Marietta-Alderwood is a city of 3,754 people in Washington. The typical home is worth $547,100, having more than tripled since 2000. The average commute runs 18 minutes. Households here earn about 23% less than in Washington as a whole. 6% of people here were born outside the United States. Owners hold 58% of the housing stock.
At a glance
Lower income
median household income $76,019, below the US median
US median: $82,259
Mid-age
median age 38.3
US median: 38.9
Average education
34% hold a bachelor's degree
US average: 36%
Less affordable
home values up 116%, inflation adjusted
US median home: $376,019
Unique to this place
What stands out about Marietta-Alderwood
What changed most since 2000
Hispanic share6.0% → 2.9%(−3.1 pts)US over the same years: +6.3 pts
Median home value (2024 dollars)$253,392 → $547,100(+116%)US over the same years: +71%
Poverty rate15.6% → 7.9%(−7.7 pts)US over the same years: 0.0 pts
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans
Veterans by period of service, 2024
Gulf War (2001 or later)13.2%(35)
US avg: 26.4%
Gulf War (1990s)0%(0)
US avg: 24.3%
Vietnam era80.5%(214)
US avg: 33.1%
Korean War0%(0)
US avg: 4.5%
World War II0%(0)
US avg: 1%
Share of the 266 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Over time
Marietta-Alderwood, decade by decade
Marietta-Alderwood population, inflation-adjusted income and home value, education, and diversity by year
Year
Population
Median household income
Median home value
Bachelor's degree+
Diversity score
2000
3,594
$72,688
$253,392
20.7%
39.8
2010
3,906
$59,163
$463,939
25.3%
47.9
2020
4,015
$80,125
$432,698
20.2%
54.9
2024
3,754
$76,019
$547,100
33.9%
48.4
Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.
