Population & Household section gives reader an outlook. of general population profile, structure, and outlook.
Population Trend
Total Population
13065
Sex Ratio
115.1 %
Population Growth (2021-2022)
-1.2 %
Population CAGR (2010-2022)
-0.18 %
Population Growth Rate (%)
Source: Census.gov
Age Structure
Kodiak Island Borough, AK, has experienced a slight population decline, with a 1.2% decrease over the past year and a 0.18% annual decline over the last 13 years. The median age is 35.1, slightly younger than the state average of 35.3. The sex ratio is notably high at 115.1, indicating a larger male population. The age dependency ratio stands at 57, with 24% of residents under 18 and 12.3% over 65, reflecting a relatively balanced age distribution compared to other Alaskan counties, such as Kenai Peninsula Borough, which has a higher old-age dependency ratio of 31.4%.
Dependency Rate
57 %
Median Age
35.1 y.o.
% of Population > 65 y.o.
12.3 %
Active Aging Index
58.3 %
Old Dependency Rate
19.3 %
Young Dependency Rate
37.7 %
Age Structure (%)
Source: Census.gov
Population Structure
Source: Census.gov
Household Status
Total Households
4415
Married-couple Household
2658
Household CAGR (2010-2022)
0.01 %
Household Growth (2021-2022)
-0.02 %
Average Household Size
2.87 p
Average Family Size
3.36 p
Household with Children (%)
40.9 %
Household with Elder 65+ (%)
24 %
Household Size
Source: Census.gov
Household Structure
Source: Census.gov
Marriage
Never Married
28.9 %
Now Married
59.1 %
Widowed
4.9 %
Divorced
7.2 %
Marriage Status
Source: Census.gov
Marriage Status Breakdown
Source: Census.gov | S1201
Cultures
*Culture section contains several components: races, education, marriage and other factors.