Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$811,784$601 / 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 87How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $67,500 on May 15, 1986

20102 77TH PL SW

VASHON, WA 98070
2
Beds
1.5
Baths
1,350 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.
0.52 ac
Lot SizeThe size of the land the home sits on, from county records.
1921
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$812K
$703K low$921K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$67,500 · May 15, 1986
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$386,784
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$309,427
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.54%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$425,000
MICHELLE FRIARS ETAL · recorded Jan 6, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,459 (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.$771,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$260,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$511,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$796,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$771,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.138 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
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.1990
Lot (acres)The size of the land the home sits on, from county records.0.52
HeatingThe type of heating system in the home.Floor/Wall Furnace
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Water View
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 450 ft²Elevator

Transaction History(1)

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
Chautauqua Elementary SchoolA-
Elementary · Grades PK–5 · 1.0 mi
M
McMurray Middle SchoolA
Middle · Grades 6–8 · 1.1 mi
H
Vashon Island High SchoolA
High · Grades 9–12 · 1.2 mi

District: Vashon Island School District

Neighborhood · ZIP 98070These 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.152
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.263

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.83%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.11,184
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.225 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,056
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$140,428
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.43%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

20102 77th 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 66% of homes in Vashon 98070
  • Costs more per square foot than 71% of homes in King County
  • Smaller than 72% of homes in King County
  • Has a bigger lot than 78% of homes in King County
  • Older than 93% of homes in King County

What homes are worth in Vashon 98070

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

This home
$388K$2.1M

This home is worth more than 34% of homes in Vashon 98070.

How it measures up in Vashon 98070

The dot is this home. The mark in the middle is the typical home in Vashon 98070.

Estimated value$811,784
CheaperTypical $936,938Pricier

Pricier than 34% of homes nearby

Price per ft²$601
CheaperTypical $549Pricier

Pricier than 61% of homes nearby

Living area1,350 ft²
SmallerTypical 1,792 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.52 ac
SmallerTypical 1 acBigger

Bigger than 32% of homes nearby

Year built1921
OlderTypical 1972Newer

Newer than 14% of homes nearby

How 20102 77th Pl Sw ranks against every home in each area.
MeasureThis homeVashon NorthVashon 98070King County
Estimated valuepricier than$811,78442% of homes34% of homes49% of homes
Price per ft²pricier than$60168% of homes61% of homes71% of homes
Living areabigger than1,350 ft²33% of homes29% of homes28% of homes
Lot sizebigger than0.52 ac35% of homes32% of homes78% of homes
Year builtnewer than192114% of homes14% of homes7% of homes

About 20102 77th Pl Sw

How much is 20102 77th Pl Sw, Vashon, WA worth?

The TopHap Estimate for 20102 77th Pl Sw, Vashon, WA is $811,784 as of Jul 14, 2026. The likely range is $702,647 to $920,921. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20102 77th Pl Sw, Vashon, WA last sell?

20102 77th Pl Sw, Vashon, WA last sold on May 15, 1986 for $67,500, according to the county's recorded deed.

How big is 20102 77th Pl Sw, Vashon, WA?

20102 77th Pl Sw, Vashon, WA has 2 bedrooms, 1.5 bathrooms, 1,350 square feet of living space and a 0.52-acre lot.

When was 20102 77th Pl Sw, Vashon, WA built?

20102 77th Pl Sw, Vashon, WA was built in 1921, making it 105 years old. The building has 1 story.

What schools serve 20102 77th Pl Sw, Vashon, WA?

20102 77th Pl Sw, Vashon, WA is assigned to Chautauqua Elementary School (elementary), rated A-; McMurray Middle School (middle), rated A; Vashon Island High School (high), rated A. All sit in Vashon Island School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20102 77th Pl Sw, Vashon, WA compare to other homes in Vashon 98070?

Among the 5,181 homes in Vashon 98070, it is worth more than 34% of them ($811,784 against a typical $936,938), its price per square foot is higher than 61% of them ($601 against a typical $549), it is bigger than 29% of them (1,350 ft² against a typical 1,792 ft²), its lot is bigger than 32% of them (0.52 ac against a typical 1 ac) and it is newer than 14% of them (1921 against a typical 1972). Measured against all of King County, it is worth more than 49% 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 20102 77th Pl Sw, Vashon, WA?

The 2026 property tax bill for 20102 77th Pl Sw, Vashon, WA was $1,459. The county assessed it at $771,000.

Closest homes

More homes in Vashon 98070

Assigned schools

Explore the area

See this home in context

Open 20102 77th Pl Sw on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map