Postal Codes

99603 ZIP Code

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ZIP code 99603 covers Homer, Alaska, with a population of about 11,557 and a median household income of $76,368.

Population
11,55711 per square mile
Median age
39.71 points above the US average
Median household income
$76,36815% below the Alaska median
Poverty rate
12.1%about the US average
Typical home value
$418,154up 26.1% in five years
Median rent
$1,23611% below the Alaska median
Degree or higher
39.2%4.2 points above the US average
Homeownership
77.2%12.2 points above the US average
Time zone
Alaska UTC-09:00observes daylight saving time
Businesses
624

Where 99603 is

Homer, 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

Population11,557
Median age39.7
Family households59.6%
Born outside the US4.3%
Speaks a language other than English at home10.5%
White (non-Hispanic)78.4%
Black (non-Hispanic)0.2%
Asian (non-Hispanic)2.2%
Hispanic or Latino4.4%
Veterans7.8%
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$76,368
Income per person$41,904
Poverty rate12.1%
Households on SNAP or cash assistance10.2%

Household income distribution

Under $10k3.8%
$10–15k2.5%
$15–20k3.8%
$20–25k4.7%
$25–30k2.6%
$30–35k4.3%
$35–40k3.9%
$40–45k3.6%
$45–50k2.8%
$50–60k6.3%
$60–75k10.8%
$75–100k14.6%
$100–125k9.9%
$125–150k7.8%
$150–200k9.2%
$200k or more9.4%

Income as declared to the IRS

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

Tax returns filed5,980
Mean adjusted gross income$87,412
Returns declaring $200,000 or more7.5%
Returns, under $25k26.1%
Returns, $25k–$50k21.6%
Returns, $50k–$75k16.1%
Returns, $75k–$100k10.0%
Returns, $100k–$200k18.7%
Returns, $200k or more7.5%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$345,600
Median gross rent$1,236
Rent as a share of household income31.3%
Owner-occupied77.2%
Vacant homes26.4%
Median year built1991

What the homes are

Detached house82.1%
Attached house2.2%
2 to 4 units8.4%
5 to 19 units3.9%
20 or more units0.8%
Mobile home2.3%
Boat, RV or van0.2%
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$418,154as of 2026-07
Typical home value, 1 yearup 11.8%
Typical home value, 5 yearsup 26.1%
Typical home value, 10 yearsup 69.3%
Typical asking rent$1,912as of 2026-07
Typical home value since 2000
200520152026$418,154$188,512

$188,512 in 2005 to $418,154 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate6.6%
Bachelor's degree or higher39.2%
High school diploma or higher94.2%
Works from home12.1%
Drives to work alone65.6%
Takes public transport0.1%
Commutes 45 minutes or more4.5%
Health

