ZIP code
99603
Homer, AK
99603 covers Homer in Kenai Peninsula Borough, with 11,557 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 99603. Methodology
ZIP code map of 99603

About ZIP code 99603
Acceptable cities: English Bay, Fritz Creek, Halibut Cove, Kachemak, Nanwalek, Port Graham
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 99603. Not ACS. Methodology
People in 99603
Race
- White8,868
- Black or African American39
- American Indian or Alaska Native651
- Asian96
- Native Hawaiian and Pacific Islander24
- Other race121
- Two or more races967
Hispanic or Latino (any race): 332
Age
- Under 101,280
- 10 to 191,288
- 20 to 291,042
- 30 to 391,448
- 40 to 491,193
- 50 to 591,333
- 60 to 691,840
- 70 to 791,014
- 80 and older328
Income and housing in 99603
Education
- High school graduate94.2%
- Bachelor's degree39.2%
- Graduate degree14.6%
Places covering 99603
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Homer51.3%
- Fritz Creek20.9%
- Diamond Ridge11.5%
- Fox River6.0%
- Kachemak5.4%
- Nanwalek2.3%
- Port Graham1.5%
- Halibut Cove0.6%
- Anchor Point0.3%
- Seldovia Village0.0%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Kenai Peninsula100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
0.3% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 99603
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 9,833 | |
| 2006 | 9,038 | |
| 2007 | 9,562 | |
| 2008 | 9,319 | |
| 2009 | 9,516 | |
| 2010 | 9,673 | |
| 2011 | 9,378 | 9,539 |
| 2012 | 9,518 | 9,560 |
| 2013 | 9,628 | 9,580 |
| 2014 | 9,894 | 9,440 |
| 2015 | 10,130 | 9,790 |
| 2016 | 10,389 | 9,860 |
| 2017 | 10,332 | 10,000 |
| 2018 | 10,509 | 10,100 |
| 2019 | 10,597 | 10,290 |
| 2020 | 10,872 | 10,270 |
| 2021 | 10,852 | 10,500 |
| 2022 | 11,234 | 10,630 |
| 2023 | 11,557 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 99603
12 nearest ZIP centroids (any distance)
- 99663Seldovia18.1 miPop 385 · Income $82,045
- 99556Anchor Point24.5 miPop 2,858 · Income $62,868
- 99639Ninilchik32.8 miPop 1,244 · Income $46,354
- 99610Kasilof51.4 miPop 2,307 · Income $58,125
- 99568Clam Gulch54.5 miPop 498 · Income $87,250
- 99669Soldotna57.1 miPop 15,722 · Income $84,133
- 99664Seward71.5 miPop 4,296 · Income $83,101
- 99672Sterling72.7 miPop 4,153 · Income $99,536
- 99572Cooper Landing80.7 miPop 244 · Income $140,500
- 99631Moose Pass90.5 miPop 101 · Income $113,889
- 99611Kenai91.0 miPop 16,028 · Income $69,816
- 99647Pedro Bay103.2 miPop 14 · Income $80,833
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 99603, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 99603 FAQ
- What city is ZIP code 99603 in?
- 99603 is in Homer, AK.
- What county is 99603 in?
- 99603 is in Kenai Peninsula Borough.
- What is the median household income in 99603?
- The median household income in 99603 is $76,368.
- Which ZIP codes are near 99603?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 99603.