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Alaska ZIP Codes
Kenai Peninsula County
Kasilof, AK
99610
99610 ZIP Code — Kasilof, AK
Kenai Peninsula County, Alaska
ZIP code 99610 is located in
Kasilof ,
Alaska ,
within Kenai Peninsula County .
It covers approximately 86.82 square miles and serves a population of
1,895 residents.
This is a standard ZIP code in the Alaska (AKT) timezone,
served by area code 907 .
About ZIP code 99610
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $240,300. Owner-occupancy is high at 85%, well above the national average.
The gap between median ($48,947) and mean household income suggests income inequality — a small number of higher earners pull the average up. Poverty affects 21% of residents, above the national average. 35% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 30 minutes is near the national average.
Educational attainment is near the national average, with 27% of residents holding a bachelor's degree or higher.
Notable community characteristics include a notable veteran presence at 14% of civilians, above the national average of 7%.
Overall, ZIP code 99610 reflects a community defined by economic challenges above the national average, a strong veteran community, high homeownership, and a significant Social Security-dependent population.
99610 ZIP code map
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Cities in ZIP code 99610
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Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,895
Population density
22 / sq mi
State FIPS
02
County FIPS
122
Geography
Land area
86.82 sq mi
Water area
3.52 sq mi
Latitude
60.3536
Longitude
-151.2774
Timezone
Alaska (AKT)
Area code
907
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
33.1%
35.5%
29.8%
$50k – $100k
40.3%
32.4%
32.4%
$100k – $200k
19.5%
24.9%
28.9%
Over $200k
7.1%
7.2%
8.8%
Demographics & statistics
$48,947
Median household income
$240,300
Median home value
27.0%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 407 21.5%
18 and over 1,488 78.5%
65 and over 470 24.8%
Median age 47.8 years
Race & ethnicity
American Indian / Alaska Native
7.5%
Group Count %
White 1,530 78.7%
Two or more races 158 8.1%
American Indian / Alaska Native 146 7.5%
Hispanic or Latino 49 2.5%
Other race 44 2.3%
Asian 17 0.9%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
33.1%
35.5%
29.8%
$50k – $100k
40.3%
32.4%
32.4%
$100k – $200k
19.5%
24.9%
28.9%
Over $200k
7.1%
7.2%
8.8%
Range % of households
Under $10k 15.5%
$10k–$15k 2.6%
$15k–$25k 10.2%
$25k–$35k 10.2%
$35k–$50k 12.5%
$50k–$75k 10.2%
$75k–$100k 14.3%
$100k–$150k 6.9%
$150k–$200k 4.7%
$200k+ 12.9%
Median income $48,947
Housing
Housing overview
Metric Value
Median home value $240,300
Median rent / month $850
Owner occupied 85.0%
Renter occupied 15.0%
Vacant 44.4%
Single-family detached 91.9%
Large apartment buildings 0.0%
Mobile homes 5.4%
Median rooms 3.9
Avg household size (owned) 2.30
Year built
Era %
2020 or later 0.0%
2010–2019 7.3%
2000–2009 33.0%
1990–1999 18.8%
1980–1989 19.0%
1970–1979 14.8%
1960–1969 2.6%
1950–1959 4.1%
1940–1949 0.3%
1939 or earlier 0.0%
Bedrooms
Size % of units
No bedroom (studio) 9.8%
1 bedroom 23.9%
2 bedrooms 27.9%
3 bedrooms 26.3%
4 bedrooms 4.6%
5+ bedrooms 7.4%
Vehicles per household
Vehicles % of households
No vehicle 4.6%
1 vehicle 21.1%
2 vehicles 33.9%
3 or more 40.4%
Heating fuel
Fuel type %
Utility gas 14.4%
Electricity 2.6%
Propane / LP gas 2.7%
Fuel oil 62.3%
Wood 16.3%
Households & families
Household type Count %
Married-couple family 419 52.0%
Cohabiting couple 41 5.1%
Male householder, no spouse 227 28.2%
Female householder, no spouse 119 14.8%
Households with children under 18 157 19.5%
Households with seniors (65+) 304 37.7%
