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Single Family ResidenceResidential
$136,393$51 / 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

405 DENNIS ST SW

TUMWATER, WA 98501
4
Beds
3 / 1
Baths
2,652 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
2015
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$136K
$128K low$145K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11 (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.$692,900 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$176,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$516,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$760,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$692,900

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Ranch
CountyThurston
Lot (acres)The size of the land the home sits on, from county records.0.28
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Heat Pump
CoolingThe type of cooling or air conditioning in the home.Yes
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 708 ft²Porch · 328 ft²

Transaction History(3)

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.

H
Tumwater High SchoolB
High · Grades 9–12 · 0.3 mi
E
Peter G. Schmidt Elementary SchoolB
Elementary · Grades KG–5 · 0.3 mi
M
George Bush Middle SchoolB-
Middle · Grades 6–8 · 1.6 mi

District: Tumwater School District

Neighborhood · ZIP 98501These 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.80
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.228

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.47,730
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,244 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,612
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$108,517
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.50 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.35%

Owner Tools

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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

405 Dennis St 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.

  • Among the least valuable homes in Olympia 98501
  • Among the lowest price per square foot in Olympia 98501
  • Bigger than 86% of homes in Thurston County
  • Newer than 91% of homes in Thurston County

What homes are worth in Olympia 98501

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

This home
$283K$997K

This home is worth less than almost all homes in Olympia 98501.

How it measures up in Olympia 98501

The dot is this home. The mark in the middle is the typical home in Olympia 98501.

Estimated value$136,393
CheaperTypical $560,395Pricier

Cheaper than almost all homes nearby

Price per ft²$51
CheaperTypical $301Pricier

Cheaper than almost all homes nearby

Living area2,652 ft²
SmallerTypical 1,900 ft²Bigger

Bigger than 83% of homes nearby

Lot size0.28 ac
SmallerTypical 0.22 acBigger

Bigger than 64% of homes nearby

Year built2015
OlderTypical 1987Newer

Newer than 90% of homes nearby

How 405 Dennis St Sw ranks against every home in each area.
MeasureThis homeOlympia 98501Thurston County
Estimated valuepricier than$136,393almost no homesalmost no homes
Price per ft²pricier than$51almost no homesalmost no homes
Living areabigger than2,652 ft²83% of homes86% of homes
Lot sizebigger than0.28 ac64% of homes53% of homes
Year builtnewer than201590% of homes91% of homes

About 405 Dennis St Sw

How much is 405 Dennis St Sw, Tumwater, WA worth?

The TopHap Estimate for 405 Dennis St Sw, Tumwater, WA is $136,393 as of Aug 30, 2026. The likely range is $127,563 to $145,223. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 405 Dennis St Sw, Tumwater, WA last sell?

405 Dennis St Sw, Tumwater, WA last sold on Dec 19, 2016, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 405 Dennis St Sw, Tumwater, WA?

405 Dennis St Sw, Tumwater, WA has 4 bedrooms, 3 bathrooms, 2,652 square feet of living space and a 0.28-acre lot.

When was 405 Dennis St Sw, Tumwater, WA built?

405 Dennis St Sw, Tumwater, WA was built in 2015, making it 11 years old. It is a ranch home. The building has 1 story.

What schools serve 405 Dennis St Sw, Tumwater, WA?

405 Dennis St Sw, Tumwater, WA is assigned to Tumwater High School (high), rated B; Peter G. Schmidt Elementary School (elementary), rated B; George Bush Middle School (middle), rated B-. All sit in Tumwater School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 405 Dennis St Sw, Tumwater, WA compare to other homes in Olympia 98501?

Among the 15,684 homes in Olympia 98501, it is worth more than almost none of them ($136,393 against a typical $560,395), its price per square foot is higher than almost none of them ($51 against a typical $301), it is bigger than 83% of them (2,652 ft² against a typical 1,900 ft²), its lot is bigger than 64% of them (0.28 ac against a typical 0.22 ac) and it is newer than 90% of them (2015 against a typical 1987). Measured against all of Thurston County, it is worth more than almost no 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 405 Dennis St Sw, Tumwater, WA?

The 2026 property tax bill for 405 Dennis St Sw, Tumwater, WA was $11. The county assessed it at $692,900.

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