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CondominiumResidential
$531,934$430 / 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 92How 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 $565,000 on Nov 6, 2024

555 PROSPECT ST

SEATTLE, WA 98109
Building report
2
Beds
2
Baths
1,237 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
4
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$532K
$491K low$573K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$565,000 · Nov 6, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,438 (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.$528,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$241,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$287,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$552,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$528,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyKING
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1998
Lot (acres)The size of the land the home sits on, from county records.0.13
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

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.

E
John Hay Elementary SchoolA-
Elementary · Grades PK–5 · 0.4 mi
M
McClure Middle SchoolA-
Middle · Grades 6–8 · 0.8 mi
H
Lincoln High SchoolA+
High · Grades 9–12 · 2.2 mi

District: Seattle School District

Neighborhood · ZIP 98109These 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.157
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 100.366

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.42%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.38,427
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.15,976 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$121,320
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$161,434
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.37 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

555 Prospect St 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 84% of homes in King County
  • Costs less per square foot than 96% of homes in East Queen Anne
  • Smaller than 78% of homes in King County
  • Has a smaller lot than 76% of homes in King County
  • Newer than 72% of homes in East Queen Anne

What homes are worth in Seattle 98109

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

This home
$269K$2.9M

This home is worth more than 37% of homes in Seattle 98109.

How it measures up in Seattle 98109

The dot is this home. The mark in the middle is the typical home in Seattle 98109.

Estimated value$531,934
CheaperTypical $729,823Pricier

Pricier than 37% of homes nearby

Price per ft²$430
CheaperTypical $607Pricier

Pricier than 4% of homes nearby

Living area1,237 ft²
SmallerTypical 1,294 ft²Bigger

Bigger than 47% of homes nearby

Lot size0.13 ac
SmallerTypical 0.18 acBigger

Bigger than 38% of homes nearby

Year built1979
OlderTypical 1978Newer

Newer than 51% of homes nearby

How 555 Prospect St ranks against every home in each area.
MeasureThis homeEast Queen AnneSeattle 98109King County
Estimated valuepricier than$531,93422% of homes37% of homes16% of homes
Price per ft²pricier than$4304% of homes4% of homes34% of homes
Living areabigger than1,237 ft²34% of homes47% of homes22% of homes
Lot sizebigger than0.13 ac51% of homes38% of homes24% of homes
Year builtnewer than197972% of homes51% of homes52% of homes

About 555 Prospect St

How much is 555 Prospect St, Seattle, WA worth?

The TopHap Estimate for 555 Prospect St, Seattle, WA is $531,934 as of Sep 24, 2026. The likely range is $491,342 to $572,526. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 555 Prospect St, Seattle, WA last sell?

555 Prospect St, Seattle, WA last sold on Nov 6, 2024 for $565,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 555 Prospect St, Seattle, WA?

555 Prospect St, Seattle, WA has 2 bedrooms, 2 bathrooms, 1,237 square feet of living space and a 0.13-acre lot.

When was 555 Prospect St, Seattle, WA built?

555 Prospect St, Seattle, WA was built in 1979, making it 47 years old. It is a condo/apartment home. The building has 4 stories.

What schools serve 555 Prospect St, Seattle, WA?

555 Prospect St, Seattle, WA is assigned to John Hay Elementary School (elementary), rated A-; McClure Middle School (middle), rated A-; Lincoln High School (high), rated A+. All sit in Seattle School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 555 Prospect St, Seattle, WA compare to other homes in Seattle 98109?

Among the 6,560 homes in Seattle 98109, it is worth more than 37% of them ($531,934 against a typical $729,823), its price per square foot is higher than 4% of them ($430 against a typical $607), it is bigger than 47% of them (1,237 ft² against a typical 1,294 ft²), its lot is bigger than 38% of them (0.13 ac against a typical 0.18 ac) and it is newer than 51% of them (1979 against a typical 1978). Measured against all of King County, it is worth more than 16% 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 555 Prospect St, Seattle, WA?

The 2026 property tax bill for 555 Prospect St, Seattle, WA was $5,438. The county assessed it at $528,000.

More homes on Prospect St

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