Highline, Seattle, WA Demographics

Population 26,850 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Highline, Seattle, WA map of median age by neighborhood
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Population and households in Highline

Household size in Highline

Household size, people per household
PeriodHighlineSeattle areaWashingtonU.S.
2006–102.572.522.562.68
2010–142.852.592.622.73
2015–192.662.622.622.71
2020–242.762.602.612.65
Change+0.19+0.09+0.05−0.03
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The typical household in Highline holds 2.76 people, slightly more than the U.S. average of 2.65. Since 2006–10, household size has climbed from 2.57, even as the national average fell. Only three of Seattle's 67 neighborhoods have larger households.

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 Highline

Median age, years
PeriodHighlineSeattle areaWashingtonU.S.
2006–1036.537.538.037.7
2010–1434.938.138.738.6
2015–1938.138.539.339.6
2020–2437.538.839.640.1
Change+1.0+1.3+1.6+2.3
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The median resident of Highline is 37.5 years old, a few years younger than the national median of 40.1. The median age has climbed from 36.5 in 2006–10, as it has nationally. The youngest areas are in the northeast, the oldest in the south.

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 Highline

Single-parent households, % of households
PeriodHighlineSeattle areaWashingtonU.S.
2006–1014.6%10.3%10.9%12.3%
2010–1416.7%10.0%10.6%12.3%
2015–1919.3%9.2%10.1%11.6%
2020–2415.0%9.1%10.1%11.6%
Change+0.4 pts−1.2 pts−0.8 pts−0.6 pts
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Single parents head just over one in seven households in Highline (15.0%), well above the national share of 11.6%. Only two of Seattle's 67 neighborhoods have a higher share of single-parent households.

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 Highline

Renters in Highline

Renters, % of occupied homes
PeriodHighlineSeattle areaWashingtonU.S.
2006–1050.3%37.7%35.2%33.3%
2010–1454.6%40.0%37.3%35.6%
2015–1948.1%39.9%37.0%36.0%
2020–2448.1%40.0%36.2%34.8%
Change−2.2 pts+2.3 pts+1.0 pts+1.5 pts
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Renting is far more common in Highline than nationally: 48.1% of households rent their homes, against 34.8%. Among homeowners, 22.4% have no mortgage at all, well below the national share of 39.8%. Renting is most common in the center and least common in the west. The renter share is down 2.2 points from 2006–10, 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 Highline

Vacant homes, % of all homes
PeriodHighlineSeattle areaWashingtonU.S.
2006–109.9%7.9%9.2%11.4%
2010–147.7%7.8%9.2%11.4%
2015–196.9%6.8%8.2%11.1%
2020–247.4%6.6%7.6%9.6%
Change−2.5 pts−1.3 pts−1.6 pts−1.8 pts
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Fewer homes sit empty in Highline than nationally: 7.4%, against 9.6% for the U.S. The picture is much the same across the Seattle area. Vacancy has fallen 2.5 points since 2006–10, as it has nationally.

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 Highline

Age of homes, median year built
PeriodHighlineSeattle areaWashingtonU.S.
2006–101963197719771974
2010–141968197819791975
2015–191967198019801977
2020–241974198319841980
Change+11+7+6+6
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Homes in Highline run a bit older than the national norm, with a median build year of 1974 against 1980. The median year built has moved up from 1963 in 2006–10, a sign of steady new building. Newer construction is concentrated in the northwest, while the southeast has the oldest housing.

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 Highline

Rent, per month
PeriodHighlineSeattle areaWashingtonU.S.
2006–10$924$1,162$1,018$965
2010–14$1,030$1,284$1,127$1,040
2015–19$1,242$1,644$1,390$1,213
2020–24$1,735$2,193$1,875$1,571
Change+$811+$1,031+$858+$606
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A typical rental in Highline costs $1,735 a month with utilities, above the national median of $1,571. Still, rents here are lower than in the Seattle area as a whole ($2,193). Rent has climbed $811 a month since 2006–10, up 88%, faster than rents rose nationally. The typical renter here spends 33.6% of household income on rent, well over the 30% mark often used to define affordable rent, so many renters here are stretched.

