Kodiak Island Borough, Alaska Age & Gender Statistics (2024)

Total Population

12,771

Median Age

35.1

Male Median

33.9

Female Median

35.3

Kodiak Island Borough, Alaska Population Growth

Population trends in
Figure 1: Annual population growth trend for (2010–2024).

Kodiak Island Borough, Alaska Demographic Trend

Since 2010, the population of has changed by -4.3%%.

-4.3%% Growth

Kodiak Island Borough, Alaska Age & Gender Pyramid

Population pyramid for

Figure 2: Population distribution by age and gender for 2024.


Kodiak Island Borough, Alaska Historical Population Data

YearMedian AgePopulation
202435.112,771
202335.412,878
202235.113,065
202135.213,218
202034.713,383
201933.913,451
201833.513,649
201733.113,773
201632.713,918
201532.413,973
201432.313,924
201331.913,850
201231.513,710
201131.913,488
201033.513,349

Kodiak Island Borough, Alaska Age Group Breakdown (2024)

Age CohortPercentage
Under 55.6%
5–1718.1%
18–2410.4%
25–3415.7%
35–5424.4%
55–6411.9%
65+13.9%

Dependency Ratios for Kodiak Island Borough, Alaska

Total Dependency Ratio:
60.2
Youth Dependency:
37.9
Old-Age Dependency:
22.3

The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).



Age & Gender FAQs for Kodiak Island Borough, Alaska

The median age in Kodiak Island Borough, Alaska is 35.1 years.

According to latest Census data, the total population of Kodiak Island Borough, Alaska is 12,771.

In Kodiak Island Borough, Alaska, seniors (ages 65+) make up 13.9% of the population, while children under 18 represent 18.1%.

Based on historical data since 2010, the population in Kodiak Island Borough, Alaska is aging.
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