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
Kodiak Island Borough is a county in Alaska with a population of 12,878. It ranks #8 among counties in Alaska by population. The median age is 35.4, younger than the national median. The population is 54.2% male and 45.8% female.
The median household income in Kodiak Island Borough is $83,716, above the US median of $74,580. 6.5% of residents live below the federal poverty level. Home values sit at a median of $382,700, with monthly rent averaging $1,669. The homeownership rate of 60.7% is lower than the national rate of 64.8%.
Educational attainment in Kodiak Island Borough reflects 28.6% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 5.2% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 10.6 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+
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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.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.