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CondominiumResidential

566 Prospect St

SEATTLE, WA 98109
0.35 ac
Lot SizeThe size of the land the home sits on, from county records.
1989
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.
Built 19894 floors38 units397–915 ft²
$14M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$357K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$585
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-15.3%vs the Seattle ZIP median sale $/ft² ($690)

Sales Performance

—
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
—
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
0
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
0.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+2.6%per yeartypical hold 8.6 yrsfrom 43 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
20052011201420162019202120232025
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
20052011201420162019202120232025

82 arms-length sales on record for this building.

Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.

Every unit: size vs estimated valueEvery unit in the building as one dot: across is its size, up is our current value estimate, and color is its bedroom count. Vertical columns of dots are recurring floor plans; the height spread within a column shows how much floor, view and condition move prices for the same layout.
$232K$326K$420K$513K397 ft²501 ft²604 ft²708 ft²811 ft²915 ft²
Studio1 bd2 bd
Studio
1 unit
1 bed
21 units
2 bed
16 units
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
1 bd · 1 ba · 544 ft²
4 units
1 bd · 1 ba · 556 ft²
4 units
1 bd · 1 ba · 597 ft²
4 units
2 bd · 1 ba · 717 ft²
4 units
2 bd · 1 ba · 742 ft²
4 units
2 bd · 1.8 ba · 795 ft²
4 units
1 bd · 1 ba · 537 ft²
3 units
1 bd · 1 ba · 557 ft²
3 units
1 bd · 1 ba · 522 ft²
2 units
2 bd · 1.8 ba · 860 ft²
2 units
One-off layouts
4 units

Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.

$232K–$232K
1 unit
$295K–$295K
1 unit
$313K–$337K
9 units
$339K–$370K
9 units
$385K–$392K
3 units
$417K–$441K
6 units
$451K–$475K
4 units
$480K–$513K
4 units

Value by Floor & LineAverage estimated price per square foot by floor range, using unit numbers to infer floors. Higher floors usually price higher — the gap shows how much the view is worth here.

Floor 1
$561/ft²
Floor 2
$598/ft²
Floor 3
$602/ft²
Floor 4
$609/ft²
Unit lines by $/ft²Condo units stacked vertically share a unit line — the last digits of the unit number (like 05 in 1205, 1305, 1405). Lines share a layout and exposure, so comparing estimated $/ft² by line shows which position in the building commands a premium.
Line ·06
$619/ft²
Line ·04
$619/ft²
Line ·09
$618/ft²
Line ·02
$614/ft²
Line ·08
$605/ft²
Line ·07
$578/ft²
Line ·10
$573/ft²
Line ·01
$567/ft²
Line ·03
$546/ft²

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.42%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.5%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.9.6 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.40%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.61%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$389,685
Median tax billThe middle annual property tax bill among the building's units.$3,786
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0

Recent SalesThe latest recorded arms-length sales in the building, newest first.

Unit 308Jun 27, 2025$495,000Unit 104Sep 6, 2024$250,000Unit 301Feb 23, 2024$579,990Unit 203Sep 6, 2023$515,000Unit 403Jan 17, 2023$512,500Unit 208Jul 19, 2022$512,000Unit 107Jun 30, 2022$405,000Unit 310Jun 30, 2022$539,000Unit 410Jun 10, 2022$555,000Unit 303Sep 17, 2021$565,000

Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.

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.2005
Lot (acres)The size of the land the home sits on, from county records.0.35
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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, Basement
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.Elevator

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 SchoolB-
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 · 2.1 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%

All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.

