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Single Family ResidenceResidential
$2,775,543$1,159 / 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 91How 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 $664,000 on Sep 23, 1999

10641 CASTINE AVE

CUPERTINO, CA 95014
4
Beds
2.5
Baths
2,394 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1968
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
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

$2.8M
$2.5M low$3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$664,000 · Sep 23, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,899 (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.$1,040,867 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$627,081
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$413,786
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,020,459

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.34
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
50
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
25
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
41
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
47
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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.undetermined

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.Custom Design
CountySANTA CLARA
Lot (acres)The size of the land the home sits on, from county records.0.19
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.Wood Shingle
HeatingThe type of heating system in the home.Yes
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(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
Garden Gate Elementary SchoolA-
Elementary · Grades KG–5 · 0.1 mi
M
Sam H. Lawson Middle SchoolA+
Middle · Grades 6–8 · 1.1 mi
H
Monta Vista High SchoolA+
High · Grades 9–12 · 1.3 mi

District: Cupertino Union Elementary School District

Neighborhood · ZIP 95014These 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.78
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.512

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.1%
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.61,980
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,152 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$196,708
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$250,202
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.29 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

10641 Castine Ave 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 83% of homes in Santa Clara County
  • Costs less per square foot than 71% of homes in Cupertino 95014
  • Bigger than 81% of homes in Santa Clara County
  • Has a bigger lot than 75% of homes in Santa Clara County

What homes are worth in Cupertino 95014

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

This home
$853K$4.9M

This home is worth more than 50% of homes in Cupertino 95014.

How it measures up in Cupertino 95014

The dot is this home. The mark in the middle is the typical home in Cupertino 95014.

Estimated value$2,775,543
CheaperTypical $2,778,164Pricier

Pricier than 50% of homes nearby

Price per ft²$1159
CheaperTypical $1371Pricier

Pricier than 29% of homes nearby

Living area2,394 ft²
SmallerTypical 1,890 ft²Bigger

Bigger than 73% of homes nearby

Lot size0.19 ac
SmallerTypical 0.16 acBigger

Bigger than 72% of homes nearby

Year built1968
OlderTypical 1969Newer

Newer than 48% of homes nearby

How 10641 Castine Ave ranks against every home in each area.
MeasureThis homeGarden GateCupertino 95014Santa Clara County
Estimated valuepricier than$2,775,54330% of homes50% of homes83% of homes
Price per ft²pricier than$115938% of homes29% of homes71% of homes
Living areabigger than2,394 ft²51% of homes73% of homes81% of homes
Lot sizebigger than0.19 ac40% of homes72% of homes75% of homes
Year builtnewer than196855% of homes48% of homes45% of homes

About 10641 Castine Ave

How much is 10641 Castine Ave, Cupertino, CA worth?

The TopHap Estimate for 10641 Castine Ave, Cupertino, CA is $2,775,543 as of Sep 24, 2026. The likely range is $2,518,461 to $3,032,625. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 10641 Castine Ave, Cupertino, CA last sell?

10641 Castine Ave, Cupertino, CA last sold on Sep 23, 1999 for $664,000, according to the county's recorded deed.

How big is 10641 Castine Ave, Cupertino, CA?

10641 Castine Ave, Cupertino, CA has 4 bedrooms, 2.5 bathrooms, 2,394 square feet of living space and a 0.19-acre lot.

When was 10641 Castine Ave, Cupertino, CA built?

10641 Castine Ave, Cupertino, CA was built in 1968, making it 58 years old. It is a custom design home. The building has 1 story.

What schools serve 10641 Castine Ave, Cupertino, CA?

10641 Castine Ave, Cupertino, CA is assigned to Garden Gate Elementary School (elementary), rated A-; Sam H. Lawson Middle School (middle), rated A+; Monta Vista High School (high), rated A+. All sit in Cupertino Union Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 10641 Castine Ave, Cupertino, CA compare to other homes in Cupertino 95014?

Among the 16,326 homes in Cupertino 95014, it is worth more than 50% of them ($2,775,543 against a typical $2,778,164), its price per square foot is higher than 29% of them ($1159 against a typical $1371), it is bigger than 73% of them (2,394 ft² against a typical 1,890 ft²), its lot is bigger than 72% of them (0.19 ac against a typical 0.16 ac) and it is newer than 48% of them (1968 against a typical 1969). Measured against all of Santa Clara County, it is worth more than 83% 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 10641 Castine Ave, Cupertino, CA?

The 2025 property tax bill for 10641 Castine Ave, Cupertino, CA was $12,899. The county assessed it at $1,040,867.

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