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Single Family ResidenceResidential
$750,000$346 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 82How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $821,910 on Oct 2, 2026

637 WASHINGTON PL SW

MUKILTEO, WA 98275
3
Beds
2.5
Baths
2,167 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1991
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$750K
$613K low$887K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$821,910 · Oct 2, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,954 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$926,900 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$587,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$339,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$855,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$926,900

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.8
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
17
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
23
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySNOHOMISH
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Raised (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 80 ft²Porch · 80 ft²

Transaction History(5)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Olympic View Middle SchoolB-
Middle · Grades 6–8 · 0.1 mi
E
Mukilteo Elementary SchoolA+
Elementary · Grades KG–5 · 0.1 mi
H
Kamiak High SchoolA
High · Grades 9–12 · 2.0 mi

District: Mukilteo School District

Neighborhood · ZIP 98275These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.71
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.284

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.21,086
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,689 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,216
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,043
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.36 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.43%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

637 Washington Pl Sw measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth less than 77% of homes in Mukilteo 98275
  • Costs less per square foot than 94% of homes in Mukilteo 98275
  • Bigger than 67% of homes in Snohomish County
  • Has a smaller lot than 86% of homes in Mukilteo 98275

What homes are worth in Mukilteo 98275

Each bar is how many homes fall in that price range. The marker is this home.

This home
$290K$2M

This home is worth more than 23% of homes in Mukilteo 98275.

How it measures up in Mukilteo 98275

The dot is this home. The mark in the middle is the typical home in Mukilteo 98275.

Estimated value$750,000
CheaperTypical $948,592Pricier

Pricier than 23% of homes nearby

Price per ft²$346
CheaperTypical $434Pricier

Pricier than 6% of homes nearby

Living area2,167 ft²
SmallerTypical 2,162 ft²Bigger

Bigger than 50% of homes nearby

Lot size0.17 ac
SmallerTypical 0.27 acBigger

Bigger than 14% of homes nearby

Year built1991
OlderTypical 1989Newer

Newer than 60% of homes nearby

How 637 Washington Pl Sw ranks against every home in each area.
MeasureThis homeMukilteo 98275Snohomish County
Estimated valuepricier than$750,00023% of homes53% of homes
Price per ft²pricier than$3466% of homes22% of homes
Living areabigger than2,167 ft²50% of homes67% of homes
Lot sizebigger than0.17 ac14% of homes28% of homes
Year builtnewer than199160% of homes53% of homes

About 637 Washington Pl Sw

How much is 637 Washington Pl Sw, Mukilteo, WA worth?

The TopHap Estimate for 637 Washington Pl Sw, Mukilteo, WA is $750,000 as of Sep 24, 2026. The likely range is $613,430 to $886,570. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 637 Washington Pl Sw, Mukilteo, WA last sell?

637 Washington Pl Sw, Mukilteo, WA last sold on Oct 2, 2026 for $821,910, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 637 Washington Pl Sw, Mukilteo, WA?

637 Washington Pl Sw, Mukilteo, WA has 3 bedrooms, 2.5 bathrooms, 2,167 square feet of living space and a 0.17-acre lot.

When was 637 Washington Pl Sw, Mukilteo, WA built?

637 Washington Pl Sw, Mukilteo, WA was built in 1991, making it 35 years old. The building has 2 stories.

What schools serve 637 Washington Pl Sw, Mukilteo, WA?

637 Washington Pl Sw, Mukilteo, WA is assigned to Olympic View Middle School (middle), rated B-; Mukilteo Elementary School (elementary), rated A+; Kamiak High School (high), rated A. All sit in Mukilteo School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 637 Washington Pl Sw, Mukilteo, WA compare to other homes in Mukilteo 98275?

Among the 7,186 homes in Mukilteo 98275, it is worth more than 23% of them ($750,000 against a typical $948,592), its price per square foot is higher than 6% of them ($346 against a typical $434), it is bigger than 50% of them (2,167 ft² against a typical 2,162 ft²), its lot is bigger than 14% of them (0.17 ac against a typical 0.27 ac) and it is newer than 60% of them (1991 against a typical 1989). Measured against all of Snohomish County, it is worth more than 53% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 637 Washington Pl Sw, Mukilteo, WA?

The 2026 property tax bill for 637 Washington Pl Sw, Mukilteo, WA was $6,954. The county assessed it at $926,900.

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