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Single Family ResidenceResidential
$1,334,461$575 / 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 Aug 30, 2026
Last sold for $1,275,000 on Aug 31, 2023

21645 NE 11TH PL

SAMMAMISH, WA 98074
3
Beds
2.5
Baths
2,320 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.
0.87 ac
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.3M
$1.2M low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,275,000 · Aug 31, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,938 (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.$1,444,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$770,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$674,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,289,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,444,000

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.0.87
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.Deck · 420 ft²Elevator

Transaction History(2)

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
Margaret Mead Elementary SchoolA-
Elementary · Grades KG–5 · 0.5 mi
H
Eastlake High SchoolA+
High · Grades 9–12 · 0.9 mi
M
Inglewood Middle SchoolA
Middle · Grades 6–8 · 1.5 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

21645 Ne 11th Pl 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 more than 78% of homes in King County
  • Costs more per square foot than 67% of homes in King County
  • Bigger than 68% of homes in King County
  • Has a bigger lot than 87% of homes in Sammamish 98074
  • Older than 76% 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
$481K$3.2M

This home is worth more than 36% 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$1,334,461
CheaperTypical $1,490,370Pricier

Pricier than 36% of homes nearby

Price per ft²$575
CheaperTypical $574Pricier

Pricier than 50% of homes nearby

Living area2,320 ft²
SmallerTypical 2,630 ft²Bigger

Bigger than 37% of homes nearby

Lot size0.87 ac
SmallerTypical 0.24 acBigger

Bigger than 87% of homes nearby

Year built1983
OlderTypical 1991Newer

Newer than 24% of homes nearby

How 21645 Ne 11th Pl ranks against every home in each area.
MeasureThis homeSammamish 98074King County
Estimated valuepricier than$1,334,46136% of homes78% of homes
Price per ft²pricier than$57550% of homes67% of homes
Living areabigger than2,320 ft²37% of homes68% of homes
Lot sizebigger than0.87 ac87% of homes83% of homes
Year builtnewer than198324% of homes57% of homes

About 21645 Ne 11th Pl

How much is 21645 Ne 11th Pl, Sammamish, WA worth?

The TopHap Estimate for 21645 Ne 11th Pl, Sammamish, WA is $1,334,461 as of Aug 30, 2026. The likely range is $1,230,332 to $1,438,590. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21645 Ne 11th Pl, Sammamish, WA last sell?

21645 Ne 11th Pl, Sammamish, WA last sold on Aug 31, 2023 for $1,275,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21645 Ne 11th Pl, Sammamish, WA?

21645 Ne 11th Pl, Sammamish, WA has 3 bedrooms, 2.5 bathrooms, 2,320 square feet of living space and a 0.87-acre lot.

When was 21645 Ne 11th Pl, Sammamish, WA built?

21645 Ne 11th Pl, Sammamish, WA was built in 1983, making it 43 years old. The building has 2 stories.

What schools serve 21645 Ne 11th Pl, Sammamish, WA?

21645 Ne 11th Pl, Sammamish, WA is assigned to Margaret Mead Elementary School (elementary), rated A-; Eastlake High School (high), 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 21645 Ne 11th Pl, Sammamish, WA compare to other homes in Sammamish 98074?

Among the 9,921 homes in Sammamish 98074, it is worth more than 36% of them ($1,334,461 against a typical $1,490,370), its price per square foot is higher than 50% of them ($575 against a typical $574), it is bigger than 37% of them (2,320 ft² against a typical 2,630 ft²), its lot is bigger than 87% of them (0.87 ac against a typical 0.24 ac) and it is newer than 24% of them (1983 against a typical 1991). Measured against all of King County, it is worth more than 78% 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 21645 Ne 11th Pl, Sammamish, WA?

The 2026 property tax bill for 21645 Ne 11th Pl, Sammamish, WA was $12,938. The county assessed it at $1,444,000.

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