Kobuk, AK · standard
ZIP Code 99751
Northwest Arctic, Alaska - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 151
- 10/sq mi Low-density area
- $37,917
- Median income Below-median income area
- 0.0%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
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 a sparsely populated ZIP (a standard USPS delivery area) in Kobuk, Northwest Arctic, Alaska, home to just 151 residents across 14.8 square miles, a density of 10 people per square mile, in the Anchorage time zone.
ZIP 99751 sits on the lower end of the income spectrum: median household income is $37,917 (48% below the average Alaska ZIP), while per-capita income is $23,259. The poverty rate is 25.7%, so the area-level income figures should not be treated as typical household experience. The ACS does not report a median home value for this ZIP, so housing cost context is limited to the available tenure and rent fields.
Formal educational attainment runs low here: just 0.0% of adults hold a bachelor's degree or higher, the median age is 22.8, and the average commute is -. No nearby ZIP peer set is available for this delivery area, so the Alaska and national benchmarks above are the appropriate context for 99751.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, 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; 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 ZIP avg
$23,259
Per Capita Income
25.7%
Poverty Rate
0.0%
Unemployment Rate
How ZIP 99751 ranks among Alaska ZIPs
Kobuk, AK household income vs. every Alaska ZIP code
Median household income among 197 reporting Alaska ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$37,917 9th percentile higher than 9% of 197 Alaska ZIPs
Each bar is a $20K-wide band; taller bars hold more Alaska 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?
Housing stock: occupied vs vacant
56housing units
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)
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 99751, both outside AK so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Northwest Arctic
Related Areas
Frequently Asked Questions
What county is ZIP code 99751 in?
ZIP code 99751 (Kobuk) is located in Northwest Arctic, Alaska. Northwest Arctic contains multiple ZIP codes, see the full list at /counties/northwest-arctic-ak.
What is the population of ZIP code 99751?
ZIP code 99751 in Kobuk, AK has a population of 151 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 99751?
The median household income in ZIP 99751 is $37,917, which is 50% below the national average of $76,288.
What is the demographic makeup of ZIP 99751?
The largest racial group in ZIP 99751 is American Indian or Alaska Native at 85.1%.
What percentage of residents own vs. rent in ZIP 99751?
In ZIP code 99751, approximately 51.4% of occupied housing units are owner-occupied and 48.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 99751?
The poverty rate in ZIP code 99751 is 25.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 99751's numbers, next.
- See how ZIP 99751 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Kobuk, AK ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.