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Single Family ResidenceResidential
$1,431,257$657 / 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 Aug 30, 2026
Last sold for $240,000 on Jun 10, 1999

429 N 40TH ST

SEATTLE, WA 98103
4
Beds
2.8
Baths
2,180 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.
2,640 ft²
Lot SizeThe size of the land the home sits on, from county records.
1931
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1.4M
$1.3M low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$240,000 · Jun 10, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,312 (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.$1,193,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$473,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$720,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,077,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,193,000

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.2008
Lot (acres)The size of the land the home sits on, from county records.0.06
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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 · 60 ft²Porch · 40 ft²

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
B. F. Day Elementary SchoolA
Elementary · Grades PK–5 · 0.2 mi
H
Lincoln High SchoolA+
High · Grades 9–12 · 0.7 mi
M
Hamilton International Middle SchoolA-
Middle · Grades 6–8 · 0.7 mi

District: Seattle School District

Neighborhood · ZIP 98103These 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.118
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 100.359

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.44%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
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.54,252
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11,531 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$130,064
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$163,315
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.38 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

429 N 40th St 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 94% of homes in Fremont
  • Costs more per square foot than 81% of homes in King County
  • Bigger than 78% of homes in Fremont
  • Has a smaller lot than 95% of homes in King County
  • Older than 89% of homes in King County

What homes are worth in Seattle 98103

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

This home
$300K$2M

This home is worth more than 88% of homes in Seattle 98103.

How it measures up in Seattle 98103

The dot is this home. The mark in the middle is the typical home in Seattle 98103.

Estimated value$1,431,257
CheaperTypical $919,699Pricier

Pricier than 88% of homes nearby

Price per ft²$657
CheaperTypical $610Pricier

Pricier than 65% of homes nearby

Living area2,180 ft²
SmallerTypical 1,540 ft²Bigger

Bigger than 77% of homes nearby

Lot size2,640 ft²
SmallerTypical 4,225 ft²Bigger

Bigger than 22% of homes nearby

Year built1931
OlderTypical 1947Newer

Newer than 45% of homes nearby

How 429 N 40th St ranks against every home in each area.
MeasureThis homeFremontSeattle 98103King County
Estimated valuepricier than$1,431,25794% of homes88% of homes82% of homes
Price per ft²pricier than$65764% of homes65% of homes81% of homes
Living areabigger than2,180 ft²78% of homes77% of homes63% of homes
Lot sizebigger than2,640 ft²35% of homes22% of homes5% of homes
Year builtnewer than193132% of homes45% of homes11% of homes

About 429 N 40th St

How much is 429 N 40th St, Seattle, WA worth?

The TopHap Estimate for 429 N 40th St, Seattle, WA is $1,431,257 as of Aug 30, 2026. The likely range is $1,344,655 to $1,517,859. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 429 N 40th St, Seattle, WA last sell?

429 N 40th St, Seattle, WA last sold on Jun 10, 1999 for $240,000, according to the county's recorded deed.

How big is 429 N 40th St, Seattle, WA?

429 N 40th St, Seattle, WA has 4 bedrooms, 2.8 bathrooms, 2,180 square feet of living space and a 0.06-acre lot.

When was 429 N 40th St, Seattle, WA built?

429 N 40th St, Seattle, WA was built in 1931, making it 95 years old. The building has 2 stories.

What schools serve 429 N 40th St, Seattle, WA?

429 N 40th St, Seattle, WA is assigned to B. F. Day Elementary School (elementary), rated A; Lincoln High School (high), rated A+; Hamilton International Middle School (middle), rated A-. All sit in Seattle School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 429 N 40th St, Seattle, WA compare to other homes in Seattle 98103?

Among the 17,259 homes in Seattle 98103, it is worth more than 88% of them ($1,431,257 against a typical $919,699), its price per square foot is higher than 65% of them ($657 against a typical $610), it is bigger than 77% of them (2,180 ft² against a typical 1,540 ft²), its lot is bigger than 22% of them (2,640 ft² against a typical 4,225 ft²) and it is newer than 45% of them (1931 against a typical 1947). Measured against all of King County, it is worth more than 82% 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 429 N 40th St, Seattle, WA?

The 2026 property tax bill for 429 N 40th St, Seattle, WA was $12,312. The county assessed it at $1,193,000.

More homes on N 40th St

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