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Single Family ResidenceResidential
$3,611,137$1,037 / 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 $3,515,000 on Mar 6, 2025

20840 4TH ST

SARATOGA, CA 95070
4
Beds
3.5
Baths
3,482 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.
0.11 ac
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.
11
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

$3.6M
$3.3M low$3.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$3,515,000 · Mar 6, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$23,187 (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.$3,585,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,856,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$729,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,931,633

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.44
34
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
64
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
26
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
53
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.33 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.0.2 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
CountySANTA CLARA
Lot (acres)The size of the land the home sits on, from county records.0.11
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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
Saratoga Elementary SchoolA+
Elementary · Grades KG–5 · 0.3 mi
H
Saratoga High SchoolA+
High · Grades 9–12 · 0.7 mi
M
Redwood Middle SchoolA+
Middle · Grades 6–8 · 1.4 mi

District: Los Gatos-Saratoga Joint Union School District

Neighborhood · ZIP 95070These 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.42
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.547

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.5%
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.31,244
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,201 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$217,903
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$296,125
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.32 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

20840 4th 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.

  • Worth more than 91% of homes in Santa Clara County
  • Costs less per square foot than 90% of homes in Saratoga 95070
  • Bigger than 95% of homes in Santa Clara County
  • Has a smaller lot than 91% of homes in Saratoga 95070
  • Newer than 94% of homes in Saratoga 95070

What homes are worth in Saratoga 95070

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

This home
$1M$7.4M

This home is worth more than 43% of homes in Saratoga 95070.

How it measures up in Saratoga 95070

The dot is this home. The mark in the middle is the typical home in Saratoga 95070.

Estimated value$3,611,137
CheaperTypical $3,767,065Pricier

Pricier than 43% of homes nearby

Price per ft²$1037
CheaperTypical $1422Pricier

Pricier than 10% of homes nearby

Living area3,482 ft²
SmallerTypical 2,578 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.11 ac
SmallerTypical 0.29 acBigger

Bigger than 9% of homes nearby

Year built2007
OlderTypical 1967Newer

Newer than 94% of homes nearby

How 20840 4th St ranks against every home in each area.
MeasureThis homeSaratoga VillageSaratoga 95070Santa Clara County
Estimated valuepricier than$3,611,13765% of homes43% of homes91% of homes
Price per ft²pricier than$103730% of homes10% of homes63% of homes
Living areabigger than3,482 ft²87% of homes80% of homes95% of homes
Lot sizebigger than0.11 ac31% of homes9% of homes28% of homes
Year builtnewer than200793% of homes94% of homes92% of homes

About 20840 4th St

How much is 20840 4th St, Saratoga, CA worth?

The TopHap Estimate for 20840 4th St, Saratoga, CA is $3,611,137 as of Sep 24, 2026. The likely range is $3,303,130 to $3,919,144. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20840 4th St, Saratoga, CA last sell?

20840 4th St, Saratoga, CA last sold on Mar 6, 2025 for $3,515,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 20840 4th St, Saratoga, CA?

20840 4th St, Saratoga, CA has 4 bedrooms, 3.5 bathrooms, 3,482 square feet of living space and a 0.11-acre lot.

When was 20840 4th St, Saratoga, CA built?

20840 4th St, Saratoga, CA was built in 2007, making it 19 years old. The building has 2 stories.

What schools serve 20840 4th St, Saratoga, CA?

20840 4th St, Saratoga, CA is assigned to Saratoga Elementary School (elementary), rated A+; Saratoga High School (high), rated A+; Redwood Middle School (middle), rated A+. All sit in Los Gatos-Saratoga Joint Union School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20840 4th St, Saratoga, CA compare to other homes in Saratoga 95070?

Among the 11,073 homes in Saratoga 95070, it is worth more than 43% of them ($3,611,137 against a typical $3,767,065), its price per square foot is higher than 10% of them ($1037 against a typical $1422), it is bigger than 80% of them (3,482 ft² against a typical 2,578 ft²), its lot is bigger than 9% of them (0.11 ac against a typical 0.29 ac) and it is newer than 94% of them (2007 against a typical 1967). 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 20840 4th St, Saratoga, CA?

The 2025 property tax bill for 20840 4th St, Saratoga, CA was $23,187. The county assessed it at $3,585,300.

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