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Single Family ResidenceResidential
$925,106$453 / 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 95How 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 $605,000 on Aug 6, 2009

6004 HIGH ST

CLAYTON, CA 94517
3
Beds
2.5
Baths
2,041 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.
4,321 ft²
Lot SizeThe size of the land the home sits on, from county records.
2007
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$925K
$880K low$970K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$605,000 · Aug 6, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,837 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$796,549 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$221,187
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$575,362
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$780,931

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.52
92
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
75
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
44
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
37
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
14
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.123 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.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
CountyCONTRA COSTA
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.2008
Lot (acres)The size of the land the home sits on, from county records.0.10
CoolingThe type of cooling or air conditioning in the home.Central
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

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.

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
Mt. Diablo Elementary SchoolA+
Elementary · Grades KG–5 · 0.2 mi
M
Diablo View Middle SchoolA
Middle · Grades 6–8 · 1.0 mi
H
Concord High SchoolC+
High · Grades 9–12 · 3.9 mi

District: Mount Diablo Unified School District

Neighborhood · ZIP 94517These 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.38
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.481

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.8%
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.12,675
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.266 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$151,382
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$185,430
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.22 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

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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

6004 High St 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.

  • Has a smaller lot than 85% of homes in Clayton 94517
  • Newer than 98% of homes in Clayton 94517

What homes are worth in Clayton 94517

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

This home
$528K$1.8M

This home is worth more than 38% of homes in Clayton 94517.

How it measures up in Clayton 94517

The dot is this home. The mark in the middle is the typical home in Clayton 94517.

Estimated value$925,106
CheaperTypical $996,560Pricier

Pricier than 38% of homes nearby

Price per ft²$453
CheaperTypical $463Pricier

Pricier than 42% of homes nearby

Living area2,041 ft²
SmallerTypical 2,045 ft²Bigger

Bigger than 50% of homes nearby

Lot size4,321 ft²
SmallerTypical 0.24 acBigger

Bigger than 15% of homes nearby

Year built2007
OlderTypical 1980Newer

Newer than 98% of homes nearby

How 6004 High St ranks against every home in each area.
MeasureThis homeClayton 94517Contra Costa County
Estimated valuepricier than$925,10638% of homes64% of homes
Price per ft²pricier than$45342% of homes49% of homes
Living areabigger than2,041 ft²50% of homes63% of homes
Lot sizebigger than4,321 ft²15% of homes23% of homes
Year builtnewer than200798% of homes92% of homes

About 6004 High St

How much is 6004 High St, Clayton, CA worth?

The TopHap Estimate for 6004 High St, Clayton, CA is $925,106 as of Sep 24, 2026. The likely range is $879,895 to $970,317. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6004 High St, Clayton, CA last sell?

6004 High St, Clayton, CA last sold on Aug 6, 2009 for $605,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 6004 High St, Clayton, CA?

6004 High St, Clayton, CA has 3 bedrooms, 2.5 bathrooms, 2,041 square feet of living space and a 0.10-acre lot.

When was 6004 High St, Clayton, CA built?

6004 High St, Clayton, CA was built in 2007, making it 19 years old. The building has 2 stories.

What schools serve 6004 High St, Clayton, CA?

6004 High St, Clayton, CA is assigned to Mt. Diablo Elementary School (elementary), rated A+; Diablo View Middle School (middle), rated A; Concord High School (high), rated C+. All sit in Mount Diablo Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6004 High St, Clayton, CA compare to other homes in Clayton 94517?

Among the 4,550 homes in Clayton 94517, it is worth more than 38% of them ($925,106 against a typical $996,560), its price per square foot is higher than 42% of them ($453 against a typical $463), it is bigger than 50% of them (2,041 ft² against a typical 2,045 ft²), its lot is bigger than 15% of them (4,321 ft² against a typical 0.24 ac) and it is newer than 98% of them (2007 against a typical 1980). Measured against all of Contra Costa County, it is worth more than 64% 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 6004 High St, Clayton, CA?

The 2025 property tax bill for 6004 High St, Clayton, CA was $9,837. The county assessed it at $796,549.

More homes on High St

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Assigned schools

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