Comparison to Surrounding Areas
The median household income ($58,125) for 99640 is less than the median household income for 99557 ($74,286), 99606 ($76,250), 99653 ($67,750), and Lake and Peninsula Borough ($65,625). But it's more than Nondalton city ($57,500).
| 99640 | $58,125 |
| Nondalton city | $57,500 |
| Lake and Peninsula Borough | $65,625 |
Get Median Household Income for all Zip Codes in Alaska.
The average household income ($60,822) for 99640 is less than the average household income for 99557 ($109,950), 99606 ($102,786), 99653 ($67,100), and Lake and Peninsula Borough ($83,450). But it's more than Nondalton city ($60,060).
| 99640 | $60,822 |
| Nondalton city | $60,060 |
| Lake and Peninsula Borough | $83,450 |
Get Average Household Income for all Zip Codes in Alaska.
The per-capita income for 99640 is $19,584. The per capita income ($19,584) for 99640 is less than 99557 ($39,134), 99606 ($34,200), 99653 ($123,787), Lake and Peninsula Borough ($53,670), and Nondalton city ($20,658).
| 99640 | $19,584 |
| Nondalton city | $20,658 |
| Lake and Peninsula Borough | $53,670 |
Get Per-Capita Income for all Zip Codes in Alaska.
0% of households make over $200,000 a year. The percent high income households (0.0%) for 99640 is less than 99557 (11.9%), 99606 (17.8%), and Lake and Peninsula Borough (7.1%). And it's the same as 99653 (0.0%) and Nondalton city (0.0%).
| 99640 | 0.0% |
| Nondalton city | 0.0% |
| Lake and Peninsula Borough | 7.1% |
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 | |
|---|---|---|---|---|
| 99640 | $-1 | $40,625 | $59,219 | $62,500 |
| Nondalton city | $-1 | $40,625 | $59,219 | $-1 |
| Lake and Peninsula Borough | $21,250 | $71,250 | $63,333 | $71,250 |
Get Median Household Income by Age of Householder for all Zip Codes in Alaska.
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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 99640 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+ | |||||
| 99640 | +/-$9,950 | +/-$9,953 | +/-$5,175 | +/-38.3% | +/-$-1 | +/-$6,255 | +/-$4,278 | +/-$22,825 |
| Nondalton city | +/-$15,695 | +/-$10,988 | +/-$5,778 | +/-40.1% | +/-$-1 | +/-$6,255 | +/-$4,278 | +/-$-1 |
| Lake and Peninsula Borough | +/-$6,339 | +/-$9,781 | +/-$17,644 | +/-3.5% | +/-$7,894 | +/-$11,297 | +/-$9,190 | +/-$9,485 |