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Alaska ZIP Codes
Bristol Bay County
South Naknek, AK
99670
99670 ZIP Code — South Naknek, AK
Bristol Bay County, Alaska
ZIP code 99670 is located in
South Naknek ,
Alaska ,
within Bristol Bay County .
It covers approximately 87.39 square miles and serves a population of
53 residents.
This is a standard ZIP code in the Alaska (AKT) timezone,
served by area code 907 .
99670 ZIP code map
View map of 99670
Cities in ZIP code 99670
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Demographics
updated 06/2026
Population
Total population
53
Population density
1 / sq mi
State FIPS
02
County FIPS
060
Geography
Land area
87.39 sq mi
Water area
5.91 sq mi
Latitude
58.7321
Longitude
-156.9145
Timezone
Alaska (AKT)
Area code
907
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
64.7%
25.3%
29.8%
$50k – $100k
11.8%
36.5%
32.4%
$100k – $200k
17.6%
29.3%
28.9%
Over $200k
5.9%
8.9%
8.8%
Demographics & statistics
$46,667
Median household income
$1,042
Median monthly rent
Age distribution
Age summary
Group Count %
Under 18 0 0.0%
18 and over 53 100.0%
65 and over 14 26.4%
Median age 53.5 years
Race & ethnicity
American Indian / Alaska Native
47.2%
Native Hawaiian / Pacific Islander
22.6%
Group Count %
American Indian / Alaska Native 25 47.2%
Native Hawaiian / Pacific Islander 12 22.6%
White 10 18.9%
Two or more races 6 11.3%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
64.7%
25.3%
29.8%
$50k – $100k
11.8%
36.5%
32.4%
$100k – $200k
17.6%
29.3%
28.9%
Over $200k
5.9%
8.9%
8.8%
Range % of households
$15k–$25k 15.4%
$25k–$35k 15.4%
$35k–$50k 23.1%
$50k–$75k 26.9%
$75k–$100k 3.8%
$100k–$150k 11.5%
$150k–$200k 3.8%
Median income $46,667
Housing
Housing overview
Metric Value
Median home value $0
Median rent / month $1,042
Owner occupied 53.8%
Renter occupied 46.2%
Vacant 78.5%
Single-family detached 93.4%
Large apartment buildings 1.7%
Mobile homes 0.0%
Median rooms 3.9
Avg household size (owned) 2.79
Year built
Era %
2020 or later 0.0%
2010–2019 0.8%
2000–2009 3.3%
1990–1999 25.6%
1980–1989 5.0%
1970–1979 38.8%
1960–1969 5.8%
1950–1959 1.7%
1940–1949 7.4%
1939 or earlier 11.6%
Bedrooms
Size % of units
No bedroom (studio) 26.4%
1 bedroom 6.6%
2 bedrooms 29.8%
3 bedrooms 30.6%
4 bedrooms 3.3%
5+ bedrooms 3.3%
Vehicles per household
Vehicles % of households
No vehicle 30.8%
1 vehicle 38.5%
2 vehicles 26.9%
3 or more 3.8%
Heating fuel
Fuel type %
Fuel oil 100.0%
Households & families
Household type Count %
Married-couple family 5 19.2%
Cohabiting couple 5 19.2%
Male householder, no spouse 15 57.7%
Female householder, no spouse 1 3.8%
Households with children under 18 0 0.0%
Households with seniors (65+) 11 42.3%
Average household size 2.04
Marital status
Status Male Female
Never married 30.8% 7.4%
Married 26.9% 77.8%
Separated 0.0% 0.0%
Widowed 15.4% 3.7%
Divorced 26.9% 11.1%
Education
Some college, no degree
51.0%
Graduate / professional
2.0%
Metric %
HS diploma or higher 100.0%
Bachelor's or higher 2.0%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 0 0.0%
Kindergarten 0 0.0%
Elementary school 0 0.0%
High school 0 0.0%
College / grad school 0 0.0%
Employment
Industry of employment
Education & healthcare
7.1%
Arts, food & hospitality
7.1%
Public administration
7.1%
Occupation
Category %
Management, business & arts 42.9%
Service 7.1%
Sales & office 42.9%
Natural resources & construction 7.1%
Production & transportation 0.0%
Employment type
Type %
Private sector 78.6%
Government 21.4%
Self-employed 0.0%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 42.9%
Carpool 14.3%
Public transit 0.0%
Walk 0.0%
Work from home 35.7%
Other means 7.1%
Avg commute (minutes) 10.0
Poverty
Married-couple families
0.0%
Female-led households
0.0%
Income support
Source % of households
Social Security 53.8%
Retirement income 3.8%
Supplemental Security 19.2%
Cash public assistance 19.2%
Food stamps / SNAP 7.7%
Health indicators
Condition %
Obesity 40.8%
High blood pressure 36.8%
High cholesterol 32.5%
Diabetes 13.7%
Heart disease 7.2%
Stroke 3.9%
Asthma 10.4%
Arthritis 24.6%
Kidney disease 3.2%
Pulmonary disease 6.7%
Cancer 6.2%
Behavior / access %
Smoking 23.3%
Binge drinking 19.8%
No physical activity 24.6%
Less than 7 hrs sleep 34.0%
Depression 15.7%
Fair or poor health 16.6%
Poor mental health 13.0%
Poor physical health 12.0%
No health insurance 11.7%
Visited doctor (checkup) 67.4%
Visited dentist 57.3%
Cholesterol screening 90.3%
Teeth loss 18.6%
Veterans & disability
Veterans Count %
Civilian veterans 3 5.7%
Disability %
Any disability 34.0%
Under 18 0.0%
18–64 years 17.9%
65 and over 78.6%
Health insurance coverage
Type %
Private insurance 15.1%
Public insurance 62.3%
No insurance 32.1%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 53 100.0%
Spanish 0 0.0%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 53 100.0%
Born in same state 53 100.0%
Born in different state 44 83.0%
Foreign born 0 0.0%
Naturalized citizen 0 0.0%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
Dutch 2 3.8%
Technology access
Metric % of households
Computer access 49.1%
Internet access 73.1%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 99670
What city is ZIP code 99670 in?
ZIP code 99670 is primarily assigned to South Naknek, Alaska.
What county is ZIP code 99670 in?
ZIP code 99670 falls within Bristol Bay County, Alaska.
Does ZIP code 99670 have a large retiree population?
54% of households in ZIP code 99670 receive Social Security income, suggesting a significant retiree or disability population.
Does ZIP code 99670 have an older population?
26% of residents in ZIP code 99670 are 65 or older, above the national average of ~17%.
What is the median household income in ZIP code 99670?
The median household income in ZIP code 99670 is $46,667, below the national median of ~$75,000.
What is the population of ZIP code 99670?
ZIP code 99670 has an estimated population of 53 residents, with a density of 1 people per square mile.
What timezone is ZIP code 99670 in?
ZIP code 99670 observes the AKST timezone.
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