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 Highline

Bachelor's degrees in Highline

Bachelor's degrees, % of adults 25+
PeriodHighlineSeattle areaWashingtonU.S.
2006–1014.6%36.7%31.0%28.4%
2010–1416.8%38.0%32.1%29.6%
2015–1922.1%42.3%35.5%32.1%
2020–2427.2%46.3%38.8%35.6%
Change+12.6 pts+9.6 pts+7.8 pts+7.2 pts
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More than a quarter of adults 25 and older in Highline (27.2%) have a bachelor's degree or higher, below the national share of 35.6%. The share with a degree is up 12.6 points from 2006–10, as it has nationally. Highline has the lowest share of college graduates of any Seattle neighborhood.

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 Highline

High school graduates, % of adults 25+
PeriodHighlineSeattle areaWashingtonU.S.
2006–1078.3%91.3%89.5%84.9%
2010–1478.6%91.6%90.0%86.1%
2015–1978.1%92.5%91.0%87.7%
2020–2481.4%93.1%91.9%89.3%
Change+3.2 pts+1.8 pts+2.4 pts+4.3 pts
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Nearly one in five adults in Highline never finished high school, well above the national share: only 81.4% have a diploma or equivalent, against 89.3% nationally. The share with a diploma is up 3.2 points from 2006–10, in line with the national trend. Highline has the lowest share of high school graduates of any Seattle neighborhood.

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 Highline

Unemployment, % of the labor force
PeriodHighlineSeattle areaWashingtonU.S.
2006–1011.9%6.9%7.6%8.1%
2010–149.6%8.3%8.9%9.4%
2015–195.5%4.5%5.1%5.6%
2020–246.1%5.0%5.1%5.4%
Change−5.8 pts−2.0 pts−2.5 pts−2.7 pts
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Unemployment in Highline is close to the national rate: 6.1% of the labor force, against 5.4%. The rate is higher than in the Seattle area overall (5.0%). Unemployment has fallen 5.8 points since 2006–10, mirroring the country.

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).

Highline compared with nearby neighborhoods

NeighborhoodHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Highline2.7637.515.0%48.1%7.4%1974$1,73527.2%81.4%6.1%
Shorewood2.6745.012.2%20.4%8.1%1961$2,11451.0%90.8%9.8%
South Park2.6833.315.1%46.4%6.0%1971$1,79242.7%82.7%5.6%
Highland Park2.2340.57.0%40.8%10.4%1974$1,89249.1%94.4%2.4%
South Delridge2.5636.015.3%41.8%3.6%1968$2,24438.0%90.7%6.4%
Arbor Heights2.3142.313.4%12.8%6.0%1951$2,49468.1%98.4%4.2%
Roxhill2.1539.38.7%36.7%6.3%1960$2,09654.9%95.4%4.8%
Fauntleroy2.1746.96.0%22.7%6.2%1957$2,17276.2%98.3%2.9%
Rainier Beach2.8839.311.4%31.3%6.6%1967$2,16836.5%83.6%4.0%
Riverview2.6438.114.9%23.6%2.8%1974$2,65849.8%93.6%0.4%
High Point2.5235.59.2%40.9%4.1%1987$1,93755.3%95.1%6.5%

All figures 2020–24.

Neighborhoods with similar populations: Westgate, Henderson, NV · Brighton Beach, Brooklyn, NY · West Valley, Boise, ID · Clearview, Queens, NY · Garfield Ridge, Chicago, IL · Forest Park, Springfield, MA · Park Heights, Baltimore, MD · West Englewood, Chicago, IL · North Central Dallas, Carrollton, TX · North Central, Philadelphia, PA

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 Highline. 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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