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Single Family ResidenceResidential
$593,634$367 / 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 93How 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

1820 LIBERTY ST SW

TUMWATER, WA 98512
3
Beds
2 / 1
Baths
1,616 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.
1.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1964
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$594K
$550K low$637K 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.$521,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$225,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$295,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$503,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$521,800

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.23
82
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
24
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
13
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.35 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.0.2 percent flood zone

Scores 0–100; higher = greater projected risk.

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
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.1989
Lot (acres)The size of the land the home sits on, from county records.1.25
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.Asphalt
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.Deck · 60 ft²Patio · 108 ft²Porch · 18 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
Michael T. Simmons Elementary SchoolA-
Elementary · Grades KG–5 · 0.5 mi
M
Tumwater Middle SchoolA-
Middle · Grades 6–8 · 1.2 mi
H
A. G. West Black Hills High SchoolA-
High · Grades 9–12 · 2.5 mi

District: Tumwater School District

Neighborhood · ZIP 98512These 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.93
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.226

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.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.7%
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.33,679
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.225 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$90,265
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,298
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.65 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

1820 Liberty 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 more than 77% of homes in Thurston County
  • Costs more per square foot than 90% of homes in Thurston County
  • Has a bigger lot than 80% of homes in Thurston County
  • Older than 89% of homes in Olympia 98512

What homes are worth in Olympia 98512

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

This home
$249K$1M

This home is worth more than 72% of homes in Olympia 98512.

How it measures up in Olympia 98512

The dot is this home. The mark in the middle is the typical home in Olympia 98512.

Estimated value$593,634
CheaperTypical $509,104Pricier

Pricier than 72% of homes nearby

Price per ft²$367
CheaperTypical $277Pricier

Pricier than 89% of homes nearby

Living area1,616 ft²
SmallerTypical 1,792 ft²Bigger

Bigger than 39% of homes nearby

Lot size1.25 ac
SmallerTypical 0.38 acBigger

Bigger than 69% of homes nearby

Year built1964
OlderTypical 1989Newer

Newer than 11% of homes nearby

How 1820 Liberty St Sw ranks against every home in each area.
MeasureThis homeOlympia 98512Thurston County
Estimated valuepricier than$593,63472% of homes77% of homes
Price per ft²pricier than$36789% of homes90% of homes
Living areabigger than1,616 ft²39% of homes42% of homes
Lot sizebigger than1.25 ac69% of homes80% of homes
Year builtnewer than196411% of homes14% of homes

About 1820 Liberty St Sw

How much is 1820 Liberty St Sw, Tumwater, WA worth?

The TopHap Estimate for 1820 Liberty St Sw, Tumwater, WA is $593,634 as of Aug 30, 2026. The likely range is $550,285 to $636,983. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

How big is 1820 Liberty St Sw, Tumwater, WA?

1820 Liberty St Sw, Tumwater, WA has 3 bedrooms, 2 bathrooms, 1,616 square feet of living space and a 1.25-acre lot.

When was 1820 Liberty St Sw, Tumwater, WA built?

1820 Liberty St Sw, Tumwater, WA was built in 1964, making it 62 years old. It is a ranch home. The building has 1 story.

What schools serve 1820 Liberty St Sw, Tumwater, WA?

1820 Liberty St Sw, Tumwater, WA is assigned to Michael T. Simmons Elementary School (elementary), rated A-; Tumwater Middle School (middle), rated A-; A. G. West Black Hills High School (high), rated A-. All sit in Tumwater School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1820 Liberty St Sw, Tumwater, WA compare to other homes in Olympia 98512?

Among the 11,201 homes in Olympia 98512, it is worth more than 72% of them ($593,634 against a typical $509,104), its price per square foot is higher than 89% of them ($367 against a typical $277), it is bigger than 39% of them (1,616 ft² against a typical 1,792 ft²), its lot is bigger than 69% of them (1.25 ac against a typical 0.38 ac) and it is newer than 11% of them (1964 against a typical 1989). Measured against all of Thurston County, it is worth more than 77% 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 1820 Liberty St Sw, Tumwater, WA?

The 2026 property tax bill for 1820 Liberty St Sw, Tumwater, WA was $11. The county assessed it at $521,800.

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