SeaTac vs Union Hill-Novelty Hill

A side-by-side comparison of SeaTac and Union Hill-Novelty Hill: population, income, housing, and more.

SeaTac and Union Hill-Novelty Hill are places in Washington. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

SeaTac has the higher population (31,143 vs 23,272 in Union Hill-Novelty Hill). Union Hill-Novelty Hill has the higher median household income ($181,820 vs $76,517 in SeaTac). Union Hill-Novelty Hill has the higher median home value ($1,174,100 vs $483,200 in SeaTac).

Population, income & housing

	SeaTac	Union Hill-Novelty Hill
Population	31,143	23,272
Median age	36.8 yrs	44.0 yrs
Median household income	$76,517	$181,820
Median home value	$483,200	$1,174,100
Median gross rent	$1,637	$2,597
Housing units	12,424	8,843
Homeownership rate	45.1%	86.4%
Bachelor's degree or higher	26.6%	71.8%
Unemployment rate	8.3%	5.4%

Trends (ACS 5-year, 2019–2023)

	SeaTac	Union Hill-Novelty Hill
Population	29,019 → 31,143 (+7.3%)	21,992 → 23,272 (+5.8%)
Median household income	$63,009 → $76,517 (+21.4%)	$150,239 → $181,820 (+21.0%)
Median home value	$321,300 → $483,200 (+50.4%)	$809,000 → $1,174,100 (+45.1%)
Median gross rent	$1,286 → $1,637 (+27.3%)	$1,989 → $2,597 (+30.6%)

SeaTac

Population

29,01931,143

Median household income

$63,009$76,517

Median home value

$321,300$483,200

Median gross rent

$1,286$1,637

Union Hill-Novelty Hill

Population

21,99223,272

Median household income

$150,239$181,820

Median home value

$809,000$1,174,100

Median gross rent

$1,989$2,597

Age & race/ethnicity

Age distribution (share)

	SeaTac	Union Hill-Novelty Hill
Under 5	6.0%	6.2%
5 to 17	17.5%	19.9%
18 to 24	7.3%	2.7%
25 to 34	16.2%	8.0%
35 to 44	17.6%	15.5%
45 to 54	10.9%	15.1%
55 to 64	11.2%	12.6%
65 to 74	8.5%	12.2%
75 and over	4.8%	7.9%

Race & ethnicity (share)

	SeaTac	Union Hill-Novelty Hill
White (non-Hispanic)	29.3%	59.2%
Black or African American	23.9%	1.1%
American Indian & Alaska Native	0.3%	0.1%
Asian	15.8%	27.5%
Native Hawaiian & Pacific Islander	1.5%	0.0%
Some other race	0.3%	0.9%
Two or more races	6.2%	6.1%
Hispanic or Latino	22.8%	5.1%

Educational attainment (age 25+)

Share of adults 25+

	SeaTac	Union Hill-Novelty Hill
No high school diploma	16.1%	1.5%
High school graduate	28.2%	8.9%
Some college or associate's	29.0%	17.8%
Bachelor's degree	20.0%	37.5%
Graduate or professional degree	6.6%	34.3%

Commute to work

How workers get to work (share)

	SeaTac	Union Hill-Novelty Hill
Drove alone	60.0%	51.7%
Carpooled	15.7%	4.1%
Public transit	6.9%	2.3%
Walked	4.3%	0.7%
Bicycle	0.0%	0.1%
Worked from home	10.8%	40.8%
Other means	2.2%	0.2%

Housing

Units in structure (share)

	SeaTac	Union Hill-Novelty Hill
1-unit, detached	43.7%	81.7%
1-unit, attached	2.7%	8.9%
2 to 4 units	6.8%	1.8%
5 to 19 units	22.1%	2.6%
20 or more units	19.5%	4.1%
Mobile home & other	5.2%	0.9%

Poverty & households

	SeaTac	Union Hill-Novelty Hill
Poverty rate	10.4%	5.1%
Average household size	2.57	2.72
Mean commute (minutes)	26	30
Median year structure built	1971	2001