US Census Data

Kenai Peninsula Borough vs Kodiak Island Borough

A side-by-side comparison of Kenai Peninsula Borough and Kodiak Island Borough: population, income, housing, and more.

Kenai Peninsula Borough and Kodiak Island Borough are counties in Alaska. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Kenai Peninsula Borough has the higher population (59,843 vs 12,878 in Kodiak Island Borough). Kodiak Island Borough has the higher median household income ($83,716 vs $77,722 in Kenai Peninsula Borough). Kodiak Island Borough has the higher median home value ($382,700 vs $297,500 in Kenai Peninsula Borough).

Population, income & housing

Kenai Peninsula BoroughKodiak Island Borough
Population59,84312,878
Median age41.5 yrs35.4 yrs
Median household income$77,722$83,716
Median home value$297,500$382,700
Median gross rent$1,163$1,669
Housing units32,7075,840
Homeownership rate76.8%60.7%
Bachelor's degree or higher29.4%28.6%
Unemployment rate6.9%4.8%

Trends (ACS 5-year, 2019–2023)

Kenai Peninsula BoroughKodiak Island Borough
Population58,464 → 59,843 (+2.4%)13,451 → 12,878 (-4.3%)
Median household income$66,064 → $77,722 (+17.6%)$85,839 → $83,716 (-2.5%)
Median home value$242,200 → $297,500 (+22.8%)$282,100 → $382,700 (+35.7%)
Median gross rent$987 → $1,163 (+17.8%)$1,458 → $1,669 (+14.5%)

Kenai Peninsula Borough

Population
58,46459,843
Median household income
$66,064$77,722
Median home value
$242,200$297,500
Median gross rent
$987$1,163

Kodiak Island Borough

Population
13,45112,878
Median household income
$85,839$83,716
Median home value
$282,100$382,700
Median gross rent
$1,458$1,669

Age & race/ethnicity

Age distribution (share)

Kenai Peninsula BoroughKodiak Island Borough
Under 55.7%5.6%
5 to 1716.5%18.2%
18 to 246.9%10.5%
25 to 3412.9%14.0%
35 to 4412.5%17.4%
45 to 5411.8%8.4%
55 to 6414.4%13.2%
65 to 7412.9%8.4%
75 and over6.4%4.2%

Race & ethnicity (share)

Kenai Peninsula BoroughKodiak Island Borough
White (non-Hispanic)77.9%46.0%
Black or African American0.5%0.6%
American Indian & Alaska Native6.4%11.3%
Asian1.8%22.1%
Native Hawaiian & Pacific Islander0.3%0.1%
Some other race0.7%0.7%
Two or more races8.2%11.0%
Hispanic or Latino4.3%8.2%

Educational attainment (age 25+)

Share of adults 25+

Kenai Peninsula BoroughKodiak Island Borough
No high school diploma5.7%7.5%
High school graduate30.6%28.9%
Some college or associate's34.3%35.0%
Bachelor's degree19.1%20.4%
Graduate or professional degree10.3%8.2%

Commute to work

How workers get to work (share)

Kenai Peninsula BoroughKodiak Island Borough
Drove alone66.8%62.8%
Carpooled11.6%14.7%
Public transit0.3%0.2%
Walked5.9%6.9%
Bicycle0.7%0.1%
Worked from home9.4%5.2%
Other means5.3%10.0%

Housing

Units in structure (share)

Kenai Peninsula BoroughKodiak Island Borough
1-unit, detached82.2%62.7%
1-unit, attached2.3%8.1%
2 to 4 units6.6%13.8%
5 to 19 units3.5%6.9%
20 or more units1.4%4.5%
Mobile home & other3.9%4.0%

Poverty & households

Kenai Peninsula BoroughKodiak Island Borough
Poverty rate11.6%7.7%
Average household size2.432.69
Mean commute (minutes)2011
Median year structure built19891985

Full profiles

2

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