PlainZIP

Kake, AK · standard

ZIP Code 99830

Petersburg County, Alaska - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

561
1/sq mi
$52,159
Median income
$124,600
Median home value
14.5%
Bachelor's or higher

The verdict

Kake pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.

17th pct
household income, US ZIPs
18th pct
home value, US ZIPs
1
people per sq mi
65%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 99830 against every reporting US ZIP.

ZIP code 99830 is a sparsely populated ZIP (a standard USPS delivery area) in Kake, Petersburg County, Alaska, home to just 561 residents across 701.3 square miles, a density of 1 people per square mile, in the Sitka time zone.

ZIP 99830 reports a modest median household income of $52,159 (28% below the Alaska average), while per-capita income is $23,216. 19.9% of residents live below the poverty line, and the unemployment rate reads 12.5%. Housing costs here run $124,600 for a typical home value (41% below the state average), with rent averaging $1,016 a month; 65.1% of homes are owner-occupied.

Formal educational attainment runs low here: just 14.5% of adults hold a bachelor's degree or higher, the median age is 38.9, and the average commute is -. Compare these figures to the Alaska and national benchmarks above rather than reading 99830's 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 →

Top industries in ZIP 99830

Top 5 sectors by establishment count in Kake, AK

Which industries have the most business establishments in ZIP 99830.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

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 99830, Kake, 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

561

Population

701.3

Area (sq mi)

1

People / sq mi

Sitka

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 99830?

38.9

Median Age

51.7%

Male

48.3%

Female

1.6%

Foreign-Born

White 15.3%
African American 1.3%
Asian 1.1%
American Indian or Alaska Native 55.2%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 27.2%
Hispanic or Latino 6.8%

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?

$52,159

Median Household Income

-28% vs state

$23,216

Per Capita Income

19.9%

Poverty Rate

12.5%

Unemployment Rate

How ZIP 99830 ranks nationally

Kake, AK household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$52,159 17th percentile higher than 17% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). This entry sits in this band. $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 62.8%
Bachelor's Degree or Higher 14.5%

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

What does housing look like?

326

Total Housing Units

241

Occupied Units

85

Vacant Units

2.59

Avg Household Size

Occupancy Type

Owner 65.1%
Renter 34.9%

$124,600

Median Home Value

-41% vs state

$1,016

Median Rent

1983

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 21 business establishments in ZIP 99830, employing approximately 82 people with a combined annual payroll of $3,208,000.

21

Businesses

82

Employees

$3.2M

Annual Payroll

3

Industry Sectors

Industry Establishments % of Total
Retail trade 4 19.1%
Construction 3 14.3%
Transportation and warehousing 3 14.3%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

More ZIP Codes in Petersburg County

99833 standard
Petersburg, AK
Pop: 3,202
99836 standard
Port Alexander, AK
Pop: 52

Related Areas

Petersburg County Kake, AK Alaska

Frequently Asked Questions

What county is ZIP code 99830 in? ▼
ZIP code 99830 (Kake) is located in Petersburg County, Alaska. Petersburg County contains multiple ZIP codes, see the full list at /counties/petersburg-ak.
What is the population of ZIP code 99830? ▼
ZIP code 99830 in Kake, AK has a population of 561 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 99830? ▼
The median household income in ZIP 99830 is $52,159, which is 32% below the national average of $76,288.
What is the average home value in ZIP 99830? ▼
The median home value in ZIP 99830 is $124,600, which is 55% below the national average of $278,155.
What is the demographic makeup of ZIP 99830? ▼
The largest racial group in ZIP 99830 is American Indian or Alaska Native at 55.2%. Hispanic or Latino residents make up 6.8% of the population.
How many businesses are in ZIP code 99830? ▼
ZIP code 99830 has 21 business establishments employing approximately 82 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 99830? ▼
The top industries by establishment count in ZIP 99830 are: Retail trade (4), Construction (3), Transportation and warehousing (3). There are 3 industry sectors represented in total.
What is the education level in ZIP code 99830? ▼
In ZIP code 99830, 62.8% of residents aged 25+ have a high school diploma or higher, and 14.5% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 99830? ▼
In ZIP code 99830, approximately 65.1% of occupied housing units are owner-occupied and 34.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 99830? ▼
The poverty rate in ZIP code 99830 is 19.9% 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.