Postal Codes

99610 ZIP Code

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ZIP code 99610 covers Kasilof, Alaska, with a population of about 2,307 and a median household income of $58,125.

Population
2,30727 per square mile
Median age
49.210.5 points above the US average
Median household income
$58,12535% below the Alaska median
Poverty rate
22.5%10.1 points above the US average
Typical home value
$307,643up 11.6% in five years
Degree or higher
26.1%8.9 points below the US average
Homeownership
79.8%14.8 points above the US average
Time zone
Alaska UTC-09:00observes daylight saving time
Businesses
41

Where 99610 is

Kasilof, Alaska — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population2,307
Median age49.2
Family households55.1%
Born outside the US3.5%
Speaks a language other than English at home6.1%
White (non-Hispanic)74.4%
Black (non-Hispanic)0%
Asian (non-Hispanic)1.9%
Hispanic or Latino3.2%
Veterans10.1%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$58,125
Income per person$36,293
Poverty rate22.5%
Households on SNAP or cash assistance13.8%

Household income distribution

Under $10k10.2%
$10–15k1.7%
$15–20k6.5%
$20–25k9.2%
$25–30k4.7%
$30–35k3.4%
$35–40k4.6%
$40–45k2.4%
$45–50k4.7%
$50–60k3.4%
$60–75k12.6%
$75–100k10.7%
$100–125k6.3%
$125–150k1.6%
$150–200k3.8%
$200k or more14.2%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed1,140
Mean adjusted gross income$77,018
Returns declaring $200,000 or more6.1%
Returns, under $25k28.9%
Returns, $25k–$50k19.3%
Returns, $50k–$75k12.3%
Returns, $75k–$100k11.4%
Returns, $100k–$200k21.9%
Returns, $200k or more6.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$246,200
Rent as a share of household income31.8%
Owner-occupied79.8%
Vacant homes38%
Median year built1996

What the homes are

Detached house93.3%
Attached house0.6%
2 to 4 units1.5%
Mobile home4.6%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$307,643as of 2026-07
Typical home value, 1 yearup 8.3%
Typical home value, 5 yearsup 11.6%
Typical home value, 10 yearsup 52.6%
Typical home value since 2000
200520152026$307,643$157,401

