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Single Family ResidenceResidential
$840,880$445 / 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 Oct 21, 2026
Last sold for $848,346 on Aug 4, 2025

33121 LIBERTY AVE SE

BLACK DIAMOND, WA 98010
2
Beds
2
Baths
1,890 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.
2025
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$841K
$785K low$896K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$848,346 · Aug 4, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,310 (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.$845,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$422,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$423,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$379,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$845,000

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.49
53
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
23
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
42
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.
31
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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 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
CountyKING
Lot (acres)The size of the land the home sits on, from county records.0.12
HeatingThe type of heating system in the home.Heat Pump
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
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 350 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
Black Diamond Elementary SchoolB
Elementary · Grades KG–5 · 1.2 mi
M
Thunder Mountain Middle SchoolB
Middle · Grades 6–8 · 6.0 mi
H
Enumclaw High SchoolB-
High · Grades 9–12 · 8.0 mi

District: Enumclaw School District

Neighborhood · ZIP 98010These 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.83
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.116
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.237

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.6,853
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.363 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$136,748
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$169,893
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.54 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

33121 Liberty Ave 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 more than 69% of homes in Black Diamond 98010
  • Costs more per square foot than 77% of homes in Black Diamond 98010
  • Has a smaller lot than 83% of homes in King County
  • Among the newest homes in King County

What homes are worth in Black Diamond 98010

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

This home
$390K$1.9M

This home is worth more than 69% of homes in Black Diamond 98010.

How it measures up in Black Diamond 98010

The dot is this home. The mark in the middle is the typical home in Black Diamond 98010.

Estimated value$840,880
CheaperTypical $749,808Pricier

Pricier than 69% of homes nearby

Price per ft²$445
CheaperTypical $350Pricier

Pricier than 77% of homes nearby

Living area1,890 ft²
SmallerTypical 2,235 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.11 ac
SmallerTypical 0.17 acBigger

Bigger than 33% of homes nearby

Year built2025
OlderTypical 2013Newer

Newer than 95% of homes nearby

How 33121 Liberty Ave Se ranks against every home in each area.
MeasureThis homeBlack Diamond 98010King County
Estimated valuepricier than$840,88069% of homes50% of homes
Price per ft²pricier than$44577% of homes38% of homes
Living areabigger than1,890 ft²40% of homes51% of homes
Lot sizebigger than0.11 ac33% of homes17% of homes
Year builtnewer than202595% of homesalmost all homes

About 33121 Liberty Ave Se

How much is 33121 Liberty Ave Se, Black Diamond, WA worth?

The TopHap Estimate for 33121 Liberty Ave Se, Black Diamond, WA is $840,880 as of Oct 21, 2026. The likely range is $785,374 to $896,386. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 33121 Liberty Ave Se, Black Diamond, WA last sell?

33121 Liberty Ave Se, Black Diamond, WA last sold on Aug 4, 2025 for $848,346, according to the county's recorded deed.

How big is 33121 Liberty Ave Se, Black Diamond, WA?

33121 Liberty Ave Se, Black Diamond, WA has 2 bedrooms, 2 bathrooms, 1,890 square feet of living space and a 0.12-acre lot.

When was 33121 Liberty Ave Se, Black Diamond, WA built?

33121 Liberty Ave Se, Black Diamond, WA was built in 2025, making it 1 years old.

What schools serve 33121 Liberty Ave Se, Black Diamond, WA?

33121 Liberty Ave Se, Black Diamond, WA is assigned to Black Diamond Elementary School (elementary), rated B; Thunder Mountain Middle School (middle), rated B; Enumclaw High School (high), rated B-. All sit in Enumclaw School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 33121 Liberty Ave Se, Black Diamond, WA compare to other homes in Black Diamond 98010?

Among the 3,638 homes in Black Diamond 98010, it is worth more than 69% of them ($840,880 against a typical $749,808), its price per square foot is higher than 77% of them ($445 against a typical $350), it is bigger than 40% of them (1,890 ft² against a typical 2,235 ft²), its lot is bigger than 33% of them (0.11 ac against a typical 0.17 ac) and it is newer than 95% of them (2025 against a typical 2013). Measured against all of King County, it is worth more than 50% 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 33121 Liberty Ave Se, Black Diamond, WA?

The 2026 property tax bill for 33121 Liberty Ave Se, Black Diamond, WA was $7,310. The county assessed it at $845,000.

More homes on Liberty Ave Se

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Assigned schools

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