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Advertise here →Marietta-Alderwood, WA · Houses & Market Data
Marietta-Alderwood, Washington houses and real estate market data.
Houses in Marietta-Alderwood, WA (Whatcom County) — Census median home value $493,200, county listing prices down about 4.8% over the past year. Market data for Marietta-Alderwood houses and the broader area.
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Marietta-Alderwood, WA is in Whatcom County, Washington — this guide covers houses in Marietta-Alderwood and the whole local market: resale homes, condos, land, and new construction. The most recent Census estimate puts the population at 3,569, with a median household income of $62,243. Census data puts Marietta-Alderwood houses at a median value of $493,200 (all owner-occupied homes); Whatcom County's current median listing price runs $667,475, down about 4.8% over the past year.
Info from government sites and builders may have provided source info.
Market overview
Marietta-Alderwood housing market
Marietta-Alderwood is in Whatcom County, Washington. Manifest Census and county price-trend data provide baseline context for houses in Marietta-Alderwood and the surrounding county market.
Median home value (Census ACS)
$493,200
Population (Census ACS)
3,569
Median household income
$62,243
County price trend (2025)
2.08% YoY
Population, income, and median home value from the project batch manifest (Census ACS 2023 5-year). County price trend from FHFA county HPI when present in the manifest row.
At a glance
Marietta-Alderwood market snapshot
Population
3,569
County
Whatcom County
Median Household Income
$62,243
Median Home Value (city)
$493,200
Median Listing Price (Whatcom County)
$667,475
Median Gross Rent
$1,450/mo
Price Trend (YoY)
-4.8%
Market data compiled from public sources; deemed reliable but not guaranteed; verify independently. See About
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What makes Marietta-Alderwood different
Home Value, By Source
The Census Bureau's American Community Survey (2023 5-year estimate) puts Marietta-Alderwood's median home value — across all owner-occupied homes, not just recent sales — at $493,200. Separately, Whatcom County's current median listing price (via Realtor.com data, 2026-06-01) runs $667,475. These cover different geography (city vs. county) and different measures (assessed value vs. active listings), which is why we show both rather than picking one — full source list on our data sources page.
County Price Trend
Whatcom County's FHFA house price index shows a 2.08% annual change in 2025.
Population & Income
Marietta-Alderwood has an estimated population of 3,569 and a median household income of $62,243, per the Census Bureau's American Community Survey (2023 5-year estimate).
Affordability Snapshot
Marietta-Alderwood's Census-reported median home value works out to about 7.9x the area's median household income, and median gross rent runs roughly 28% of that same income on an annualized basis. Housing economists commonly flag a price-to-income ratio above 4x as historically elevated -- useful context, not a personal affordability verdict.
Nearby
Places around Marietta-Alderwood
County guide: Whatcom County — cities, market context, and local resources for the county that includes Marietta-Alderwood.
USAHouses.com also helps visitors looking in nearby Whatcom County and other Washington communities. Some locations may not yet have dedicated pages, but many licensed professionals in this region assist surrounding communities.
Nearby communities include Bellingham, Ferndale, Geneva, Custer, Sudden Valley, Lynden, Everson, Birch Bay, Nooksack, Deming, Blaine, Acme, Sumas, Kendall, Peaceful Valley, Maple Falls.
Bellingham market data
Nearby city · ~4.5 mi
Ferndale market data
Nearby city · ~4.8 mi
Geneva market data
Nearby city · ~7.5 mi
Custer market data
Nearby city · ~9.4 mi
Sudden Valley market data
Nearby city · ~10.6 mi
Lynden market data
Nearby city · ~12.1 mi
Everson market data
Nearby city · ~12.6 mi
Birch Bay market data
Nearby city · ~12.7 mi
Nooksack market data
Nearby city · ~14.4 mi
Deming market data
Nearby city · ~14.8 mi
Blaine market data
Nearby city · ~16.3 mi
Acme market data
Nearby city · ~16.5 mi
Sumas market data
Nearby city · ~19.4 mi
Kendall market data
Nearby city · ~21.1 mi
Peaceful Valley market data
Nearby city · ~21.6 mi
Maple Falls market data
Nearby city · ~22.9 mi
More Washington cities with market guides: Tacoma, Vancouver, Bellevue, Kent, Everett, Renton, Federal Way, Yakima.
