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Single Family ResidenceResidential
$129,067$134 / 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 87How 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

809 ALTENAU ST

COSMOPOLIS, WA 98537
0
Baths
966 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1912
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

$129K
$112K low$146K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,505 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$143,963 (2024)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$19,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$124,763
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$143,963
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$143,963

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyGrays Harbor
Lot (acres)The size of the land the home sits on, from county records.0.11
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Pier/Post & Beam
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Baseboard
FireplaceWhether the home has a fireplace, and what kind.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 186 ft²

Transaction History(1)

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
Cosmopolis Elementary SchoolC
Elementary · Grades KG–6 · 0.4 mi

District: Cosmopolis School District

Neighborhood · ZIP 98537These 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.103
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.271

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.1,095
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$70,447
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$92,048
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.87 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.33%

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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

809 Altenau 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 less than 94% of homes in Cosmopolis 98537
  • Costs less per square foot than 82% of homes in Grays Harbor County
  • Smaller than 91% of homes in Cosmopolis 98537
  • Has a smaller lot than 94% of homes in Cosmopolis 98537
  • Older than 92% of homes in Grays Harbor County

What homes are worth in Cosmopolis 98537

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

This home
$101K$656K

This home is worth more than 6% of homes in Cosmopolis 98537.

How it measures up in Cosmopolis 98537

The dot is this home. The mark in the middle is the typical home in Cosmopolis 98537.

Estimated value$129,067
CheaperTypical $259,996Pricier

Pricier than 6% of homes nearby

Price per ft²$134
CheaperTypical $173Pricier

Pricier than 25% of homes nearby

Living area966 ft²
SmallerTypical 1,568 ft²Bigger

Bigger than 9% of homes nearby

Lot size0.11 ac
SmallerTypical 0.26 acBigger

Bigger than 6% of homes nearby

Year built1912
OlderTypical 1968Newer

Newer than 12% of homes nearby

How 809 Altenau St ranks against every home in each area.
MeasureThis homeCosmopolis 98537Grays Harbor County
Estimated valuepricier than$129,0676% of homes8% of homes
Price per ft²pricier than$13425% of homes18% of homes
Living areabigger than966 ft²9% of homes19% of homes
Lot sizebigger than0.11 ac6% of homes9% of homes
Year builtnewer than191212% of homes8% of homes

About 809 Altenau St

How much is 809 Altenau St, Cosmopolis, WA worth?

The TopHap Estimate for 809 Altenau St, Cosmopolis, WA is $129,067 as of Aug 30, 2026. The likely range is $112,128 to $146,006. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 809 Altenau St, Cosmopolis, WA?

809 Altenau St, Cosmopolis, WA has 966 square feet of living space and a 0.11-acre lot.

When was 809 Altenau St, Cosmopolis, WA built?

809 Altenau St, Cosmopolis, WA was built in 1912, making it 114 years old. The building has 2 stories.

What schools serve 809 Altenau St, Cosmopolis, WA?

809 Altenau St, Cosmopolis, WA is assigned to Cosmopolis Elementary School (elementary), rated C. All sit in Cosmopolis School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 809 Altenau St, Cosmopolis, WA compare to other homes in Cosmopolis 98537?

Among the 904 homes in Cosmopolis 98537, it is worth more than 6% of them ($129,067 against a typical $259,996), its price per square foot is higher than 25% of them ($134 against a typical $173), it is bigger than 9% of them (966 ft² against a typical 1,568 ft²), its lot is bigger than 6% of them (0.11 ac against a typical 0.26 ac) and it is newer than 12% of them (1912 against a typical 1968). Measured against all of Grays Harbor County, it is worth more than 8% 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 809 Altenau St, Cosmopolis, WA?

The 2024 property tax bill for 809 Altenau St, Cosmopolis, WA was $1,505. The county assessed it at $143,963.

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