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Alaska ZIP Codes
Yukon Koyukuk County
Circle, AK
99733
99733 ZIP Code — Circle, AK
Yukon Koyukuk County, Alaska
ZIP code 99733 is located in
Circle ,
Alaska ,
within Yukon Koyukuk County .
It covers approximately 106.94 square miles and serves a population of
45 residents.
This is a standard ZIP code in the Alaska (AKT) timezone,
served by area code 907 .
99733 ZIP code map
View map of 99733
Cities in ZIP code 99733
Below are the cities the US Postal Service accepts for ZIP code 99733. Using any city not on this list may result in mail delivery delays.
Demographics
updated 06/2026
Population
Total population
45
Population density
0 / sq mi
State FIPS
02
County FIPS
290
Geography
Land area
106.94 sq mi
Water area
0.54 sq mi
Latitude
65.6279
Longitude
-143.4491
Timezone
Alaska (AKT)
Area code
907
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
88.2%
57.9%
29.8%
$50k – $100k
11.8%
28.7%
32.4%
$100k – $200k
0.0%
11.4%
28.9%
Over $200k
0.0%
2.0%
8.8%
Demographics & statistics
$18,750
Median household income
10.3%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 16 35.6%
18 and over 29 64.4%
65 and over 18 40.0%
Median age 52.7 years
Race & ethnicity
American Indian / Alaska Native
82.2%
Group Count %
American Indian / Alaska Native 37 82.2%
Two or more races 8 17.8%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
88.2%
57.9%
29.8%
$50k – $100k
11.8%
28.7%
32.4%
$100k – $200k
0.0%
11.4%
28.9%
Over $200k
0.0%
2.0%
8.8%
Range % of households
$10k–$15k 27.6%
$15k–$25k 34.5%
$25k–$35k 17.2%
$35k–$50k 10.3%
$100k–$150k 10.3%
Median income $18,750
Housing
Housing overview
Metric Value
Median home value $94,400
Median rent / month $0
Owner occupied 79.3%
Renter occupied 20.7%
Vacant 45.3%
Single-family detached 90.6%
Large apartment buildings 0.0%
Mobile homes 3.8%
Median rooms 3.2
Avg household size (owned) 1.22
Year built
Era %
2020 or later 9.4%
2010–2019 13.2%
2000–2009 15.1%
1990–1999 22.6%
1980–1989 17.0%
1970–1979 17.0%
1960–1969 0.0%
1950–1959 3.8%
1940–1949 0.0%
1939 or earlier 1.9%
Bedrooms
Size % of units
No bedroom (studio) 17.0%
1 bedroom 26.4%
2 bedrooms 32.1%
3 bedrooms 24.5%
4 bedrooms 0.0%
5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households
No vehicle 44.8%
1 vehicle 55.2%
2 vehicles 0.0%
3 or more 0.0%
Heating fuel
Households & families
Household type Count %
Married-couple family 0 0.0%
Cohabiting couple 0 0.0%
Male householder, no spouse 8 27.6%
Female householder, no spouse 21 72.4%
Households with children under 18 8 27.6%
Households with seniors (65+) 18 62.1%
Average household size 1.55
Marital status
Status Male Female
Never married 37.5% 14.3%
Married 0.0% 38.1%
Separated 0.0% 0.0%
Widowed 25.0% 33.3%
Divorced 37.5% 14.3%
Education
Less than 9th grade
10.3%
Some HS, no diploma
44.8%
Some college, no degree
24.1%
Graduate / professional
0.0%
Metric %
HS diploma or higher 44.8%
Bachelor's or higher 10.3%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 0 0.0%
Kindergarten 0 0.0%
Elementary school 12 75.0%
High school 4 25.0%
College / grad school 0 0.0%
Employment
Industry of employment
Public administration
58.3%
Education & healthcare
41.7%
Occupation
Category %
Management, business & arts 83.3%
Service 0.0%
Sales & office 0.0%
Natural resources & construction 0.0%
Production & transportation 16.7%
Employment type
Type %
Private sector 0.0%
Government 100.0%
Self-employed 0.0%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 50.0%
Carpool 0.0%
Public transit 0.0%
Walk 30.0%
Work from home 20.0%
Other means 0.0%
Avg commute (minutes) 0.0
Poverty
Married-couple families
0.0%
Female-led households
62.5%
Income support
Source % of households
Social Security 55.2%
Retirement income 44.8%
Supplemental Security 0.0%
Cash public assistance 27.6%
Food stamps / SNAP 37.9%
Health indicators
Condition %
Obesity 38.0%
High blood pressure 39.2%
High cholesterol 31.3%
Diabetes 16.8%
Heart disease 9.8%
Stroke 5.9%
Asthma 12.6%
Arthritis 26.5%
Kidney disease 4.3%
Pulmonary disease 11.1%
Cancer 5.7%
Behavior / access %
Smoking 33.8%
Binge drinking 19.1%
No physical activity 31.6%
Less than 7 hrs sleep 36.2%
Depression 20.4%
Fair or poor health 26.6%
Poor mental health 17.5%
Poor physical health 17.4%
No health insurance 18.1%
Visited doctor (checkup) 64.6%
Visited dentist 44.4%
Cholesterol screening 83.0%
Teeth loss 28.1%
Veterans & disability
Veterans Count %
Civilian veterans 3 10.3%
Disability %
Any disability 53.3%
Under 18 25.0%
18–64 years 45.5%
65 and over 83.3%
Health insurance coverage
Type %
Private insurance 17.8%
Public insurance 86.7%
No insurance 6.7%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 45 100.0%
Spanish 3 6.7%
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) 45 100.0%
Born in same state 45 100.0%
Born in different state 36 80.0%
Foreign born 0 0.0%
Naturalized citizen 0 0.0%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
Italian 3 6.7%
Technology access
Metric % of households
Computer access 64.4%
Internet access 62.1%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 99733
What city is ZIP code 99733 in?
ZIP code 99733 is primarily assigned to Circle, Alaska.
What county is ZIP code 99733 in?
ZIP code 99733 falls within Yukon Koyukuk County, Alaska.
What is the poverty rate in ZIP code 99733?
40% of residents in ZIP code 99733 live below the poverty line, above the national average.
Does ZIP code 99733 have an older population?
40% of residents in ZIP code 99733 are 65 or older, above the national average of ~17%.
Does ZIP code 99733 have a large retiree population?
55% of households in ZIP code 99733 receive Social Security income, suggesting a significant retiree or disability population.
How educated is the population of ZIP code 99733?
10% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.
What timezone is ZIP code 99733 in?
ZIP code 99733 observes the AKST timezone.
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