Kodiak Island Borough, Alaska Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 8th-largest in Alaska
The population of Kodiak Island Borough, Alaska is 12,878 as of the 2023 American Community Survey, making it the 8th-largest county in Alaska. The median household income is $83,716, the median home value is $382,700, and the median age is 35.4.
The population of Kodiak Island Borough has declined 7.3% since 2010 (13,653 → 12,654), a -0.54% annualized rate.
12,878
Population
-0.54%
Annual growth
2
People / sq mi
$83,716
Median Income
$382,700
Median Home Value
Kodiak Island Borough covers 6,689 sq mi of land at 1.9 people per square mile.
About Kodiak Island Borough, AK
What distinguishes Kodiak Island Borough is density: among the most sparsely settled of US counties, around 2 people per square mile. With 12,878 residents, Kodiak Island Borough is a county in Alaska. It is the #8-largest of all counties in Alaska nationally.
The typical household earns $83,716 a year, above the US median of $78,538. The poverty rate, 6.5%, is on the lower side for US counties and below the national 12.4%. Real estate commands a premium here — a median home value of $382,700, with typical rent around $1,669.
About 28.6% of adults 25 and older have a bachelor’s degree, below the 35.0% national figure. Remote work is on the lower side here, at 5.2%, below the national 14.0%, and the average commute runs about 11 minutes each way.
Kodiak Island Borough Population History (2010-2024)
The county of Kodiak Island Borough had a population of 13,653 in 2010 and 12,654 in 2024, a -7.3% growth over 14 years. The peak was 14,091 in 2013. Average annual growth rate: -0.54%.
12,654
Population (2024)
13,653
Population (2010)
14,091
Peak (2013)
-0.54%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 13,653 |
| 2011 | 13,807 |
| 2012 | 14,037 |
| 2013 | 14,091 |
| 2014 | 13,899 |
| 2015 | 13,760 |
| 2016 | 13,722 |
| 2017 | 13,605 |
| 2018 | 13,389 |
| 2019 | 13,209 |
| 2020 | 13,044 |
| 2021 | 12,844 |
| 2022 | 12,655 |
| 2023 | 12,659 |
| 2024 | 12,654 |
Race & Ethnicity
| White | 50.9% |
| Black or African American | 0.6% |
| Asian | 0.1% |
| Hispanic or Latino (any race) | 17.2% |
| Two or More Races | 0.0% |
Age & Sex
35.4
Median Age
45.8%
Female
54.2%
Male
12.6%
Age 65+
Age Distribution
Children (under 15): 20.9% · Seniors (65+): 12.6%
Income & Poverty
| Median household income | $83,716$-5,620 vs state |
| Mean household income | $102,245 |
| Per-capita income | $40,615 |
| Poverty rate | 6.5%-0.3% vs state |
| Unemployment rate | 3.0% |
| Employment-to-population | 60.4% |
Top Industries by Employment
The largest employment sector in Kodiak Island Borough is professional & business services, accounting for 25.1% of workers.
How residents commute
0.2%
Drive alone
6.9%
Carpool
62.8%
Public transit
5.2%
Work from home
10.6 min
Avg commute
Housing
$382,700+$49,400 vs state
Median home value
$1,669
Median rent
60.7%
Homeownership rate
5,840
Total housing units
78.9%
Occupied
21.1%
Vacant
39.3%
Renter-occupied
Social & access
89.8%
With health insurance
97.1%
With broadband internet
44.9%
Foreign-born
11.4%
Veterans (18+)
9.1%
With a disability
73.3%
Speak language other than English at home
Education
92.5%
High School+
28.6%
Bachelor's+
Largest cities in Alaska
Other counties in Alaska
Part of Alaska
Metro areas in Alaska
County rankings
Frequently Asked Questions
Kodiak Island Borough, Alaska has a population of 12,878 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 8th-largest county in Alaska. Population density is 2 people per square mile.
The population of Kodiak Island Borough has declined 7.3% since 2010 (13,653 → 12,654), a -0.54% annualized rate.
The median household income in Kodiak Island Borough, Alaska is $83,716, with mean (average) household income of $102,245 and per-capita income of $40,615. 6.5% of residents live below the federal poverty level.
In Kodiak Island Borough, the largest racial and ethnic groups are White (50.9%), Hispanic or Latino (17.2%), Black or African American (0.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Kodiak Island Borough, Alaska is 35.4 years. Residents are 45.8% female and 54.2% male.
The median home value in Kodiak Island Borough is $382,700 and median monthly rent is $1,669. 60.7% of occupied housing units are owner-occupied. The county has 5,840 total housing units, 21.1% of which are vacant.
The largest employment sector in Kodiak Island Borough, Alaska is professional, scientific, and management services, employing 25.1% of workers. The unemployment rate is 3.0%.
Anchorage is among the largest cities associated with Kodiak Island Borough, Alaska, with a population of 289,069.
More from Alaska
Population 289,069
Population 110,677
Population 95,555
Population 59,843
Full rankings of Alaska counties
Statewide data for Alaska
Population, race, income, age, and trends across Alaska
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.