99663 ZIP Code — Seldovia, AK

Kenai Peninsula County, Alaska

ZIP code 99663 is located in Seldovia, Alaska, within Kenai Peninsula County. It covers approximately 114.83 square miles and serves a population of 401 residents. This is a standard ZIP code in the Alaska (AKT) timezone, served by area code 907.

About ZIP code 99663

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $205,400. Owner-occupancy is high at 82%, well above the national average.

Median household income is $77,857. The poverty rate of 7% is below the national average. 47% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with public administration as the leading industry. The average commute of 19 minutes is near the national average. Remote work is prevalent — 26% of workers work from home.

Educational attainment is near the national average, with 26% of residents holding a bachelor's degree or higher.

Health indicators show elevated rates of smoking (22%) compared to national benchmarks.

Overall, ZIP code 99663 reflects a community defined by high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.

401
population
114.83
sq mi land
Standard
ZIP type
Alaska (AKT)
timezone
99663 ZIP code map
Cities in ZIP code 99663

Below are the cities the US Postal Service accepts for ZIP code 99663. Using any city not on this list may result in mail delivery delays.

City Status
Seldovia Acceptable
Demographics updated 05/2026
Population
Total population 401
Population density 3 / sq mi
State FIPS 02
County FIPS 122
Geography
Land area 114.83 sq mi
Water area 5.59 sq mi
Latitude 59.3192
Longitude -151.6994
Timezone Alaska (AKT)
Area code 907
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 29.4% 35.5% 29.8%
$50k – $100k 45.8% 32.4% 32.4%
$100k – $200k 17.6% 24.9% 28.9%
Over $200k 7.2% 7.2% 8.8%

Demographics & statistics

401
Population
3
People per sq mi
54.2
Median age
$77,857
Median household income
$40,142
Per capita income
$205,400
Median home value
$975
Median monthly rent
81.9%
Home ownership
7.2%
Poverty rate
2.8%
Unemployment
396
Housing units
25.6%
Bachelor's or higher

Age distribution

Male Female
9
Under 5
8
7
5–9
6
11
10–14
11
15
15–19
14
2
20–24
2
10
25–34
10
11
35–44
11
43
45–54
42
14
55–59
14
22
60–64
21
34
65–74
34
22
75–84
22
3
85+
3
← Male
Female →

Age summary

GroupCount%
Under 186817.0%
18 and over33383.0%
65 and over11829.4%
Median age54.2 years

Race & ethnicity

White 56.3%
American Indian / Alaska Native 21.1%
Two or more races 14.8%
Hispanic or Latino 5.9%
Other race 1.9%
GroupCount%
White24056.3%
American Indian / Alaska Native9021.1%
Two or more races6314.8%
Hispanic or Latino255.9%
Other race81.9%

Household income

Income range This ZIP County avg State avg
Under $50k 29.4% 35.5% 29.8%
$50k – $100k 45.8% 32.4% 32.4%
$100k – $200k 17.6% 24.9% 28.9%
Over $200k 7.2% 7.2% 8.8%
$10k–$15k 5.3%
$15k–$25k 9.0%
$25k–$35k 12.8%
$35k–$50k 8.0%
$50k–$75k 11.7%
$75k–$100k 26.1%
$100k–$150k 16.0%
$150k–$200k 5.3%
$200k+ 5.9%
Range% of households
$10k–$15k5.3%
$15k–$25k9.0%
$25k–$35k12.8%
$35k–$50k8.0%
$50k–$75k11.7%
$75k–$100k26.1%
$100k–$150k16.0%
$150k–$200k5.3%
$200k+5.9%
Median income$77,857

Housing

Home values

Under $50k 1.3%
$50k–$100k 7.1%
$100k–$150k 14.9%
$150k–$200k 24.7%
$200k–$300k 23.4%
$300k–$500k 21.4%
$500k–$1M 4.5%
$1M+ 2.6%

Housing overview

MetricValue
Median home value$205,400
Median rent / month$975
Owner occupied81.9%
Renter occupied18.1%
Vacant56.3%
Single-family detached89.8%
Large apartment buildings0.0%
Mobile homes1.9%
Median rooms3.6
Avg household size (owned)2.29

Year built

Era%
2020 or later0.0%
2010–20194.0%
2000–200913.7%
1990–199924.0%
1980–198929.1%
1970–197915.6%
1960–19695.8%
1950–19592.8%
1940–19492.1%
1939 or earlier3.0%

Bedrooms

Size% of units
No bedroom (studio)12.8%
1 bedroom27.2%
2 bedrooms26.7%
3 bedrooms18.4%
4 bedrooms11.9%
5+ bedrooms3.0%

