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CondominiumResidential
$2,008,690$1,188 / 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 89How 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 $550,000 on Feb 23, 2000

557 TYNDALL ST

LOS ALTOS, CA 94022
2
Beds
2
Baths
1,691 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.
1,650 ft²
Lot SizeThe size of the land the home sits on, from county records.
1975
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2M
$1.8M low$2.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$550,000 · Feb 23, 2000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,476 (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.$861,828 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$517,020
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$344,808
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$844,931

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
42
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
42
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.
45
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.0.04
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.Tile
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(2)

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
Covington Elementary SchoolA+
Elementary · Grades KG–6 · 0.3 mi
H
Los Altos High SchoolA+
High · Grades 9–12 · 0.9 mi
M
Egan Junior High SchoolA+
Middle · Grades 7–8 · 1.6 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

557 Tyndall 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 90% of homes in Los Altos 94022
  • Costs less per square foot than 90% of homes in Los Altos 94022
  • Smaller than 82% of homes in Los Altos 94022
  • Has a smaller lot than 91% of homes in Los Altos 94022

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 10% 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$2,008,690
CheaperTypical $5,188,011Pricier

Pricier than 10% of homes nearby

Price per ft²$1188
CheaperTypical $1783Pricier

Pricier than 10% of homes nearby

Living area1,691 ft²
SmallerTypical 2,704 ft²Bigger

Bigger than 18% of homes nearby

Lot size1,650 ft²
SmallerTypical 0.3 acBigger

Bigger than 9% of homes nearby

Year built1975
OlderTypical 1968Newer

Newer than 61% of homes nearby

How 557 Tyndall St ranks against every home in each area.
MeasureThis homeNorth Los AltosLos Altos 94022Santa Clara County
Estimated valuepricier than$2,008,69016% of homes10% of homes69% of homes
Price per ft²pricier than$118811% of homes10% of homes73% of homes
Living areabigger than1,691 ft²28% of homes18% of homes52% of homes
Lot sizebigger than1,650 ft²15% of homes9% of homes14% of homes
Year builtnewer than197564% of homes61% of homes60% of homes

About 557 Tyndall St

How much is 557 Tyndall St, Los Altos, CA worth?

The TopHap Estimate for 557 Tyndall St, Los Altos, CA is $2,008,690 as of Oct 21, 2026. The likely range is $1,780,898 to $2,236,482. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 557 Tyndall St, Los Altos, CA last sell?

557 Tyndall St, Los Altos, CA last sold on Feb 23, 2000 for $550,000, according to the county's recorded deed.

How big is 557 Tyndall St, Los Altos, CA?

557 Tyndall St, Los Altos, CA has 2 bedrooms, 2 bathrooms, 1,691 square feet of living space and a 0.04-acre lot.

When was 557 Tyndall St, Los Altos, CA built?

557 Tyndall St, Los Altos, CA was built in 1975, making it 51 years old. The building has 1 story.

What schools serve 557 Tyndall St, Los Altos, CA?

557 Tyndall St, Los Altos, CA is assigned to Covington Elementary School (elementary), rated A+; Los Altos High School (high), 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 557 Tyndall 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 10% of them ($2,008,690 against a typical $5,188,011), its price per square foot is higher than 10% of them ($1188 against a typical $1783), it is bigger than 18% of them (1,691 ft² against a typical 2,704 ft²), its lot is bigger than 9% of them (1,650 ft² against a typical 0.3 ac) and it is newer than 61% of them (1975 against a typical 1968). Measured against all of Santa Clara County, it is worth more than 69% 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 557 Tyndall St, Los Altos, CA?

The 2025 property tax bill for 557 Tyndall St, Los Altos, CA was $11,476. The county assessed it at $861,828.

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