PlainZIP

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 a sparsely populated ZIP (a standard USPS delivery area) in Kobuk, Northwest Arctic County, 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 Alaska average), while per-capita income is $23,259. The poverty rate stands at 25.7% and the unemployment rate at 0.0%. Housing costs here run - for a typical home value, with rent averaging - a month; 51.4% of homes are owner-occupied.

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 -. 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 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

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 99751?

22.8

Median Age

54.5%

Male

45.5%

Female

2.0%

Foreign-Born

White 5.0%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 85.1%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 9.9%
Hispanic or Latino 0.0%

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

Kobuk, AK 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

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). This entry sits in this band. $40,000–$60,000: 7,092 US ZIPs (23%). Above this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

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?

High School Graduate or Higher 43.8%
Bachelor's Degree or Higher 0.0%

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

Owner 51.4%
Renter 48.6%

1991

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

More ZIP Codes in Northwest Arctic County

99752 standard
Kotzebue, AK
Pop: 3,553
99770 standard
Selawik, AK
Pop: 841
99763 standard
Noorvik, AK
Pop: 668
99761 standard
Noatak, AK
Pop: 514
99727 standard
Buckland, AK
Pop: 416
99750 standard
Kivalina, AK
Pop: 374

Related Areas

Northwest Arctic County Kobuk, AK Alaska

Frequently Asked Questions

What county is ZIP code 99751 in? ▼
ZIP code 99751 (Kobuk) is located in Northwest Arctic County, Alaska. Northwest Arctic County 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.

Read our methodology to see how this data is sourced, computed, and verified.