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Single Family ResidenceResidential
$997,145$356 / 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
Last sold for $991,900 on Jul 19, 2023

10040 4TH LN SW

SEATTLE, WA 98146
5
Beds
2.8
Baths
2,800 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
2023
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$997K
$941K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$991,900 · Jul 19, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,605 (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.$956,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$228,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$728,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$884,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$956,000

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.0.12
HeatingThe type of heating system in the home.Heat Pump
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

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
White Center Heights Elementary SchoolD
Elementary · Grades KG–5 · 0.2 mi
M
Cascade Middle SchoolF
Middle · Grades 6–8 · 0.8 mi
H
Evergreen High SchoolD-
High · Grades 9–12 · 0.9 mi

District: Highline School District

Neighborhood · ZIP 98146These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.294

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.30,787
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,812 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$96,919
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,992
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.39 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

10040 4th Ln 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 more than 97% of homes in White Center
  • Costs less per square foot than 82% of homes in King County
  • Bigger than 94% of homes in White Center
  • Has a smaller lot than 92% of homes in Seattle 98146
  • Among the newest homes in Seattle 98146

What homes are worth in Seattle 98146

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

This home
$290K$2.1M

This home is worth more than 85% of homes in Seattle 98146.

How it measures up in Seattle 98146

The dot is this home. The mark in the middle is the typical home in Seattle 98146.

Estimated value$997,145
CheaperTypical $687,105Pricier

Pricier than 85% of homes nearby

Price per ft²$356
CheaperTypical $436Pricier

Pricier than 23% of homes nearby

Living area2,800 ft²
SmallerTypical 1,630 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.12 ac
SmallerTypical 0.19 acBigger

Bigger than 8% of homes nearby

Year built2023
OlderTypical 1956Newer

Newer than almost all homes nearby

How 10040 4th Ln Sw ranks against every home in each area.
MeasureThis homeWhite CenterSeattle 98146King County
Estimated valuepricier than$997,14597% of homes85% of homes61% of homes
Price per ft²pricier than$35629% of homes23% of homes18% of homes
Living areabigger than2,800 ft²94% of homes90% of homes81% of homes
Lot sizebigger than0.12 ac18% of homes8% of homes20% of homes
Year builtnewer than202398% of homesalmost all homesalmost all homes

About 10040 4th Ln Sw

How much is 10040 4th Ln Sw, Seattle, WA worth?

The TopHap Estimate for 10040 4th Ln Sw, Seattle, WA is $997,145 as of Sep 24, 2026. The likely range is $940,949 to $1,053,341. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10040 4th Ln Sw, Seattle, WA last sell?

10040 4th Ln Sw, Seattle, WA last sold on Jul 19, 2023 for $991,900, according to the county's recorded deed.

How big is 10040 4th Ln Sw, Seattle, WA?

10040 4th Ln Sw, Seattle, WA has 5 bedrooms, 2.8 bathrooms, 2,800 square feet of living space and a 0.12-acre lot.

When was 10040 4th Ln Sw, Seattle, WA built?

10040 4th Ln Sw, Seattle, WA was built in 2023, making it 3 years old.

What schools serve 10040 4th Ln Sw, Seattle, WA?

10040 4th Ln Sw, Seattle, WA is assigned to White Center Heights Elementary School (elementary), rated D; Cascade Middle School (middle), rated F; Evergreen High School (high), rated D-. All sit in Highline School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10040 4th Ln Sw, Seattle, WA compare to other homes in Seattle 98146?

Among the 8,259 homes in Seattle 98146, it is worth more than 85% of them ($997,145 against a typical $687,105), its price per square foot is higher than 23% of them ($356 against a typical $436), it is bigger than 90% of them (2,800 ft² against a typical 1,630 ft²), its lot is bigger than 8% of them (0.12 ac against a typical 0.19 ac) and it is newer than almost all of them (2023 against a typical 1956). Measured against all of King County, it is worth more than 61% 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 10040 4th Ln Sw, Seattle, WA?

The 2026 property tax bill for 10040 4th Ln Sw, Seattle, WA was $11,605. The county assessed it at $956,000.

More homes on 4th Ln Sw

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