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Single Family ResidenceResidential
$3,772,373$1,434 / 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 82How 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 $2,100,000 on Aug 26, 2009

20773 BIG ROCK DR

MALIBU, CA 90265
3
Beds
3
Baths
2,631 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.
1.07 ac
Lot SizeThe size of the land the home sits on, from county records.
1957
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$3.8M
$3.1M low$4.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,100,000 · Aug 26, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$19,271 (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.$1,437,769 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,437,769
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,409,578

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.Conventional
CountyLOS ANGELES
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.1960
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Rock / Gravel
HeatingThe type of heating system in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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
Webster Elementary SchoolA+
Elementary · Grades KG–5 · 4.5 mi
M
Malibu Middle SchoolA-
Middle · Grades 6–8 · 11.9 mi
H
Malibu High SchoolA-
High · Grades 9–12 · 12.0 mi

District: Santa Monica-Malibu Unified School District

Neighborhood · ZIP 90265These 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.154
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 100.475

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.72%
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.6.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.17,627
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.153 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$171,782
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$251,842
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.19 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.73%

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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

20773 Big Rock Dr 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 97% of homes in Los Angeles County
  • Costs more per square foot than 98% of homes in Los Angeles County
  • Bigger than 84% of homes in Los Angeles County
  • Has a bigger lot than 91% of homes in Los Angeles County
  • Older than 84% of homes in Malibu 90265

What homes are worth in Malibu 90265

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

This home
$915K$10M

This home is worth more than 51% of homes in Malibu 90265.

How it measures up in Malibu 90265

The dot is this home. The mark in the middle is the typical home in Malibu 90265.

Estimated value$3,772,373
CheaperTypical $3,706,041Pricier

Pricier than 51% of homes nearby

Price per ft²$1434
CheaperTypical $1504Pricier

Pricier than 46% of homes nearby

Living area2,631 ft²
SmallerTypical 2,319 ft²Bigger

Bigger than 60% of homes nearby

Lot size1.07 ac
SmallerTypical 0.69 acBigger

Bigger than 64% of homes nearby

Year built1957
OlderTypical 1974Newer

Newer than 16% of homes nearby

How 20773 Big Rock Dr ranks against every home in each area.
MeasureThis homeBig RockMalibu 90265Los Angeles County
Estimated valuepricier than$3,772,37375% of homes51% of homes97% of homes
Price per ft²pricier than$143458% of homes46% of homes98% of homes
Living areabigger than2,631 ft²64% of homes60% of homes84% of homes
Lot sizebigger than1.07 ac90% of homes64% of homes91% of homes
Year builtnewer than195722% of homes16% of homes51% of homes

About 20773 Big Rock Dr

How much is 20773 Big Rock Dr, Malibu, CA worth?

The TopHap Estimate for 20773 Big Rock Dr, Malibu, CA is $3,772,373 as of Sep 24, 2026. The likely range is $3,106,935 to $4,437,811. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20773 Big Rock Dr, Malibu, CA last sell?

20773 Big Rock Dr, Malibu, CA last sold on Aug 26, 2009 for $2,100,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 20773 Big Rock Dr, Malibu, CA?

20773 Big Rock Dr, Malibu, CA has 3 bedrooms, 3 bathrooms and 2,631 square feet of living space.

When was 20773 Big Rock Dr, Malibu, CA built?

20773 Big Rock Dr, Malibu, CA was built in 1957, making it 69 years old. It is a conventional home. The building has 1 story.

What schools serve 20773 Big Rock Dr, Malibu, CA?

20773 Big Rock Dr, Malibu, CA is assigned to Webster Elementary School (elementary), rated A+; Malibu Middle School (middle), rated A-; Malibu High School (high), rated A-. All sit in Santa Monica-Malibu Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20773 Big Rock Dr, Malibu, CA compare to other homes in Malibu 90265?

Among the 7,704 homes in Malibu 90265, it is worth more than 51% of them ($3,772,373 against a typical $3,706,041), its price per square foot is higher than 46% of them ($1434 against a typical $1504), it is bigger than 60% of them (2,631 ft² against a typical 2,319 ft²), its lot is bigger than 64% of them (1.07 ac against a typical 0.69 ac) and it is newer than 16% of them (1957 against a typical 1974). Measured against all of Los Angeles County, it is worth more than 97% 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 20773 Big Rock Dr, Malibu, CA?

The 2025 property tax bill for 20773 Big Rock Dr, Malibu, CA was $19,271. The county assessed it at $1,437,769.

More homes on Big Rock Dr

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