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CondominiumResidential
$579,950$462 / 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 99How 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 $579,950 on Oct 7, 2026

1855 TROSSACHS BLVD SE

SAMMAMISH, WA 98075
Building report
3
Beds
2
Baths
1,256 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.
13.53 ac
Lot SizeThe size of the land the home sits on, from county records.
2003
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$580K
$572K low$588K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$579,950 · Oct 7, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,259 (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.$589,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$46,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$542,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$569,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$589,000

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
18
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
41
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
99
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
29
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
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.2004
Lot (acres)The size of the land the home sits on, from county records.13.53
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(8)

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
Cascade Ridge Elementary SchoolA+
Elementary · Grades KG–5 · 0.3 mi
M
Beaver Lake Middle SchoolA+
Middle · Grades 6–8 · 1.5 mi
H
Skyline High SchoolA+
High · Grades 9–12 · 2.5 mi

District: Issaquah School District

Neighborhood · ZIP 98075These 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.21
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.112
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.270

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.9%
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.26,781
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,106 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$199,615
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$239,168
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.46 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

1855 Trossachs Blvd 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 less than 97% of homes in Sammamish 98075
  • Costs less per square foot than 96% of homes in Sammamish 98075
  • Smaller than 95% of homes in Sammamish 98075
  • Among the largest lots in Trossachs
  • Newer than 81% of homes in King County

What homes are worth in Sammamish 98075

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

This home
$548K$3.9M

This home is worth more than 3% of homes in Sammamish 98075.

How it measures up in Sammamish 98075

The dot is this home. The mark in the middle is the typical home in Sammamish 98075.

Estimated value$579,950
CheaperTypical $1,788,956Pricier

Pricier than 3% of homes nearby

Price per ft²$462
CheaperTypical $584Pricier

Pricier than 4% of homes nearby

Living area1,256 ft²
SmallerTypical 3,070 ft²Bigger

Bigger than 5% of homes nearby

Lot size13.53 ac
SmallerTypical 0.26 acBigger

Bigger than 98% of homes nearby

Year built2003
OlderTypical 1999Newer

Newer than 69% of homes nearby

How 1855 Trossachs Blvd Se ranks against every home in each area.
MeasureThis homeTrossachsSammamish 98075King County
Estimated valuepricier than$579,95011% of homes3% of homes21% of homes
Price per ft²pricier than$46211% of homes4% of homes41% of homes
Living areabigger than1,256 ft²12% of homes5% of homes23% of homes
Lot sizebigger than13.53 acalmost all homes98% of homesalmost all homes
Year builtnewer than200367% of homes69% of homes81% of homes

About 1855 Trossachs Blvd Se

How much is 1855 Trossachs Blvd Se, Sammamish, WA worth?

The TopHap Estimate for 1855 Trossachs Blvd Se, Sammamish, WA is $579,950 as of Sep 24, 2026. The likely range is $572,257 to $587,644. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1855 Trossachs Blvd Se, Sammamish, WA last sell?

1855 Trossachs Blvd Se, Sammamish, WA last sold on Oct 7, 2026 for $579,950, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 1855 Trossachs Blvd Se, Sammamish, WA?

1855 Trossachs Blvd Se, Sammamish, WA has 3 bedrooms, 2 bathrooms, 1,256 square feet of living space and a 13.53-acre lot.

When was 1855 Trossachs Blvd Se, Sammamish, WA built?

1855 Trossachs Blvd Se, Sammamish, WA was built in 2003, making it 23 years old. It is a condo/apartment home. The building has 2 stories.

What schools serve 1855 Trossachs Blvd Se, Sammamish, WA?

1855 Trossachs Blvd Se, Sammamish, WA is assigned to Cascade Ridge 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 1855 Trossachs Blvd Se, Sammamish, WA compare to other homes in Sammamish 98075?

Among the 8,001 homes in Sammamish 98075, it is worth more than 3% of them ($579,950 against a typical $1,788,956), its price per square foot is higher than 4% of them ($462 against a typical $584), it is bigger than 5% of them (1,256 ft² against a typical 3,070 ft²), its lot is bigger than 98% of them (13.53 ac against a typical 0.26 ac) and it is newer than 69% of them (2003 against a typical 1999). Measured against all of King County, it is worth more than 21% 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 1855 Trossachs Blvd Se, Sammamish, WA?

The 2026 property tax bill for 1855 Trossachs Blvd Se, Sammamish, WA was $5,259. The county assessed it at $589,000.

More homes on Trossachs Blvd Se

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