Comparison to Surrounding Areas
The median household income ($78,767) for 99603 is less than the median household income for 99663 ($84,306), 99664 ($87,760), Kenai Peninsula Borough ($80,538), Halibut Cove CDP ($87,981), Fritz Creek CDP ($89,531), Diamond Ridge CDP ($87,500), and Fox River CDP ($79,583). But it's more than 99556 ($62,179), 99639 ($47,333), Kachemak city ($76,750), Anchor Point CDP ($63,000), Port Graham CDP ($58,125), Nanwalek CDP ($69,107), and Homer city ($74,449).
| 99603 | $78,767 |
| Port Graham CDP | $58,125 |
| Anchor Point CDP | $63,000 |
| Diamond Ridge CDP | $87,500 |
| Fox River CDP | $79,583 |
| Fritz Creek CDP | $89,531 |
| Halibut Cove CDP | $87,981 |
| Homer city | $74,449 |
| Kachemak city | $76,750 |
| Nanwalek CDP | $69,107 |
| Kenai Peninsula Borough | $80,538 |
Get Median Household Income for all Zip Codes in Alaska.
The average household income ($103,441) for 99603 is less than the average household income for Kenai Peninsula Borough ($105,973), Diamond Ridge CDP ($119,514), Fritz Creek CDP ($105,810), and Kachemak city ($112,634). But it's more than 99556 ($85,577), 99639 ($67,041), 99663 ($95,166), 99664 ($98,158), Nanwalek CDP ($85,423), Anchor Point CDP ($83,669), Port Graham CDP ($93,778), Fox River CDP ($96,304), Halibut Cove CDP ($98,947), and Homer city ($100,337).
| 99603 | $103,441 |
| Port Graham CDP | $93,778 |
| Anchor Point CDP | $83,669 |
| Diamond Ridge CDP | $119,514 |
| Fox River CDP | $96,304 |
| Fritz Creek CDP | $105,810 |
| Halibut Cove CDP | $98,947 |
| Homer city | $100,337 |
| Kachemak city | $112,634 |
| Nanwalek CDP | $85,423 |
| Kenai Peninsula Borough | $105,973 |
Get Average Household Income for all Zip Codes in Alaska.
The per-capita income for 99603 is $45,043. The per capita income ($45,043) for 99603 is less than the per capita income for 99663 ($45,598), Diamond Ridge CDP ($49,720), Fritz Creek CDP ($49,438), Homer city ($45,915), and Kachemak city ($46,875). But it's more than 99556 ($39,147), 99664 ($39,384), 99639 ($33,502), Kenai Peninsula Borough ($44,190), Nanwalek CDP ($17,262), Port Graham CDP ($30,043), Halibut Cove CDP ($41,607), Fox River CDP ($24,367), and Anchor Point CDP ($38,570).
| 99603 | $45,043 |
| Port Graham CDP | $30,043 |
| Anchor Point CDP | $38,570 |
| Diamond Ridge CDP | $49,720 |
| Fox River CDP | $24,367 |
| Fritz Creek CDP | $49,438 |
| Halibut Cove CDP | $41,607 |
| Homer city | $45,915 |
| Kachemak city | $46,875 |
| Nanwalek CDP | $17,262 |
| Kenai Peninsula Borough | $44,190 |
Get Per-Capita Income for all Zip Codes in Alaska.
11.2% of households make over $200,000 a year. The percent high income households (11.2%) for 99603 is less than the percent high income households for Kenai Peninsula Borough (11.7%), Diamond Ridge CDP (17.5%), Fritz Creek CDP (12.2%), Halibut Cove CDP (20.0%), and Port Graham CDP (18.5%). But it's more than 99556 (8.5%), 99639 (7.2%), 99663 (8.6%), 99664 (5.8%), Anchor Point CDP (8.2%), Nanwalek CDP (6.5%), Fox River CDP (8.4%), Homer city (9.8%), and Kachemak city (11.0%).
| 99603 | 11.2% |
| Port Graham CDP | 18.5% |
| Anchor Point CDP | 8.2% |
| Diamond Ridge CDP | 17.5% |
| Fox River CDP | 8.4% |
| Fritz Creek CDP | 12.2% |
| Halibut Cove CDP | 20.0% |
| Homer city | 9.8% |
| Kachemak city | 11.0% |
| Nanwalek CDP | 6.5% |
| Kenai Peninsula Borough | 11.7% |
Get High Income Households for all Zip Codes in Alaska.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 99603 | $48,229 | $81,125 | $87,614 | $67,946 |
| Port Graham CDP | $-1 | $54,583 | $250,001 | $21,250 |
| Anchor Point CDP | $58,750 | $98,750 | $62,500 | $43,750 |
| Diamond Ridge CDP | $64,792 | $125,250 | $100,682 | $61,250 |
| Fox River CDP | $-1 | $81,667 | $110,313 | $-1 |
| Fritz Creek CDP | $-1 | $103,000 | $106,563 | $56,842 |
| Halibut Cove CDP | $-1 | $-1 | $-1 | $-1 |
| Homer city | $47,917 | $74,682 | $78,542 | $72,788 |
| Kachemak city | $-1 | $78,750 | $102,917 | $74,028 |
| Nanwalek CDP | $-1 | $-1 | $-1 | $-1 |
| Kenai Peninsula Borough | $64,893 | $97,739 | $88,963 | $60,287 |
Get Median Household Income by Age of Householder for all Zip Codes in Alaska.
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Starting at $65.
All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 99603 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 99603 | +/-$3,935 | +/-$4,280 | +/-$2,138 | +/-1.4% | +/-$16,006 | +/-$9,575 | +/-$5,842 | +/-$8,007 |
| Port Graham CDP | +/-$51,073 | +/-$45,827 | +/-$13,286 | +/-21.6% | +/-$-1 | +/-$6,923 | +/-$-1 | +/-$15,830 |
| Anchor Point CDP | +/-$9,985 | +/-$8,727 | +/-$3,598 | +/-3.6% | +/-$38,796 | +/-$17,771 | +/-$16,291 | +/-$11,997 |
| Diamond Ridge CDP | +/-$17,394 | +/-$13,626 | +/-$5,862 | +/-5.0% | +/-$14,261 | +/-$59,291 | +/-$20,645 | +/-$32,339 |
| Fox River CDP | +/-$14,391 | +/-$22,531 | +/-$6,558 | +/-5.4% | +/-$-1 | +/-$55,781 | +/-$47,759 | +/-$-1 |
| Fritz Creek CDP | +/-$11,093 | +/-$8,770 | +/-$4,415 | +/-3.3% | +/-$-1 | +/-$16,153 | +/-$30,212 | +/-$14,326 |
| Halibut Cove CDP | +/-$2,752 | +/-$34,576 | +/-$11,172 | +/-23.7% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$-1 |
| Homer city | +/-$1,854 | +/-$5,416 | +/-$2,916 | +/-1.7% | +/-$7,147 | +/-$5,578 | +/-$9,245 | +/-$10,526 |
| Kachemak city | +/-$22,606 | +/-$16,929 | +/-$8,587 | +/-5.2% | +/-$-1 | +/-$53,743 | +/-$46,873 | +/-$15,521 |
| Nanwalek CDP | +/-$29,364 | +/-$25,670 | +/-$5,881 | +/-10.4% | +/-$-1 | +/-$-1 | +/-$-1 | +/-$-1 |
| Kenai Peninsula Borough | +/-$5,216 | +/-$5,656 | +/-$2,260 | +/-1.3% | +/-$5,671 | +/-$8,697 | +/-$9,437 | +/-$3,755 |