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Single Family ResidenceResidential
$3,676,154$2,086 / 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 97How 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 $891,000 on Jan 9, 2004

1973 NEWCASTLE DR

LOS ALTOS, CA 94024
4
Beds
2
Baths
1,762 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
9
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

$3.7M
$3.6M low$3.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$891,000 · Jan 9, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,924 (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.$1,291,588 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,123,921
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$167,667
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,266,264

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.37
40
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
32
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
24
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
46
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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.0.23
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(10)

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
Montclaire Elementary SchoolA
Elementary · Grades KG–5 · 0.5 mi
M
Cupertino Middle SchoolA
Middle · Grades 6–8 · 0.8 mi
H
Homestead High SchoolA+
High · Grades 9–12 · 1.4 mi

District: Fremont Union High School District

Neighborhood · ZIP 94024These 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.35
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.505

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.22,374
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,105 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$257,147
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$366,556
Average tempThe average temperature here across a full year.59°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.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

1973 Newcastle 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 91% of homes in Santa Clara County
  • Costs more per square foot than 97% of homes in Santa Clara County
  • Smaller than 89% of homes in Los Altos 94024
  • Has a bigger lot than 83% of homes in Santa Clara County
  • Older than 73% of homes in Santa Clara County

What homes are worth in Los Altos 94024

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

This home
$2.3M$8.2M

This home is worth more than 20% of homes in Los Altos 94024.

How it measures up in Los Altos 94024

The dot is this home. The mark in the middle is the typical home in Los Altos 94024.

Estimated value$3,676,154
CheaperTypical $4,384,166Pricier

Pricier than 20% of homes nearby

Price per ft²$2086
CheaperTypical $1712Pricier

Pricier than 82% of homes nearby

Living area1,762 ft²
SmallerTypical 2,552 ft²Bigger

Bigger than 11% of homes nearby

Lot size0.23 ac
SmallerTypical 0.26 acBigger

Bigger than 19% of homes nearby

Year built1959
OlderTypical 1959Newer

Newer than 51% of homes nearby

How 1973 Newcastle Dr ranks against every home in each area.
MeasureThis homeSouth Los AltosLos Altos 94024Santa Clara County
Estimated valuepricier than$3,676,15427% of homes20% of homes91% of homes
Price per ft²pricier than$208683% of homes82% of homes97% of homes
Living areabigger than1,762 ft²15% of homes11% of homes56% of homes
Lot sizebigger than0.23 ac38% of homes19% of homes83% of homes
Year builtnewer than195960% of homes51% of homes27% of homes

About 1973 Newcastle Dr

How much is 1973 Newcastle Dr, Los Altos, CA worth?

The TopHap Estimate for 1973 Newcastle Dr, Los Altos, CA is $3,676,154 as of Sep 24, 2026. The likely range is $3,554,498 to $3,797,810. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1973 Newcastle Dr, Los Altos, CA last sell?

1973 Newcastle Dr, Los Altos, CA last sold on Jan 9, 2004 for $891,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1973 Newcastle Dr, Los Altos, CA?

1973 Newcastle Dr, Los Altos, CA has 4 bedrooms, 2 bathrooms, 1,762 square feet of living space and a 0.23-acre lot.

When was 1973 Newcastle Dr, Los Altos, CA built?

1973 Newcastle Dr, Los Altos, CA was built in 1959, making it 67 years old. It is a custom design home. The building has 1 story.

What schools serve 1973 Newcastle Dr, Los Altos, CA?

1973 Newcastle Dr, Los Altos, CA is assigned to Montclaire Elementary School (elementary), rated A; Cupertino Middle School (middle), rated A; Homestead High School (high), rated A+. All sit in Fremont Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1973 Newcastle Dr, Los Altos, CA compare to other homes in Los Altos 94024?

Among the 7,805 homes in Los Altos 94024, it is worth more than 20% of them ($3,676,154 against a typical $4,384,166), its price per square foot is higher than 82% of them ($2086 against a typical $1712), it is bigger than 11% of them (1,762 ft² against a typical 2,552 ft²), its lot is bigger than 19% of them (0.23 ac against a typical 0.26 ac) and it is newer than 51% of them (1959 against a typical 1959). Measured against all of Santa Clara County, it is worth more than 91% 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 1973 Newcastle Dr, Los Altos, CA?

The 2025 property tax bill for 1973 Newcastle Dr, Los Altos, CA was $15,924. The county assessed it at $1,291,588.

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