Population & Household section gives reader an outlook. of general population profile, structure, and outlook.
Population Trend
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%.
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
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
Kodiak Island Borough, AK, with a total of 4,415 households, exhibits a relatively stable demographic profile compared to other Alaskan counties. The borough has a higher percentage of households with children (40.9%) than the state average of 32.7%, indicating a family-oriented community. The average household size (2.87) and family size (3.36) are also above the state averages of 2.67 and 3.28, respectively. However, Kodiak Island's household growth rate has stagnated at -0.02%, contrasting with the more dynamic growth seen in areas like Matanuska-Susitna Borough (3.24%). The proportion of married couples (60.2%) is significant, suggesting a stable family structure, yet the overall growth trend raises concerns about long-term demographic vitality in comparison to other regions in Alaska.
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.
Racial Profiiles
Kodiak Island Borough, AK, exhibits a unique demographic profile compared to both national and state averages. With a single race percentage of 86.3%, it is slightly below Alaska's 88.7% and significantly lower than the national average of 91.2%. Notably, the borough has a high non-white population at 49.4%, which is considerably above Alaska's 38.7% and reflects a diverse community. The Hispanic population stands at 8.8%, higher than the state average of 7.5%. Additionally, the Asian demographic is particularly prominent at 22.7%, indicating a distinct cultural presence in the region.
One Race
86.3 %
Two or More Races
13.7 %
Non-White
49.4 %
Hispanic (Overlapping)
8.8 %
White
6612
Black
120
Asian
2964
Native American
1492
Race Structure (%)
Source: Census.gov
Racial Profile Breakdown
Source: Census.gov
Place of Birth
Kodiak Island Borough, AK, exhibits a unique demographic profile with 80.7% of its population born in the U.S., which is lower than the state average of 92.1% and significantly below the national average of 86.3%. Notably, 19.3% of residents are foreign-born, a figure that surpasses both the state (7.9%) and national (13.7%) levels. Among foreign-born individuals, a substantial 52.5% are naturalized citizens. The borough's foreign-born population is predominantly from Asia (2,125), indicating a distinct demographic trend compared to other Alaskan counties, which generally have lower percentages of foreign-born residents.
Native US Citizen
6612
Native US Citizen (%)
49.4 %
Born in Alaska (%)
31.5 %
Born in Other State (%)
46.4 %
Foreign Born (%)
19.3 %
Naturalized (% of Foreign Born)
52.5 %
Place of Birth Changes (2010-2022)
Source: Census.gov
Birthplace Breakdown (Outside of US)
Source: Census.gov
Migration
-
Migration Inflow (% of Population)
13.1 %
From Different County (% of Inflow)
27.2 %
From Different State (% of Inflow)
65 %
From Different Country (% of Inflow)
7.8 %
%
Source: Census.gov
Religion
Number of Congregations
28
Number of Adherents
4332
Adherents (% of Total Population)
33.2 %
Christian (% of Total Population)
30.8 %
Religion Breakdown
Source: Census.gov
Education Attainment
In Kodiak Island Borough, AK, 28.5% of the population aged 25 and older holds a bachelor's degree, reflecting a significant increase from 20% a decade ago. This figure is slightly below the state average of 30.7% and notably lower than Anchorage Municipality's 37%. The median earnings for residents aged 25 and older stand at $41,663, which is lower than the state median of $54,606. However, those with a bachelor's degree earn $48,304, indicating a positive return on education. Additionally, 52.4% of degree holders are enrolled in STEM fields, aligning closely with state trends.