$157,401 in 2005 to $307,643 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate13.9%
Bachelor's degree or higher26.1%
High school diploma or higher96.1%
Works from home7.8%
Drives to work alone66.1%
Takes public transport0%
Commutes 45 minutes or more12.6%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity34.5% 1.1 pts above the national average of 33.4%
Diagnosed diabetes12.1% same as the national average of 12%
Currently smokes18.4% 5.2 pts above the national average of 13.2%
High blood pressure40.9% 6.8 pts above the national average of 34.1%
Fair or poor general health21.4% 1.1 pts above the national average of 20.3%
No health insurance (18–64)9.6% 1.7 pts below the national average of 11.3%
Depression19.8% 2.1 pts below the national average of 21.9%
No leisure-time physical activity23.8% 1.6 pts below the national average of 25.4%
Arthritis31.6% 6.5 pts above the national average of 25.1%
Binge drinking15.2% 0.8 pts below the national average of 16%
Taking blood pressure medication75% same as the national average of 74.7%
Cancer (non-skin)10.7% 3 pts above the national average of 7.7%
Current asthma10.7% same as the national average of 10.4%
Coronary heart disease8.6% 2.4 pts above the national average of 6.2%
Routine check-up in past year68.8% 7.9 pts below the national average of 76.7%
Cholesterol screening83.2% 2.7 pts below the national average of 85.9%
Cognitive disability13.4% 1.4 pts below the national average of 14.8%
Colorectal screening61.1% 3.2 pts below the national average of 64.3%
COPD9.3% 2.7 pts above the national average of 6.6%
Visited a dentist57.4% 3.9 pts below the national average of 61.3%
Any disability32.7% 2 pts above the national average of 30.7%
Lacks emotional support21.2% 3.6 pts below the national average of 24.8%
Food insecurity13.5% 3.6 pts below the national average of 17.1%
Received food stamps10.4% 3.9 pts below the national average of 14.3%
Hearing disability10.3% 3.6 pts above the national average of 6.7%
High cholesterol42.1% 5.9 pts above the national average of 36.2%
Housing insecurity10.3% 3.5 pts below the national average of 13.8%
Independent living disability8.2% same as the national average of 8.4%
Lacks transport7.8% 1.4 pts below the national average of 9.2%
Loneliness30.4% 4 pts below the national average of 34.4%
Mammography use59.3% 16.6 pts below the national average of 75.9%
Poor mental health (14+ days)14.6% 2.2 pts below the national average of 16.8%
Mobility disability15.8% 1.8 pts above the national average of 14%
Poor physical health (14+ days)16.2% 2.7 pts above the national average of 13.5%
Self-care disability4.4% same as the national average of 4%
Utility shut-off threat7.3% 1.5 pts below the national average of 8.8%
Sleeps under 7 hours30.5% 5.9 pts below the national average of 36.4%
Stroke4.4% 1 pts above the national average of 3.4%
All natural teeth lost13.7% 0.7 pts above the national average of 13%
Vision disability5.3% same as the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments41
People employed91
Annual payroll$4,062,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 99.1% of US census tracts
FEMA ratingVery High
Expected annual loss99 out of 100
Community resilience2.7 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Earthquake99.7Very High at its worst in this ZIP code
Wildfire99.1Very High at its worst in this ZIP code
Winter weather98.5Very High at its worst in this ZIP code
Volcanic activity97Relatively Low at its worst in this ZIP code
Landslide84.6Relatively Low at its worst in this ZIP code
Coastal flooding75.7Very Low at its worst in this ZIP code
River flooding43.7Relatively Low at its worst in this ZIP code
Ice storm31.2Very Low at its worst in this ZIP code
Cold wave24.9Relatively Low at its worst in this ZIP code
Lightning24.7Relatively Low at its worst in this ZIP code
Hail12Very Low at its worst in this ZIP code
Tornado0.2Very Low at its worst in this ZIP code
Compared with Alaska and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPAlaskaUnited States
Median household income$58,125$89,336$78,538
Income per person$36,293$44,928$43,289
Poverty rate22.5%10.2%12.4%
Median home value$246,200$333,300$303,400
Median gross rent$1,388$1,348
Homeownership79.8%66.6%65%
Bachelor's degree or higher26.1%31.2%35%
Unemployment rate13.9%5.8%5.2%
Works from home7.8%8.8%13.5%
Born outside the US3.5%7.8%13.9%
Median age49.235.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationSOLDOTNA 5SSW, AK US14.3 km away
Rain in a year22 in

Average high and low by month

January21.2°F / 4.8°F1.42 in rain
February28.3°F / 9.4°F1.3 in rain
March34.6°F / 11.5°F0.74 in rain
April45.9°F / 24.4°F0.83 in rain
May56.1°F / 32.3°F0.85 in rain
June62.3°F / 40.3°F1.32 in rain
July65.5°F / 45°F2.03 in rain
August63.7°F / 42.6°F2.99 in rain
September55.2°F / 36.6°F3.95 in rain
October42.4°F / 25.5°F2.74 in rain
November28.1°F / 12°F1.76 in rain
December23.3°F / 8.1°F1.65 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket100% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Kenai Peninsula Borough School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability39more vulnerable than 39% of US census tracts
Socioeconomic status47more vulnerable than 47% of US census tracts
Household characteristics14more vulnerable than 14% of US census tracts
Racial and ethnic minority status31more vulnerable than 31% of US census tracts
Housing type and transport60more vulnerable than 60% of US census tracts
Walkability5.4 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

99568 Clam Gulch, AK11.1 km away
99669 Soldotna, AK20.2 km away
99672 Sterling, AK32.5 km away
99611 Kenai, AK33.2 km away
99639 Ninilchik, AK39.1 km away
99635 Nikiski, AK42.7 km away
99556 Anchor Point, AK58.1 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Kenai Peninsula Borough100% of this ZIP code's land area
Time zoneAlaska (UTC-09:00 standard)
Daylight saving timeObserved
Land area86.82 sq mi
Water area3.52 sq mi
Population density27 people per sq mi
Latitude, longitude60.3164, -151.2896

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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