566 Prospect St # 101
2 bd · 1.8 ba · 915 ft²
$480K
566 Prospect St # 102
1 bd · 1 ba · 544 ft²
$316K
566 Prospect St # 103
2 bd · 1.8 ba · 795 ft²
$392K
566 Prospect St # 104
1 ba · 397 ft²
$232K
566 Prospect St # 105
1 bd · 1 ba · 537 ft²
566 Prospect St # 106
1 bd · 1 ba · 515 ft²
$295K
566 Prospect St # 107
1 bd · 1 ba · 597 ft²
$333K
566 Prospect St # 108
2 bd · 1 ba · 742 ft²
$475K
566 Prospect St # 109
1 bd · 1 ba · 556 ft²
$313K
566 Prospect St # 110
2 bd · 1 ba · 717 ft²
$385K
566 Prospect St # 201
2 bd · 1.8 ba · 860 ft²
$491K
566 Prospect St # 202
1 bd · 1 ba · 544 ft²
$337K
566 Prospect St # 203
2 bd · 1.8 ba · 795 ft²
$451K
566 Prospect St # 204
1 bd · 1 ba · 557 ft²
$341K
566 Prospect St # 207
1 bd · 1 ba · 597 ft²
$357K
566 Prospect St # 208
2 bd · 1 ba · 742 ft²
$420K
566 Prospect St # 209
1 bd · 1 ba · 556 ft²
$370K
566 Prospect St # 210
2 bd · 1 ba · 717 ft²
$418K
566 Prospect St # 301
2 bd · 1.8 ba · 860 ft²
$513K
566 Prospect St # 302
1 bd · 1 ba · 544 ft²
$339K
566 Prospect St # 303
2 bd · 1.8 ba · 795 ft²
$452K
566 Prospect St # 304
1 bd · 1 ba · 557 ft²
$326K
566 Prospect St # 305
1 bd · 1 ba · 537 ft²
$335K
566 Prospect St # 306
1 bd · 1 ba · 522 ft²
$324K
566 Prospect St # 307
1 bd · 1 ba · 597 ft²
$342K
566 Prospect St # 308
2 bd · 1 ba · 742 ft²
$472K
566 Prospect St # 309
1 bd · 1 ba · 556 ft²
$336K
566 Prospect St # 310
2 bd · 1 ba · 717 ft²
$423K
566 Prospect St # 401
2 bd · 1.8 ba · 861 ft²
$497K
566 Prospect St # 402
1 bd · 1 ba · 544 ft²
$344K
566 Prospect St # 403
2 bd · 1.8 ba · 795 ft²
$441K
566 Prospect St # 404
1 bd · 1 ba · 557 ft²
$386K
566 Prospect St # 405
1 bd · 1 ba · 537 ft²
$315K
566 Prospect St # 406
1 bd · 1 ba · 522 ft²
$347K
566 Prospect St # 407
1 bd · 1 ba · 597 ft²
$349K
566 Prospect St # 408
2 bd · 1 ba · 742 ft²
$429K
566 Prospect St # 409
1 bd · 1 ba · 556 ft²
$355K
566 Prospect St # 410
2 bd · 1 ba · 717 ft²
$417K

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

About 566 Prospect St

How many units are in 566 Prospect St, Seattle, WA?

566 Prospect St, Seattle, WA has 38 residential units across 4 floors, built in 1989, according to county assessor records.

What is a unit at 566 Prospect St, Seattle, WA worth?

The median TopHap Estimate across the 38 units at 566 Prospect St, Seattle, WA is $356,711. That works out to $585 per square foot. Units run from 397 to 915 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 566 Prospect St, Seattle, WA expensive for Seattle?

Units at 566 Prospect St, Seattle, WA carry a median of $585 per square foot, 15% below the Seattle median of $690 per square foot.

How often do units sell at 566 Prospect St, Seattle, WA?

0 units at 566 Prospect St, Seattle, WA sold in the last 12 months, out of 82 recorded arms-length sales all time. That is a turnover rate of 0.0% of the building per year.

Have units at 566 Prospect St, Seattle, WA appreciated?

Across 43 repeat sales of the same unit, 566 Prospect St, Seattle, WA returned a median 2.6% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 8.6 years.

What floor plans does 566 Prospect St, Seattle, WA have?

The most common plan at 566 Prospect St, Seattle, WA is a 1-bedroom of 544 square feet, repeated 4 times, with a median estimate of $338,301. TopHap identifies 10 recurring plans in the building.

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