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Single Family ResidenceResidential
$1,606,047$599 / 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 94How 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

23963 SE 40TH CT

SAMMAMISH, WA 98029
4
Beds
2.5
Baths
2,680 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.
0.19 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.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.6M
$1.5M low$1.7M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,389 (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.$1,485,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$470,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,015,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,321,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,485,000

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.0.19
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.ElevatorPorch · 70 ft²Sports court

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
Sunny Hills Elementary SchoolA+
Elementary · Grades KG–5 · 0.6 mi
M
Pine Lake Middle SchoolA+
Middle · Grades 6–8 · 0.8 mi
H
Skyline High SchoolA+
High · Grades 9–12 · 2.0 mi

District: Issaquah School District

Neighborhood · ZIP 98029These 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.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.268

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.31,135
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,179 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$165,510
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$212,616
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.56 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

23963 Se 40th Ct 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 89% of homes in Klahanie
  • Costs more per square foot than 70% of homes in King County
  • Bigger than 86% of homes in Klahanie
  • Older than 75% of homes in Issaquah 98029

What homes are worth in Issaquah 98029

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

This home
$343K$2.6M

This home is worth more than 79% of homes in Issaquah 98029.

How it measures up in Issaquah 98029

The dot is this home. The mark in the middle is the typical home in Issaquah 98029.

Estimated value$1,606,047
CheaperTypical $1,221,200Pricier

Pricier than 79% of homes nearby

Price per ft²$599
CheaperTypical $582Pricier

Pricier than 57% of homes nearby

Living area2,680 ft²
SmallerTypical 1,980 ft²Bigger

Bigger than 78% of homes nearby

Lot size0.19 ac
SmallerTypical 0.18 acBigger

Bigger than 50% of homes nearby

Year built1989
OlderTypical 1998Newer

Newer than 25% of homes nearby

How 23963 Se 40th Ct ranks against every home in each area.
MeasureThis homeKlahanieIssaquah 98029King County
Estimated valuepricier than$1,606,04789% of homes79% of homes85% of homes
Price per ft²pricier than$59946% of homes57% of homes70% of homes
Living areabigger than2,680 ft²86% of homes78% of homes78% of homes
Lot sizebigger than0.19 ac57% of homes50% of homes46% of homes
Year builtnewer than198946% of homes25% of homes65% of homes

About 23963 Se 40th Ct

How much is 23963 Se 40th Ct, Sammamish, WA worth?

The TopHap Estimate for 23963 Se 40th Ct, Sammamish, WA is $1,606,047 as of Sep 24, 2026. The likely range is $1,502,390 to $1,709,704. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23963 Se 40th Ct, Sammamish, WA last sell?

23963 Se 40th Ct, Sammamish, WA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 23963 Se 40th Ct, Sammamish, WA?

23963 Se 40th Ct, Sammamish, WA has 4 bedrooms, 2.5 bathrooms, 2,680 square feet of living space and a 0.19-acre lot.

When was 23963 Se 40th Ct, Sammamish, WA built?

23963 Se 40th Ct, Sammamish, WA was built in 1989, making it 37 years old. The building has 2 stories.

What schools serve 23963 Se 40th Ct, Sammamish, WA?

23963 Se 40th Ct, Sammamish, WA is assigned to Sunny Hills Elementary School (elementary), rated A+; Pine Lake Middle School (middle), rated A+; Skyline High School (high), rated A+. All sit in Issaquah School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 23963 Se 40th Ct, Sammamish, WA compare to other homes in Issaquah 98029?

Among the 9,407 homes in Issaquah 98029, it is worth more than 79% of them ($1,606,047 against a typical $1,221,200), its price per square foot is higher than 57% of them ($599 against a typical $582), it is bigger than 78% of them (2,680 ft² against a typical 1,980 ft²), its lot is bigger than 50% of them (0.19 ac against a typical 0.18 ac) and it is newer than 25% of them (1989 against a typical 1998). Measured against all of King County, it is worth more than 85% 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 23963 Se 40th Ct, Sammamish, WA?

The 2026 property tax bill for 23963 Se 40th Ct, Sammamish, WA was $13,389. The county assessed it at $1,485,000.

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Assigned schools

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