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

Obesity32% 1.4 pts below the national average of 33.4%
Diagnosed diabetes9.7% 2.3 pts below the national average of 12%
Currently smokes15.4% 2.2 pts above the national average of 13.2%
High blood pressure35.4% 1.3 pts above the national average of 34.1%
Fair or poor general health18.2% 2.1 pts below the national average of 20.3%
No health insurance (18–64)8.9% 2.4 pts below the national average of 11.3%
Depression20.1% 1.8 pts below the national average of 21.9%
No leisure-time physical activity20.6% 4.8 pts below the national average of 25.4%
Arthritis27.4% 2.3 pts above the national average of 25.1%
Binge drinking16.8% 0.8 pts above the national average of 16%
Taking blood pressure medication72.4% 2.3 pts below the national average of 74.7%
Cancer (non-skin)9.7% 2 pts above the national average of 7.7%
Current asthma10.5% same as the national average of 10.4%
Coronary heart disease7% 0.8 pts above the national average of 6.2%
Routine check-up in past year66.9% 9.8 pts below the national average of 76.7%
Cholesterol screening81.5% 4.4 pts below the national average of 85.9%
Cognitive disability12.7% 2.1 pts below the national average of 14.8%
Colorectal screening62.6% 1.7 pts below the national average of 64.3%
COPD7.4% 0.8 pts above the national average of 6.6%
Visited a dentist61.9% 0.6 pts above the national average of 61.3%
Any disability29.4% 1.3 pts below the national average of 30.7%
Lacks emotional support20.2% 4.6 pts below the national average of 24.8%
Food insecurity12% 5.1 pts below the national average of 17.1%
Received food stamps8.9% 5.4 pts below the national average of 14.3%
Hearing disability8.8% 2.1 pts above the national average of 6.7%
High cholesterol38.4% 2.2 pts above the national average of 36.2%
Housing insecurity9.6% 4.2 pts below the national average of 13.8%
Independent living disability7.4% 1 pts below the national average of 8.4%
Lacks transport7.3% 1.9 pts below the national average of 9.2%
Loneliness30.8% 3.6 pts below the national average of 34.4%
Mammography use61.7% 14.2 pts below the national average of 75.9%
Poor mental health (14+ days)14.5% 2.3 pts below the national average of 16.8%
Mobility disability13% 1 pts below the national average of 14%
Poor physical health (14+ days)14.1% 0.6 pts above the national average of 13.5%
Self-care disability3.6% same as the national average of 4%
Utility shut-off threat6.8% 2 pts below the national average of 8.8%
Sleeps under 7 hours29.3% 7.1 pts below the national average of 36.4%
Stroke3.6% same as the national average of 3.4%
All natural teeth lost11.1% 1.9 pts below the national average of 13%
Vision disability4.5% 1.1 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments624
People employed3,284
Annual payroll$187,639,000
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 99.8% of US census tracts
FEMA ratingVery High
Expected annual loss99.5 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.

Avalanche99.6Very High at its worst in this ZIP code
Landslide98.1Relatively Moderate at its worst in this ZIP code
Earthquake95.6Very High at its worst in this ZIP code
Winter weather91.2Very High at its worst in this ZIP code
Volcanic activity89.4Relatively Low at its worst in this ZIP code
Tsunami88Relatively High at its worst in this ZIP code
Wildfire82.1Relatively High at its worst in this ZIP code
Cold wave19.4Relatively Low at its worst in this ZIP code
Ice storm9.9Very Low at its worst in this ZIP code
River flooding6.5Relatively Low at its worst in this ZIP code
Hail1.1Very Low at its worst in this ZIP code
Coastal flooding1Relatively Low at its worst in this ZIP code
Lightning0.6Very 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$76,368$89,336$78,538
Income per person$41,904$44,928$43,289
Poverty rate12.1%10.2%12.4%
Median home value$345,600$333,300$303,400
Median gross rent$1,236$1,388$1,348
Homeownership77.2%66.6%65%
Bachelor's degree or higher39.2%31.2%35%
Unemployment rate6.6%5.8%5.2%
Works from home12.1%8.8%13.5%
Born outside the US4.3%7.8%13.9%
Median age39.735.638.7
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 stationHOMER AP, AK US18.5 km away
Rain in a year24 in

Average high and low by month

January31.8°F / 19°F2.15 in rain
February34.9°F / 21.7°F1.82 in rain
March37.1°F / 23.1°F1.32 in rain
April46.1°F / 31.3°F1.15 in rain
May53.8°F / 38.2°F0.78 in rain
June59.3°F / 44.7°F0.87 in rain
July63.1°F / 49.2°F1.45 in rain
August62.6°F / 48°F2.31 in rain
September56.7°F / 42.3°F3.28 in rain
October47.1°F / 33.3°F2.61 in rain
November37.6°F / 24.8°F2.87 in rain
December34°F / 21.4°F3.27 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 supermarket77% of this ZIP code's area
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarket77% 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 vulnerability61more vulnerable than 61% of US census tracts
Socioeconomic status39more vulnerable than 39% of US census tracts
Household characteristics55more vulnerable than 55% of US census tracts
Racial and ethnic minority status59more vulnerable than 59% of US census tracts
Housing type and transport80more vulnerable than 80% of US census tracts
Walkability4.8 out of 20Least walkable
Nearby ZIP codes

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

99663 Seldovia, AK28 km away
99556 Anchor Point, AK42.6 km away
99639 Ninilchik, AK57.3 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 area1068.83 sq mi
Water area98.01 sq mi
Population density11 people per sq mi
Latitude, longitude59.5374, -151.2356

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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