Blaine vs Marietta-Alderwood

A side-by-side comparison of Blaine and Marietta-Alderwood: population, income, housing, and more.

Blaine and Marietta-Alderwood are places in Washington. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Blaine has the higher population (5,982 vs 3,569 in Marietta-Alderwood). Blaine has the higher median household income ($81,559 vs $62,243 in Marietta-Alderwood). Blaine has the higher median home value ($500,600 vs $493,200 in Marietta-Alderwood).

Population, income & housing

	Blaine	Marietta-Alderwood
Population	5,982	3,569
Median age	41.6 yrs	40.5 yrs
Median household income	$81,559	$62,243
Median home value	$500,600	$493,200
Median gross rent	$1,323	$1,450
Housing units	2,654	1,560
Homeownership rate	68.9%	49.3%
Bachelor's degree or higher	32.9%	33.1%
Unemployment rate	7.8%	2.1%

Trends (ACS 5-year, 2019–2023)

	Blaine	Marietta-Alderwood
Population	5,313 → 5,982 (+12.6%)	4,086 → 3,569 (-12.7%)
Median household income	$71,324 → $81,559 (+14.4%)	$50,808 → $62,243 (+22.5%)
Median home value	$334,000 → $500,600 (+49.9%)	$352,500 → $493,200 (+39.9%)
Median gross rent	$1,066 → $1,323 (+24.1%)	$1,085 → $1,450 (+33.6%)

Blaine

Population

5,3135,982

Median household income

$71,324$81,559

Median home value

$334,000$500,600

Median gross rent

$1,066$1,323

Marietta-Alderwood

Population

4,0863,569

Median household income

$50,808$62,243

Median home value

$352,500$493,200

Median gross rent

$1,085$1,450

Age & race/ethnicity

Age distribution (share)

	Blaine	Marietta-Alderwood
Under 5	4.0%	1.3%
5 to 17	17.1%	18.0%
18 to 24	10.3%	11.2%
25 to 34	9.7%	12.7%
35 to 44	11.1%	16.6%
45 to 54	11.0%	11.5%
55 to 64	11.7%	10.2%
65 to 74	16.7%	12.3%
75 and over	8.3%	6.1%

Race & ethnicity (share)

	Blaine	Marietta-Alderwood
White (non-Hispanic)	74.4%	68.6%
Black or African American	2.7%	0.0%
American Indian & Alaska Native	0.5%	0.8%
Asian	4.7%	4.3%
Native Hawaiian & Pacific Islander	3.0%	1.2%
Some other race	0.2%	0.0%
Two or more races	4.0%	13.9%
Hispanic or Latino	10.5%	11.2%

Educational attainment (age 25+)

Share of adults 25+

	Blaine	Marietta-Alderwood
No high school diploma	4.1%	6.2%
High school graduate	29.0%	22.5%
Some college or associate's	34.0%	38.3%
Bachelor's degree	21.1%	24.0%
Graduate or professional degree	11.8%	9.1%

Commute to work

How workers get to work (share)

	Blaine	Marietta-Alderwood
Drove alone	69.5%	84.3%
Carpooled	7.7%	4.6%
Public transit	0.0%	0.0%
Walked	2.7%	0.9%
Bicycle	0.0%	1.5%
Worked from home	19.4%	8.7%
Other means	0.7%	0.0%

Housing

Units in structure (share)

	Blaine	Marietta-Alderwood
1-unit, detached	69.7%	43.1%
1-unit, attached	7.0%	2.1%
2 to 4 units	10.8%	6.7%
5 to 19 units	6.4%	33.2%
20 or more units	3.4%	6.4%
Mobile home & other	2.7%	8.6%

Poverty & households

	Blaine	Marietta-Alderwood
Poverty rate	11.8%	12.6%
Average household size	2.44	2.34
Mean commute (minutes)	18	16
Median year structure built	1997	1980