Mercer Island vs Tukwila

A side-by-side comparison of Mercer Island and Tukwila: population, income, housing, and more.

Mercer Island and Tukwila are places in Washington. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Mercer Island has the higher population (25,282 vs 21,479 in Tukwila). Mercer Island has the higher median household income ($202,359 vs $80,534 in Tukwila). Mercer Island has the higher median home value ($1,884,200 vs $462,800 in Tukwila).

Population, income & housing

	Mercer Island	Tukwila
Population	25,282	21,479
Median age	45.8 yrs	35.0 yrs
Median household income	$202,359	$80,534
Median home value	$1,884,200	$462,800
Median gross rent	$2,464	$1,786
Housing units	10,454	8,431
Homeownership rate	66.0%	40.4%
Bachelor's degree or higher	78.8%	23.9%
Unemployment rate	2.5%	6.4%

Trends (ACS 5-year, 2019–2023)

	Mercer Island	Tukwila
Population	25,675 → 25,282 (-1.5%)	20,196 → 21,479 (+6.4%)
Median household income	$147,566 → $202,359 (+37.1%)	$58,097 → $80,534 (+38.6%)
Median home value	$1,218,200 → $1,884,200 (+54.7%)	$315,000 → $462,800 (+46.9%)
Median gross rent	$2,162 → $2,464 (+14.0%)	$1,282 → $1,786 (+39.3%)

Mercer Island

Population

25,67525,282

Median household income

$147,566$202,359

Median home value

$1,218,200$1,884,200

Median gross rent

$2,162$2,464

Tukwila

Population

20,19621,479

Median household income

$58,097$80,534

Median home value

$315,000$462,800

Median gross rent

$1,282$1,786

Age & race/ethnicity

Age distribution (share)

	Mercer Island	Tukwila
Under 5	3.9%	5.3%
5 to 17	18.2%	14.3%
18 to 24	6.0%	8.1%
25 to 34	8.3%	22.2%
35 to 44	12.1%	16.0%
45 to 54	16.8%	14.1%
55 to 64	13.7%	9.9%
65 to 74	9.9%	6.5%
75 and over	11.1%	3.7%

Race & ethnicity (share)

	Mercer Island	Tukwila
White (non-Hispanic)	65.3%	27.9%
Black or African American	1.4%	17.4%
American Indian & Alaska Native	0.0%	0.6%
Asian	22.2%	22.9%
Native Hawaiian & Pacific Islander	0.0%	3.6%
Some other race	0.6%	0.0%
Two or more races	8.2%	4.1%
Hispanic or Latino	2.3%	23.4%

Educational attainment (age 25+)

Share of adults 25+

	Mercer Island	Tukwila
No high school diploma	1.9%	17.8%
High school graduate	5.3%	27.5%
Some college or associate's	14.0%	30.7%
Bachelor's degree	38.3%	17.2%
Graduate or professional degree	40.5%	6.7%

Commute to work

How workers get to work (share)

	Mercer Island	Tukwila
Drove alone	51.6%	66.8%
Carpooled	4.6%	9.1%
Public transit	4.6%	9.2%
Walked	1.6%	0.1%
Bicycle	0.2%	0.1%
Worked from home	35.7%	12.1%
Other means	1.7%	2.6%

Housing

Units in structure (share)

	Mercer Island	Tukwila
1-unit, detached	65.6%	36.9%
1-unit, attached	0.4%	3.7%
2 to 4 units	1.0%	8.1%
5 to 19 units	8.0%	21.8%
20 or more units	24.2%	28.2%
Mobile home & other	0.8%	1.2%

Poverty & households

	Mercer Island	Tukwila
Poverty rate	4.6%	12.3%
Average household size	2.54	2.69
Mean commute (minutes)	25	26
Median year structure built	1973	1978