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Single Family ResidenceResidential
$959,072$585 / 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 97How 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 $895,950 on Jun 24, 2021

135 221ST AVE NE

SAMMAMISH, WA 98074
3
Beds
2.8
Baths
1,640 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.
0.66 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$959K
$932K low$986K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$895,950 · Jun 24, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,959 (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.$981,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$531,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$450,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$876,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$981,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyKING
Lot (acres)The size of the land the home sits on, from county records.0.66
HeatingThe type of heating system in the home.Floor/Wall Furnace
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.Deck · 100 ft²

Transaction History(6)

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.

H
Eastlake High SchoolA+
High · Grades 9–12 · 0.7 mi
E
Samantha Smith Elementary SchoolA
Elementary · Grades KG–5 · 1.1 mi
M
Inglewood Middle SchoolA
Middle · Grades 6–8 · 1.4 mi

District: Lake Washington School District

Neighborhood · ZIP 98074These 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.20
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.113
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.287

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.43%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.30,936
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,488 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$201,628
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$241,805
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%

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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

135 221st Ave Ne 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 89% of homes in Sammamish 98074
  • Costs more per square foot than 67% of homes in King County
  • Smaller than 86% of homes in Sammamish 98074
  • Has a bigger lot than 86% of homes in Sammamish 98074
  • Older than 89% of homes in Sammamish 98074

What homes are worth in Sammamish 98074

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

This home
$471K$3.3M

This home is worth more than 11% of homes in Sammamish 98074.

How it measures up in Sammamish 98074

The dot is this home. The mark in the middle is the typical home in Sammamish 98074.

Estimated value$959,072
CheaperTypical $1,529,387Pricier

Pricier than 11% of homes nearby

Price per ft²$585
CheaperTypical $582Pricier

Pricier than 52% of homes nearby

Living area1,640 ft²
SmallerTypical 2,620 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.66 ac
SmallerTypical 0.23 acBigger

Bigger than 86% of homes nearby

Year built1978
OlderTypical 1991Newer

Newer than 11% of homes nearby

How 135 221st Ave Ne ranks against every home in each area.
MeasureThis homeSammamish 98074King County
Estimated valuepricier than$959,07211% of homes59% of homes
Price per ft²pricier than$58552% of homes67% of homes
Living areabigger than1,640 ft²14% of homes41% of homes
Lot sizebigger than0.66 ac86% of homes80% of homes
Year builtnewer than197811% of homes50% of homes

About 135 221st Ave Ne

How much is 135 221st Ave Ne, Sammamish, WA worth?

The TopHap Estimate for 135 221st Ave Ne, Sammamish, WA is $959,072 as of Sep 24, 2026. The likely range is $931,834 to $986,310. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 135 221st Ave Ne, Sammamish, WA last sell?

135 221st Ave Ne, Sammamish, WA last sold on Jun 24, 2021 for $895,950, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 135 221st Ave Ne, Sammamish, WA?

135 221st Ave Ne, Sammamish, WA has 3 bedrooms, 2.8 bathrooms, 1,640 square feet of living space and a 0.66-acre lot.

When was 135 221st Ave Ne, Sammamish, WA built?

135 221st Ave Ne, Sammamish, WA was built in 1978, making it 48 years old. The building has 1 story.

What schools serve 135 221st Ave Ne, Sammamish, WA?

135 221st Ave Ne, Sammamish, WA is assigned to Eastlake High School (high), rated A+; Samantha Smith Elementary School (elementary), rated A; Inglewood Middle School (middle), rated A. All sit in Lake Washington School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 135 221st Ave Ne, Sammamish, WA compare to other homes in Sammamish 98074?

Among the 9,921 homes in Sammamish 98074, it is worth more than 11% of them ($959,072 against a typical $1,529,387), its price per square foot is higher than 52% of them ($585 against a typical $582), it is bigger than 14% of them (1,640 ft² against a typical 2,620 ft²), its lot is bigger than 86% of them (0.66 ac against a typical 0.23 ac) and it is newer than 11% of them (1978 against a typical 1991). Measured against all of King County, it is worth more than 59% 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 135 221st Ave Ne, Sammamish, WA?

The 2026 property tax bill for 135 221st Ave Ne, Sammamish, WA was $8,959. The county assessed it at $981,000.

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