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TownhouseResidential
$350,674$264 / 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 90How 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 $266,000 on Mar 11, 2020

320 DENNIS ST SW

TUMWATER, WA 98501
3
Beds
3 / 2
Baths
1,330 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.
1994
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

$351K
$317K low$384K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$266,000 · Mar 11, 2020

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.$334,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$138,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$196,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$345,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$334,700

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
CountyThurston
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.1995
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.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air
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, Built-in
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 209 ft²Porch · 88 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
Peter G. Schmidt Elementary SchoolB
Elementary · Grades KG–5 · 0.3 mi
H
Tumwater High SchoolB
High · Grades 9–12 · 0.3 mi
M
George Bush Middle SchoolB-
Middle · Grades 6–8 · 1.7 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%

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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

320 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.

  • Worth less than 95% of homes in Olympia 98501
  • Costs less per square foot than 77% of homes in Olympia 98501
  • Smaller than 82% of homes in Olympia 98501
  • Has a smaller lot than 87% 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
$299K$1M

This home is worth more than 5% of 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$350,674
CheaperTypical $563,387Pricier

Pricier than 5% of homes nearby

Price per ft²$264
CheaperTypical $301Pricier

Pricier than 23% of homes nearby

Living area1,330 ft²
SmallerTypical 1,888 ft²Bigger

Bigger than 18% of homes nearby

Lot size0.11 ac
SmallerTypical 0.22 acBigger

Bigger than 15% of homes nearby

Year built1994
OlderTypical 1987Newer

Newer than 62% of homes nearby

How 320 Dennis St Sw ranks against every home in each area.
MeasureThis homeOlympia 98501Thurston County
Estimated valuepricier than$350,6745% of homes5% of homes
Price per ft²pricier than$26423% of homes26% of homes
Living areabigger than1,330 ft²18% of homes23% of homes
Lot sizebigger than0.11 ac15% of homes13% of homes
Year builtnewer than199462% of homes57% of homes

About 320 Dennis St Sw

How much is 320 Dennis St Sw, Tumwater, WA worth?

The TopHap Estimate for 320 Dennis St Sw, Tumwater, WA is $350,674 as of Sep 24, 2026. The likely range is $317,204 to $384,144. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 320 Dennis St Sw, Tumwater, WA last sell?

320 Dennis St Sw, Tumwater, WA last sold on Mar 11, 2020 for $266,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 320 Dennis St Sw, Tumwater, WA?

320 Dennis St Sw, Tumwater, WA has 3 bedrooms, 3 bathrooms, 1,330 square feet of living space and a 0.11-acre lot.

When was 320 Dennis St Sw, Tumwater, WA built?

320 Dennis St Sw, Tumwater, WA was built in 1994, making it 32 years old. The building has 2 stories.

What schools serve 320 Dennis St Sw, Tumwater, WA?

320 Dennis St Sw, Tumwater, WA is assigned to Peter G. Schmidt Elementary School (elementary), rated B; Tumwater High School (high), 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 320 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 5% of them ($350,674 against a typical $563,387), its price per square foot is higher than 23% of them ($264 against a typical $301), it is bigger than 18% of them (1,330 ft² against a typical 1,888 ft²), its lot is bigger than 15% of them (0.11 ac against a typical 0.22 ac) and it is newer than 62% of them (1994 against a typical 1987). Measured against all of Thurston County, it is worth more than 5% 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 320 Dennis St Sw, Tumwater, WA?

The 2026 property tax bill for 320 Dennis St Sw, Tumwater, WA was $11. The county assessed it at $334,700.

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