Vehicles per household

Vehicles% of households
No vehicle5.9%
1 vehicle49.5%
2 vehicles36.2%
3 or more8.5%

Heating fuel

Fuel type%
Utility gas3.2%
Electricity10.1%
Propane / LP gas1.1%
Fuel oil48.9%
Wood36.7%

Households & families

Household typeCount%
Married-couple family9047.9%
Cohabiting couple42.1%
Male householder, no spouse5328.2%
Female householder, no spouse4121.8%
Households with children under 183317.6%
Households with seniors (65+)8947.3%
Average household size2.13

Marital status

StatusMaleFemale
Never married20.5%26.0%
Married51.1%52.6%
Separated0.0%0.0%
Widowed2.3%6.9%
Divorced26.1%14.5%

Education

Less than 9th grade 1.3%
Some HS, no diploma 5.1%
HS graduate 35.8%
Some college, no degree 25.3%
Associate's degree 7.0%
Bachelor's degree 9.2%
Graduate / professional 16.5%
Metric%
HS diploma or higher93.7%
Bachelor's or higher25.6%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool710.4%
Kindergarten1014.9%
Elementary school2537.3%
High school2131.3%
College / grad school46.0%

Employment

Industry of employment

Public administration 22.5%
Education & healthcare 18.5%
Transportation & utilities 16.2%
Professional & management 9.8%
Manufacturing 6.9%
Retail trade 6.4%
Construction 5.8%
Arts, food & hospitality 5.2%
Other services 3.5%
Agriculture & mining 2.3%
Information 1.7%
Finance & real estate 1.2%

Occupation

Category%
Management, business & arts39.3%
Service11.0%
Sales & office22.5%
Natural resources & construction7.5%
Production & transportation19.7%

Employment type

Type%
Private sector45.1%
Government34.1%
Self-employed19.1%
Unpaid family workers1.7%

Commute

Method%
Drive alone58.0%
Carpool5.3%
Public transit2.4%
Walk4.7%
Work from home26.0%
Other means3.6%
Avg commute (minutes)19.0

Poverty

All people 7.2%
Under 18 years 0.0%
18 and over 8.7%
Married-couple families 6.7%
Female-led households 0.0%

Income support

Source% of households
Social Security46.8%
Retirement income28.7%
Supplemental Security1.6%
Cash public assistance3.7%
Food stamps / SNAP5.9%

Health indicators

Condition%
Obesity35.9%
High blood pressure40.7%
High cholesterol36.0%
Diabetes11.6%
Heart disease8.4%
Stroke4.1%
Asthma10.3%
Arthritis28.8%
Kidney disease3.5%
Pulmonary disease8.7%
Cancer7.6%
Behavior / access%
Smoking22.2%
Binge drinking16.1%
No physical activity26.7%
Less than 7 hrs sleep33.5%
Depression17.1%
Fair or poor health16.9%
Poor mental health12.4%
Poor physical health12.4%
No health insurance13.8%
Visited doctor (checkup)65.2%
Visited dentist54.8%
Cholesterol screening89.5%
Teeth loss15.3%

Veterans & disability

VeteransCount%
Civilian veterans257.5%
Disability%
Any disability14.2%
Under 180.0%
18–64 years10.2%
65 and over29.7%

Health insurance coverage

Type%
Private insurance45.1%
Public insurance60.8%
No insurance14.7%
Uninsured under 195.5%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only38495.8%
Spanish51.3%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)39097.3%
Born in same state39097.3%
Born in different state18145.1%
Foreign born00.0%
Naturalized citizen112.7%
Not a US citizen872.7%

Ancestry

AncestryCount%
French4210.5%
Italian328%
Polish92.2%
AncestryCount%
English82%
Irish30.7%

Technology access

Metric% of households
Computer access46.9%
Internet access95.2%

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

Frequently asked questions about ZIP code 99663

What city is ZIP code 99663 in?

ZIP code 99663 is primarily assigned to Seldovia, Alaska.

What county is ZIP code 99663 in?

ZIP code 99663 falls within Kenai Peninsula County, Alaska.

Does ZIP code 99663 have an older population?

29% of residents in ZIP code 99663 are 65 or older, above the national average of ~17%.

Does ZIP code 99663 have a large retiree population?

47% of households in ZIP code 99663 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 99663 mostly owner-occupied?

82% of occupied units in ZIP code 99663 are owner-occupied, well above the national average.

What is the population of ZIP code 99663?

ZIP code 99663 has an estimated population of 401 residents, with a density of 3 people per square mile.

What timezone is ZIP code 99663 in?

ZIP code 99663 observes the AKST timezone.

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