Average household size 2.30
Marital status
Status Male Female
Never married 30.7% 20.3%
Married 53.2% 61.7%
Separated 3.7% 1.0%
Widowed 3.0% 7.8%
Divorced 9.3% 9.3%
Education
Some college, no degree
29.9%
Graduate / professional
3.9%
Metric %
HS diploma or higher 95.4%
Bachelor's or higher 27.0%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 25 7.2%
Kindergarten 9 2.6%
Elementary school 189 54.2%
High school 109 31.2%
College / grad school 17 4.9%
Employment
Industry of employment
Education & healthcare
24.4%
Transportation & utilities
14.2%
Agriculture & mining
12.6%
Public administration
7.3%
Arts, food & hospitality
6.3%
Professional & management
5.5%
Finance & real estate
0.6%
Occupation
Category %
Management, business & arts 30.5%
Service 9.3%
Sales & office 19.9%
Natural resources & construction 17.8%
Production & transportation 22.5%
Employment type
Type %
Private sector 71.3%
Government 14.5%
Self-employed 11.1%
Unpaid family workers 3.1%
Commute
Method %
Drive alone 73.0%
Carpool 4.4%
Public transit 0.0%
Walk 11.8%
Work from home 8.0%
Other means 2.9%
Avg commute (minutes) 30.3
Poverty
Married-couple families
15.5%
Female-led households
0.0%
Income support
Source % of households
Social Security 35.4%
Retirement income 25.9%
Supplemental Security 3.2%
Cash public assistance 5.5%
Food stamps / SNAP 9.7%
Health indicators
Condition %
Obesity 33.3%
High blood pressure 35.5%
High cholesterol 33.7%
Diabetes 8.8%
Heart disease 6.5%
Stroke 3.1%
Asthma 9.6%
Arthritis 24.9%
Kidney disease 2.8%
Pulmonary disease 6.8%
Cancer 6.7%
Behavior / access %
Smoking 19.0%
Binge drinking 18.3%
No physical activity 22.5%
Less than 7 hrs sleep 32.1%
Depression 17.0%
Fair or poor health 12.9%
Poor mental health 11.9%
Poor physical health 10.1%
No health insurance 12.4%
Visited doctor (checkup) 62.7%
Visited dentist 60.1%
Cholesterol screening 89.1%
Teeth loss 12.2%
Veterans & disability
Veterans Count %
Civilian veterans 214 14.4%
Disability %
Any disability 11.9%
Under 18 4.9%
18–64 years 9.3%
65 and over 23.6%
Health insurance coverage
Type %
Private insurance 53.0%
Public insurance 51.1%
No insurance 10.8%
Uninsured under 19 11.1%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,798 94.9%
Spanish 29 1.6%
Other Indo-European 0 0.0%
Asian & Pacific Islander 9 0.5%
Other languages 17 0.9%
Place of birth & citizenship
Origin Count %
Native born (US) 1,850 97.6%
Born in same state 1,850 97.6%
Born in different state 553 29.2%
Foreign born 0 0.0%
Naturalized citizen 45 2.4%
Not a US citizen 25 55.6%
Ancestry
Ancestry Count %
French 200 10.6%
Italian 138 7.3%
German 73 3.9%
Polish 33 1.7%
Ancestry Count %
Arab 27 1.4%
English 19 1%
Norwegian 5 0.3%
Technology access
Metric % of households
Computer access 42.5%
Internet access 95.8%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 99610
What city is ZIP code 99610 in?
ZIP code 99610 is primarily assigned to Kasilof, Alaska.
What county is ZIP code 99610 in?
ZIP code 99610 falls within Kenai Peninsula County, Alaska.
What is the poverty rate in ZIP code 99610?
21% of residents in ZIP code 99610 live below the poverty line, above the national average.
Is ZIP code 99610 mostly owner-occupied?
85% of occupied units in ZIP code 99610 are owner-occupied, well above the national average.
Does ZIP code 99610 have a large veteran population?
14% of civilians in ZIP code 99610 are veterans, above the national average of ~7%.
Does ZIP code 99610 have a large retiree population?
35% of households in ZIP code 99610 receive Social Security income, suggesting a significant retiree or disability population.
What timezone is ZIP code 99610 in?
ZIP code 99610 observes the AKST timezone.
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