Kenai Peninsula Borough, AK Demographics

Population 60,413 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Kenai Peninsula Borough, AK map of median age by neighborhood
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Population and households in Kenai Peninsula Borough

Household size in Kenai Peninsula Borough

Household size, people per household
PeriodKenai Peninsula BoroughAlaskaU.S.
2006–102.372.792.68
2010–142.572.882.73
2015–192.642.912.71
2020–242.432.722.65
Change+0.05−0.07−0.03
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The average household in Kenai Peninsula Borough has 2.43 people, under the U.S. average of 2.65. Household size has crept up from 2.37 in 2006–10, even as the national average fell. The biggest households, usually families with children, are concentrated in the northwest.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Kenai Peninsula Borough

Median age, years
PeriodKenai Peninsula BoroughAlaskaU.S.
2006–1041.035.037.7
2010–1440.935.238.6
2015–1941.435.939.6
2020–2442.237.140.1
Change+1.2+2.1+2.3
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Kenai Peninsula Borough skews a little older than the country: its median age is 42.2, against 40.1 nationally. Since 2006–10, the median age has climbed from 41.0, mirroring the country. The youngest areas are in the northwest, the oldest in the southwest.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Kenai Peninsula Borough

Single-parent households, % of households
PeriodKenai Peninsula BoroughAlaskaU.S.
2006–109.7%14.0%12.3%
2010–149.4%13.4%12.3%
2015–199.4%12.6%11.6%
2020–248.1%11.8%11.6%
Change−1.6 pts−2.2 pts−0.6 pts
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Single-parent households are relatively rare in Kenai Peninsula Borough: 8.1% of households, against 11.6% nationally. Since 2006–10, the single-parent share has fallen 1.6 points, mirroring the country.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Kenai Peninsula Borough

Renters in Kenai Peninsula Borough

Renters, % of occupied homes
PeriodKenai Peninsula BoroughAlaskaU.S.
2006–1027.3%35.3%33.3%
2010–1426.9%36.7%35.6%
2015–1927.2%35.7%36.0%
2020–2423.0%33.2%34.8%
Change−4.4 pts−2.1 pts+1.5 pts
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Kenai Peninsula Borough is largely a place of homeowners: only 23.0% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 46.8% have no mortgage at all, above the national share of 39.8%. Since 2006–10, the renter share has fallen 4.4 points, even as the national share rose.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Kenai Peninsula Borough

Vacant homes, % of all homes
PeriodKenai Peninsula BoroughAlaskaU.S.
2006–1020.8%14.2%11.4%
2010–1426.1%15.0%11.4%
2015–1927.5%16.8%11.1%
2020–2423.2%15.2%9.6%
Change+2.4 pts+1.0 pts−1.8 pts
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Vacant homes make up 23.2% of the housing in Kenai Peninsula Borough, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand. Vacancy is up 2.4 points from 2006–10, even as the national rate fell.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Kenai Peninsula Borough

Age of homes, median year built
PeriodKenai Peninsula BoroughAlaskaU.S.
2006–10198419821974
2010–14198719841975
2015–19198819851977
2020–24199119871980
Change+7+5+6
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Much of the housing in Kenai Peninsula Borough is relatively new: half of its homes were built after 1991, compared with 1980 for the U.S. as a whole. The median year built has moved up from 1984 in 2006–10, a sign of steady new building. Only one other Alaska county has newer homes.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Kenai Peninsula Borough

Rent, per month
PeriodKenai Peninsula BoroughAlaskaU.S.
2006–10$791$1,067$965
2010–14$991$1,192$1,040
2015–19$1,021$1,322$1,213
2020–24$1,228$1,518$1,571
Change+$437+$451+$606
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The median renter in Kenai Peninsula Borough pays $1,228 a month for rent and utilities, well below the national median of $1,571. Rent has climbed $437 a month since 2006–10, up 55%, a slower climb than the nation's. The typical renter here spends 27.9% of household income on rent, just under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Kenai Peninsula Borough

Bachelor's degrees in Kenai Peninsula Borough

Bachelor's degrees, % of adults 25+
PeriodKenai Peninsula BoroughAlaskaU.S.
2006–1022.3%26.3%28.4%
2010–1423.3%26.8%29.6%
2015–1924.7%29.1%32.1%
2020–2429.8%31.1%35.6%
Change+7.5 pts+4.9 pts+7.2 pts
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About three in ten adults 25 and older in Kenai Peninsula Borough (29.8%) have a bachelor's degree or higher, a little below the national share of 35.6%. The share with a degree has risen 7.5 points since 2006–10, as it has nationally. College graduates are most concentrated in the east and least in the northwest.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Kenai Peninsula Borough

High school graduates, % of adults 25+
PeriodKenai Peninsula BoroughAlaskaU.S.
2006–1092.0%90.6%84.9%
2010–1493.1%91.5%86.1%
2015–1992.6%92.5%87.7%
2020–2494.8%93.3%89.3%
Change+2.8 pts+2.7 pts+4.3 pts
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High school completion is high in Kenai Peninsula Borough: 94.8% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. Since 2006–10, the share with a diploma has risen 2.8 points, as it has nationally.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Kenai Peninsula Borough

Unemployment, % of the labor force
PeriodKenai Peninsula BoroughAlaskaU.S.
2006–108.6%9.2%8.1%
2010–149.4%9.1%9.4%
2015–197.3%7.6%5.6%
2020–247.0%6.2%5.4%
Change−1.7 pts−3.0 pts−2.7 pts
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Unemployment runs high in Kenai Peninsula Borough: 7.0% of the labor force was out of work and looking, against 5.4% nationally. Since 2006–10, unemployment has fallen 1.7 points, as it has nationally. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Kenai Peninsula Borough compared with nearby counties

CountyHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Kenai Peninsula Borough2.4342.28.1%23.0%23.2%1991$1,22829.8%94.8%7.0%
Anchorage Municipality2.7036.612.0%36.1%10.3%1983$1,72838.5%93.9%4.6%
Matanuska-Susitna Borough2.8037.510.4%22.8%15.6%1998$1,46224.1%94.0%5.8%
Chugach Census Area2.2639.27.3%36.2%26.1%1979$1,48133.1%96.4%9.5%
Kodiak Island Borough2.6136.89.7%38.9%15.3%1985$1,81030.4%94.3%3.9%
Lake and Peninsula Borough2.5033.719.8%34.6%75.7%1986$93616.3%92.1%8.6%
Bristol Bay Borough2.3039.73.1%46.4%63.5%1985$1,31720.9%97.1%4.4%
Copper River Census Area2.1848.58.6%31.5%46.9%1986$1,10023.7%90.8%4.5%
Denali Borough2.1243.42.1%35.0%56.6%1989$89826.1%92.8%1.0%
Dillingham Census Area3.1432.026.7%38.6%38.9%1985$1,05219.1%89.1%11.0%
Southeast Fairbanks Census Area2.4939.38.7%25.3%27.5%1990$1,36922.2%93.8%5.8%

All figures 2020–24.

Counties with similar populations: Washington County, VA · Camden County, GA · Campbell County, VA · Carbon County, PA · Carson City, NV · Carter County, TN · Carteret County, NC · Catoosa County, GA · Warren County, NY · Warrick County, IN

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Kenai Peninsula Borough. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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