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Single Family ResidenceResidential
$3,664,180$2,142 / 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 Oct 21, 2026
Last sold for $1,294,000 on Jul 14, 2005

1984 COLLEEN DR

LOS ALTOS, CA 94024
3
Beds
2.5
Baths
1,711 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.
1957
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
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.$1,294,000 · Jul 14, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$22,457 (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.$1,878,619 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,393,910
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$484,709
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,841,784

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
42
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
26
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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.11%
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.0.23
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(14)

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

1984 Colleen 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 92% of homes in Santa Clara County
  • Costs more per square foot than 98% of homes in Santa Clara County
  • Smaller than 90% of homes in Los Altos 94024
  • Has a bigger lot than 84% of homes in Santa Clara County
  • Older than 78% 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
$2.4M$8.3M

This home is worth more than 15% 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$3,664,180
CheaperTypical $4,459,980Pricier

Pricier than 15% of homes nearby

Price per ft²$2142
CheaperTypical $1739Pricier

Pricier than 83% of homes nearby

Living area1,711 ft²
SmallerTypical 2,532 ft²Bigger

Bigger than 10% of homes nearby

Lot size0.23 ac
SmallerTypical 0.26 acBigger

Bigger than 20% of homes nearby

Year built1957
OlderTypical 1959Newer

Newer than 45% of homes nearby

How 1984 Colleen Dr ranks against every home in each area.
MeasureThis homeSouth Los AltosLos Altos 94024Santa Clara County
Estimated valuepricier than$3,664,18024% of homes15% of homes92% of homes
Price per ft²pricier than$214284% of homes83% of homes98% of homes
Living areabigger than1,711 ft²13% of homes10% of homes53% of homes
Lot sizebigger than0.23 ac38% of homes20% of homes84% of homes
Year builtnewer than195746% of homes45% of homes22% of homes

About 1984 Colleen Dr

How much is 1984 Colleen Dr, Los Altos, CA worth?

The TopHap Estimate for 1984 Colleen Dr, Los Altos, CA is $3,664,180 as of Oct 21, 2026. The likely range is $3,558,711 to $3,769,649. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1984 Colleen Dr, Los Altos, CA last sell?

1984 Colleen Dr, Los Altos, CA last sold on Jul 14, 2005 for $1,294,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 1984 Colleen Dr, Los Altos, CA?

1984 Colleen Dr, Los Altos, CA has 3 bedrooms, 2.5 bathrooms, 1,711 square feet of living space and a 0.23-acre lot.

When was 1984 Colleen Dr, Los Altos, CA built?

1984 Colleen Dr, Los Altos, CA was built in 1957, making it 69 years old. The building has 1 story.

What schools serve 1984 Colleen Dr, Los Altos, CA?

1984 Colleen 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 1984 Colleen 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 15% of them ($3,664,180 against a typical $4,459,980), its price per square foot is higher than 83% of them ($2142 against a typical $1739), it is bigger than 10% of them (1,711 ft² against a typical 2,532 ft²), its lot is bigger than 20% of them (0.23 ac against a typical 0.26 ac) and it is newer than 45% of them (1957 against a typical 1959). Measured against all of Santa Clara County, it is worth more than 92% 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 1984 Colleen Dr, Los Altos, CA?

The 2025 property tax bill for 1984 Colleen Dr, Los Altos, CA was $22,457. The county assessed it at $1,878,619.

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