska.

What is the poverty rate in ZIP code 99609?

46% of residents in ZIP code 99609 live below the poverty line, above the national average.

Is ZIP code 99609 family-oriented?

42% of residents in ZIP code 99609 are under 18, reflecting a younger, family-oriented community.

How educated is the population of ZIP code 99609?

8% 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 median household income in ZIP code 99609?

The median household income in ZIP code 99609 is $31,250, below the national median of ~$75,000.

What timezone is ZIP code 99609 in?

ZIP code 99609 observes the AKST timezone.