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Single Family ResidenceResidential
$1,776,341$538 / 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 Oct 21, 2026
Last sold for $1,750,000 on May 5, 2025

4257 258TH AVE SE

SAMMAMISH, WA 98029
4
Beds
2.5
Baths
3,300 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
2007
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

$1.8M
$1.6M low$1.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,750,000 · May 5, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,494 (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.$1,728,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$429,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,299,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,537,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,728,000

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.0.10
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 250 ft²Porch · 70 ft²

Transaction History(4)

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
Challenger Elementary SchoolA+
Elementary · Grades KG–5 · 0.7 mi
M
Beaver Lake Middle SchoolA+
Middle · Grades 6–8 · 0.9 mi
H
Skyline High SchoolA+
High · Grades 9–12 · 2.8 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

4257 258th Ave Se 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 96% of homes in Klahanie
  • Costs less per square foot than 73% of homes in Klahanie
  • Bigger than 96% of homes in Klahanie
  • Has a smaller lot than 88% of homes in Klahanie
  • Newer than 94% of homes in Klahanie

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
$351K$2.7M

This home is worth more than 87% 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$1,776,341
CheaperTypical $1,201,255Pricier

Pricier than 87% of homes nearby

Price per ft²$538
CheaperTypical $570Pricier

Pricier than 37% of homes nearby

Living area3,300 ft²
SmallerTypical 1,980 ft²Bigger

Bigger than 89% of homes nearby

Lot size0.1 ac
SmallerTypical 0.18 acBigger

Bigger than 24% of homes nearby

Year built2007
OlderTypical 1999Newer

Newer than 82% of homes nearby

How 4257 258th Ave Se ranks against every home in each area.
MeasureThis homeKlahanieIssaquah 98029King County
Estimated valuepricier than$1,776,34196% of homes87% of homes89% of homes
Price per ft²pricier than$53827% of homes37% of homes58% of homes
Living areabigger than3,300 ft²96% of homes89% of homes89% of homes
Lot sizebigger than0.1 ac12% of homes24% of homes14% of homes
Year builtnewer than200794% of homes82% of homes86% of homes

About 4257 258th Ave Se

How much is 4257 258th Ave Se, Sammamish, WA worth?

The TopHap Estimate for 4257 258th Ave Se, Sammamish, WA is $1,776,341 as of Oct 21, 2026. The likely range is $1,642,762 to $1,909,920. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4257 258th Ave Se, Sammamish, WA last sell?

4257 258th Ave Se, Sammamish, WA last sold on May 5, 2025 for $1,750,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 4257 258th Ave Se, Sammamish, WA?

4257 258th Ave Se, Sammamish, WA has 4 bedrooms, 2.5 bathrooms, 3,300 square feet of living space and a 0.10-acre lot.

When was 4257 258th Ave Se, Sammamish, WA built?

4257 258th Ave Se, Sammamish, WA was built in 2007, making it 19 years old. The building has 2 stories.

What schools serve 4257 258th Ave Se, Sammamish, WA?

4257 258th Ave Se, Sammamish, WA is assigned to Challenger Elementary School (elementary), rated A+; Beaver 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 4257 258th Ave Se, Sammamish, WA compare to other homes in Issaquah 98029?

Among the 9,416 homes in Issaquah 98029, it is worth more than 87% of them ($1,776,341 against a typical $1,201,255), its price per square foot is higher than 37% of them ($538 against a typical $570), it is bigger than 89% of them (3,300 ft² against a typical 1,980 ft²), its lot is bigger than 24% of them (0.1 ac against a typical 0.18 ac) and it is newer than 82% of them (2007 against a typical 1999). Measured against all of King County, it is worth more than 89% 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 4257 258th Ave Se, Sammamish, WA?

The 2026 property tax bill for 4257 258th Ave Se, Sammamish, WA was $15,494. The county assessed it at $1,728,000.

More homes on 258th Ave Se

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Assigned schools

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