Kobuk, AK · standard
ZIP Code 99751
Northwest Arctic County, Alaska — Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 151
- 10/sq mi
- $37,917
- Median income
- 0.0%
- Bachelor's or higher
The verdict
Kobuk pairs one of the lowest household incomes in the country, in a rural, mixed-tenure area.
- 5th pct
- household income, US ZIPs
- 10
- people per sq mi
- 51%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 99751 against every reporting US ZIP.
ZIP code 99751 is classified by USPS as a standard delivery area and covers roughly 14.8 square miles in Kobuk, Northwest Arctic County, Alaska. The area is home to 151 residents, producing a population density of 10 people per square mile, and falls within the Anchorage time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 99751 against Alaska and the nation.
On the economic side, the median household income for ZIP 99751 sits at $37,917 (48% below the Alaska average), while per-capita income is $23,259. The poverty rate stands at 25.7% and the unemployment rate at 0.0%. On housing, the median home value is — with median rent at — per month, and 51.4% of occupied units are owner-occupied, a direct signal of whether 99751 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 0.0% of adults hold a bachelor's degree or higher, the median age is 22.8, and the average commute is —. Use the benchmarks above to see where 99751 sits relative to Alaska and the national baseline rather than viewing the numbers in isolation. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, FHFA HPI for ZIP 99751, Kobuk, AK · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; HUD FMR + FHFA HPI updated quarterly/annually.
Quick Facts
151
Population
14.8
Area (sq mi)
10
People / sq mi
Anchorage
Time Zone
standard
ZIP Type
Who lives in ZIP 99751?
22.8
Median Age
54.5%
Male
45.5%
Female
2.0%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$37,917
Median Household Income
-48% vs state
$23,259
Per Capita Income
25.7%
Poverty Rate
0.0%
Unemployment Rate
How ZIP 99751 ranks nationally
Household income vs. every US ZIP code
Median household income — the full national distribution, with this ZIP marked
$37,917 5th percentile higher than 5% of 30,318 US ZIPs
Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau — ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
56
Total Housing Units
37
Occupied Units
19
Vacant Units
2.73
Avg Household Size
Occupancy Type
1991
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
More ZIP Codes in Northwest Arctic County
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Frequently Asked Questions
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ZIP Code Research Guides
Official Data Resources for Kobuk, AK
Verify and explore additional data for this area using these official government sources.
Read our methodology to see how this data is sourced, computed, and verified.