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Single Family ResidenceResidential
$1,350,590$411 / 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 Sep 24, 2026
Last sold for $690,000 on Feb 12, 2018

22504 SE 304TH PL

BLACK DIAMOND, WA 98010
4
Beds
3.3
Baths
3,290 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.
0.62 ac
Lot SizeThe size of the land the home sits on, from county records.
1992
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.
Pre-foreclosure (NTS)A foreclosure notice on this home is currently active. Many are worked out before any auction happens.
Auction scheduled for Aug 8, 2025.

Valuation

$1.4M
$1.3M low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$690,000 · Feb 12, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,970 (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.$1,362,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,021,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$341,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,333,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,362,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%

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.Mobile Home
CountyKING
Lot (acres)The size of the land the home sits on, from county records.0.62
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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
ViewThe type of view from the property, or another feature of the site that affects value.Lake
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 390 ft²ElevatorPorch · 70 ft²Boat access

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.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Sawyer Woods Elementary SchoolA-
Elementary · Grades KG–5 · 0.4 mi
H
Kentlake High SchoolC
High · Grades 9–12 · 0.7 mi
M
Cedar Heights Middle SchoolC-
Middle · Grades 6–8 · 2.7 mi

District: Kent 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%

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

22504 Se 304th Pl 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 91% of homes in Black Diamond 98010
  • Costs less per square foot than 70% of homes in King County
  • Bigger than 89% of homes in King County
  • Has a bigger lot than 82% of homes in Black Diamond 98010
  • Older than 70% of homes in Black Diamond 98010

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
$407K$1.8M

This home is worth more than 91% 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$1,350,590
CheaperTypical $767,659Pricier

Pricier than 91% of homes nearby

Price per ft²$411
CheaperTypical $361Pricier

Pricier than 67% of homes nearby

Living area3,290 ft²
SmallerTypical 2,260 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.62 ac
SmallerTypical 0.16 acBigger

Bigger than 82% of homes nearby

Year built1992
OlderTypical 2009Newer

Newer than 30% of homes nearby

How 22504 Se 304th Pl ranks against every home in each area.
MeasureThis homeBlack Diamond 98010King County
Estimated valuepricier than$1,350,59091% of homes78% of homes
Price per ft²pricier than$41167% of homes30% of homes
Living areabigger than3,290 ft²86% of homes89% of homes
Lot sizebigger than0.62 ac82% of homes79% of homes
Year builtnewer than199230% of homes68% of homes

About 22504 Se 304th Pl

How much is 22504 Se 304th Pl, Black Diamond, WA worth?

The TopHap Estimate for 22504 Se 304th Pl, Black Diamond, WA is $1,350,590 as of Sep 24, 2026. The likely range is $1,271,284 to $1,429,896. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 22504 Se 304th Pl, Black Diamond, WA last sell?

22504 Se 304th Pl, Black Diamond, WA last sold on Feb 12, 2018 for $690,000, according to the county's recorded deed.

How big is 22504 Se 304th Pl, Black Diamond, WA?

22504 Se 304th Pl, Black Diamond, WA has 4 bedrooms, 3.3 bathrooms, 3,290 square feet of living space and a 0.62-acre lot.

When was 22504 Se 304th Pl, Black Diamond, WA built?

22504 Se 304th Pl, Black Diamond, WA was built in 1992, making it 34 years old. It is a mobile home home. The building has 2 stories.

What schools serve 22504 Se 304th Pl, Black Diamond, WA?

22504 Se 304th Pl, Black Diamond, WA is assigned to Sawyer Woods Elementary School (elementary), rated A-; Kentlake High School (high), rated C; Cedar Heights Middle School (middle), rated C-. All sit in Kent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 22504 Se 304th Pl, Black Diamond, WA compare to other homes in Black Diamond 98010?

Among the 3,636 homes in Black Diamond 98010, it is worth more than 91% of them ($1,350,590 against a typical $767,659), its price per square foot is higher than 67% of them ($411 against a typical $361), it is bigger than 86% of them (3,290 ft² against a typical 2,260 ft²), its lot is bigger than 82% of them (0.62 ac against a typical 0.16 ac) and it is newer than 30% of them (1992 against a typical 2009). Measured against all of King County, it is worth more than 78% 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 22504 Se 304th Pl, Black Diamond, WA?

The 2026 property tax bill for 22504 Se 304th Pl, Black Diamond, WA was $12,970. The county assessed it at $1,362,000.

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