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Single Family ResidenceResidential
$2,166,031$1,499 / 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 90How 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 $754,000 on Nov 23, 2005

421 ROSEMONT DR

SANTA CLARA, CA 95051
3
Beds
2
Baths
1,445 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1958
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

$2.2M
$2M low$2.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$754,000 · Nov 23, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,409 (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.$1,050,991 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$788,249
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$262,742
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,030,385

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.35
35
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
33
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
29
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
33
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.13 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.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.0.14
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.Composition 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(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
Dwight D. Eisenhower Elementary SchoolA+
Elementary · Grades KG–5 · 0.2 mi
H
Cupertino High SchoolA+
High · Grades 9–12 · 1.2 mi
M
Warren E. Hyde Middle SchoolA+
Middle · Grades 6–8 · 1.7 mi

District: Fremont Union High School District

Neighborhood · ZIP 95051These 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.98
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.428

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.61,001
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9,257 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$163,484
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$208,020
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.16 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

421 Rosemont 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 78% of homes in Santa Clara 95051
  • Costs more per square foot than 87% of homes in Santa Clara 95051
  • Has a smaller lot than 82% of homes in Santa Clara Southwest
  • Older than 75% of homes in Santa Clara County

What homes are worth in Santa Clara 95051

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

This home
$409K$2.9M

This home is worth more than 78% of homes in Santa Clara 95051.

How it measures up in Santa Clara 95051

The dot is this home. The mark in the middle is the typical home in Santa Clara 95051.

Estimated value$2,166,031
CheaperTypical $1,765,382Pricier

Pricier than 78% of homes nearby

Price per ft²$1499
CheaperTypical $1195Pricier

Pricier than 87% of homes nearby

Living area1,445 ft²
SmallerTypical 1,466 ft²Bigger

Bigger than 48% of homes nearby

Lot size0.14 ac
SmallerTypical 0.13 acBigger

Bigger than 53% of homes nearby

Year built1958
OlderTypical 1960Newer

Newer than 45% of homes nearby

How 421 Rosemont Dr ranks against every home in each area.
MeasureThis homeSanta Clara SouthwestSanta Clara 95051Santa Clara County
Estimated valuepricier than$2,166,03145% of homes78% of homes73% of homes
Price per ft²pricier than$149970% of homes87% of homes87% of homes
Living areabigger than1,445 ft²37% of homes48% of homes36% of homes
Lot sizebigger than0.14 ac18% of homes53% of homes40% of homes
Year builtnewer than195852% of homes45% of homes25% of homes

About 421 Rosemont Dr

How much is 421 Rosemont Dr, Santa Clara, CA worth?

The TopHap Estimate for 421 Rosemont Dr, Santa Clara, CA is $2,166,031 as of Sep 24, 2026. The likely range is $1,952,990 to $2,379,072. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 421 Rosemont Dr, Santa Clara, CA last sell?

421 Rosemont Dr, Santa Clara, CA last sold on Nov 23, 2005 for $754,000, according to the county's recorded deed.

How big is 421 Rosemont Dr, Santa Clara, CA?

421 Rosemont Dr, Santa Clara, CA has 3 bedrooms, 2 bathrooms, 1,445 square feet of living space and a 0.14-acre lot.

When was 421 Rosemont Dr, Santa Clara, CA built?

421 Rosemont Dr, Santa Clara, CA was built in 1958, making it 68 years old. It is a custom design home. The building has 1 story.

What schools serve 421 Rosemont Dr, Santa Clara, CA?

421 Rosemont Dr, Santa Clara, CA is assigned to Dwight D. Eisenhower Elementary School (elementary), rated A+; Cupertino High School (high), rated A+; Warren E. Hyde Middle School (middle), rated A+. All sit in Fremont Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 421 Rosemont Dr, Santa Clara, CA compare to other homes in Santa Clara 95051?

Among the 14,679 homes in Santa Clara 95051, it is worth more than 78% of them ($2,166,031 against a typical $1,765,382), its price per square foot is higher than 87% of them ($1499 against a typical $1195), it is bigger than 48% of them (1,445 ft² against a typical 1,466 ft²), its lot is bigger than 53% of them (0.14 ac against a typical 0.13 ac) and it is newer than 45% of them (1958 against a typical 1960). Measured against all of Santa Clara County, it is worth more than 73% 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 421 Rosemont Dr, Santa Clara, CA?

The 2025 property tax bill for 421 Rosemont Dr, Santa Clara, CA was $12,409. The county assessed it at $1,050,991.

More homes on Rosemont Dr

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