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CondominiumResidential
$1,810,162$1,608 / 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 95How 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 $1,740,000 on Dec 16, 2025

425 1ST ST

LOS ALTOS, CA 94022
Building report
2
Beds
2
Baths
1,126 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.
592 ft²
Lot SizeThe size of the land the home sits on, from county records.
2023
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.8M
$1.7M low$1.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,740,000 · Dec 16, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,268 (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.$1,740,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$870,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$870,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$928,850

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.42
53
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
36
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
23
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
40
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
60
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.1 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.Condominium
CountySANTA CLARA
Lot (acres)The size of the land the home sits on, from county records.0.01
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(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.

H
Los Altos High SchoolA+
High · Grades 9–12 · 0.8 mi
E
Gardner Bullis Elementary SchoolA+
Elementary · Grades KG–6 · 0.9 mi
M
Egan Junior High SchoolA
Middle · Grades 7–8 · 1.4 mi

District: Los Altos Elementary School District

Neighborhood · ZIP 94022These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.511

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.92%
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.3.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.20,568
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,194 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$237,929
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$346,618
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.28 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

425 1st 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 less than 93% of homes in Los Altos 94022
  • Costs more per square foot than 90% of homes in Santa Clara County
  • Smaller than 96% of homes in Los Altos 94022
  • Among the smallest lots in Los Altos 94022
  • Among the newest homes in Santa Clara County

What homes are worth in Los Altos 94022

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

This home
$1.2M$10M

This home is worth more than 7% of homes in Los Altos 94022.

How it measures up in Los Altos 94022

The dot is this home. The mark in the middle is the typical home in Los Altos 94022.

Estimated value$1,810,162
CheaperTypical $5,121,651Pricier

Pricier than 7% of homes nearby

Price per ft²$1608
CheaperTypical $1775Pricier

Pricier than 37% of homes nearby

Living area1,126 ft²
SmallerTypical 2,693 ft²Bigger

Bigger than 4% of homes nearby

Lot size592 ft²
SmallerTypical 0.3 acBigger

Smaller than almost all homes nearby

Year built2023
OlderTypical 1968Newer

Newer than almost all homes nearby

How 425 1st St ranks against every home in each area.
MeasureThis homeNorth Los AltosLos Altos 94022Santa Clara County
Estimated valuepricier than$1,810,16212% of homes7% of homes63% of homes
Price per ft²pricier than$160825% of homes37% of homes90% of homes
Living areabigger than1,126 ft²6% of homes4% of homes14% of homes
Lot sizebigger than592 ft²2% of homesalmost no homes3% of homes
Year builtnewer than2023almost all homesalmost all homesalmost all homes

About 425 1st St

How much is 425 1st St, Los Altos, CA worth?

The TopHap Estimate for 425 1st St, Los Altos, CA is $1,810,162 as of Sep 24, 2026. The likely range is $1,720,121 to $1,900,203. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 425 1st St, Los Altos, CA last sell?

425 1st St, Los Altos, CA last sold on Dec 16, 2025 for $1,740,000, according to the county's recorded deed.

How big is 425 1st St, Los Altos, CA?

425 1st St, Los Altos, CA has 2 bedrooms, 2 bathrooms, 1,126 square feet of living space and a 0.01-acre lot.

When was 425 1st St, Los Altos, CA built?

425 1st St, Los Altos, CA was built in 2023, making it 3 years old. The building has 1 story.

What schools serve 425 1st St, Los Altos, CA?

425 1st St, Los Altos, CA is assigned to Los Altos High School (high), rated A+; Gardner Bullis Elementary School (elementary), rated A+; Egan Junior High School (middle), rated A. All sit in Los Altos Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 425 1st St, Los Altos, CA compare to other homes in Los Altos 94022?

Among the 7,324 homes in Los Altos 94022, it is worth more than 7% of them ($1,810,162 against a typical $5,121,651), its price per square foot is higher than 37% of them ($1608 against a typical $1775), it is bigger than 4% of them (1,126 ft² against a typical 2,693 ft²), its lot is bigger than almost none of them (592 ft² against a typical 0.3 ac) and it is newer than almost all of them (2023 against a typical 1968). Measured against all of Santa Clara County, it is worth more than 63% 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 425 1st St, Los Altos, CA?

The 2025 property tax bill for 425 1st St, Los Altos, CA was $12,268. The county assessed it at $1,740,000.

More homes on 1st St

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Assigned schools

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