Tacoma market data
Same-state city guide
Vancouver market data
Same-state city guide
Bellevue market data
Same-state city guide
Kent market data
Same-state city guide
Everett market data
Same-state city guide
Renton market data
Same-state city guide
Federal Way market data
Same-state city guide
Yakima market data
Same-state city guide
Adjacent-county Census places with USAHouses.com pages: Alger (~16.0 mi), Edison (~16.2 mi), Bow (~17.1 mi), Anacortes (~20.9 mi), Bay View (~21.2 mi), Sedro-Woolley (~24.1 mi), Burlington (~24.5 mi), La Conner (~27.5 mi), Friday Harbor (~27.5 mi), Clear Lake (~27.6 mi), Mount Vernon (~27.9 mi), Lyman (~28.9 mi), Roche Harbor (~29.1 mi), Big Lake (~30.6 mi), Whidbey Island Station (~30.7 mi), Hamilton (~31.5 mi).
New construction: New homes near Marietta-Alderwood (Seattle) · New homes near Marietta-Alderwood (Spokane) · Washington new construction.
Census & home facts
Marietta-Alderwood data from published sources
Population (ACS 2023)
3,569
Median home value (ACS 2023)
$493,200
Median household income (ACS 2023)
$62,243
Median gross rent (ACS 2023)
$1,450
County FHFA annual change (2025)
2.08%
County median listing price (FRED/Realtor.com) (2026-06-01)
$667,475
Census place type
CDP
County
Whatcom County
Land area (Census Gazetteer 2024)
5.82 sq mi
Census GEOID
5343491
Census ACS, FHFA, and FRED figures are labeled with the year present in existing CSVs. Subject to change / confirm locally.
NewUSAHouses.com communities
Closest verified new-home communities near Marietta-Alderwood
Availability and pricing are controlled by the builder and may change; confirm with the builder.
Mainvue Homes At Horizon ↗
MainVue Homes · Blaine, Washington · ~16.3 mi
Highpoint East ↗
Richmond American Homes · Mount Vernon, Washington · ~28.7 mi
Mountain Gate ↗
D.R. Horton · Mount Vernon, Washington · ~28.7 mi
Meadow Hawk ↗
D.R. Horton · Stanwood, Washington · ~38.0 mi · from $614,995
Stockbridge Meadow ↗
Lennar · Stanwood, Washington · ~38.2 mi · from $554,950
Local life
Life in Marietta-Alderwood
Schools
Bellingham School District — 25 schools, 11,614 students enrolled, per the U.S. Department of Education's Common Core of Data. Whatcom addresses may be served by Bellingham School District, but attendance zones vary by street — confirm assigned schools with the district before making a move.
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Common questions
Marietta-Alderwood FAQ
What are houses worth in Marietta-Alderwood, WA?
The Census Bureau's American Community Survey puts the median value of houses in Marietta-Alderwood at $493,200. Whatcom County's current median listing price runs $667,475, down about 4.8% over the past year.
How much do houses cost in Marietta-Alderwood, WA?
For owner-occupied houses in Marietta-Alderwood, Census ACS data shows a median value of $493,200. Active listing prices in Whatcom County may differ — see the market snapshot above.
What types of houses are in Marietta-Alderwood, WA?
Marietta-Alderwood houses include resale single-family homes, condos, mobile homes, and small multi-unit buildings, plus new construction in surrounding Whatcom County communities where builders are active. The housing-stock section below uses Census ACS structure counts when available for this city.
What is the population of Marietta-Alderwood, WA?
The U.S. Census Bureau's American Community Survey (2023 5-year estimate) puts Marietta-Alderwood's population at approximately 3,569.
What's the median rent in Marietta-Alderwood, WA?
The Census ACS estimates median gross rent in Marietta-Alderwood at approximately $1,450 per month.
What is the median household income in Marietta-Alderwood, WA?
Census ACS data puts the median household income in Marietta-Alderwood at approximately $62,243.
Is the Marietta-Alderwood housing market growing?
Whatcom County's FHFA house price index shows a 2.08% annual change in 2025.
Is Marietta-Alderwood, WA affordable relative to income?
Census ACS data puts Marietta-Alderwood's median home value at about 7.9 times the median household income, with median gross rent equal to roughly 28% of that income annually. This is a general benchmark, not a personal pre-qualification -- your own income, debt, and down payment determine what you can actually afford.
What school district serves Marietta-Alderwood, WA?
Manifest and public school-directory data suggest Bellingham School District for many Marietta-Alderwood addresses, but attendance zones vary by street — verify your assigned schools with the district before making a move.
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