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Single Family ResidenceResidential
$1,594,286$802 / 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 Jul 14, 2026
Last sold for $1,550,000 on Jun 9, 2021

4454 CALYPSO TER

FREMONT, CA 94555
3
Beds
2.5
Baths
1,988 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.
3,968 ft²
Lot SizeThe size of the land the home sits on, from county records.
1993
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
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

$1.6M
$1.5M low$1.7M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,550,000 · Jun 9, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$20,391 (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.$1,704,293 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$552,030
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,159,263
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,670,751
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,602,270

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.11 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.minimal

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
CountyALAMEDA
Lot (acres)The size of the land the home sits on, from county records.0.09
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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
Patterson Elementary SchoolA-
Elementary · Grades KG–5 · 0.5 mi
H
American High SchoolA+
High · Grades 9–12 · 1.2 mi
M
Thornton Middle SchoolA
Middle · Grades 6–8 · 1.4 mi

District: Fremont Unified School District

Neighborhood · ZIP 94555These 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.22
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.445

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
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.33,863
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,255 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$176,497
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$208,332
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.78%

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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

4454 Calypso Ter 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 80% of homes in Alameda County
  • Costs more per square foot than 74% of homes in Alameda County
  • Bigger than 82% of homes in Fremont 94555
  • Has a smaller lot than 82% of homes in Alameda County
  • Newer than 91% of homes in Northgate

What homes are worth in Fremont 94555

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

This home
$478K$2.6M

This home is worth more than 59% of homes in Fremont 94555.

How it measures up in Fremont 94555

The dot is this home. The mark in the middle is the typical home in Fremont 94555.

Estimated value$1,594,286
CheaperTypical $1,509,470Pricier

Pricier than 59% of homes nearby

Price per ft²$802
CheaperTypical $912Pricier

Pricier than 28% of homes nearby

Living area1,988 ft²
SmallerTypical 1,533 ft²Bigger

Bigger than 82% of homes nearby

Lot size3,968 ft²
SmallerTypical 0.13 acBigger

Bigger than 30% of homes nearby

Year built1993
OlderTypical 1986Newer

Newer than 89% of homes nearby

How 4454 Calypso Ter ranks against every home in each area.
MeasureThis homeNorthgateFremont 94555Alameda County
Estimated valuepricier than$1,594,28648% of homes59% of homes80% of homes
Price per ft²pricier than$80227% of homes28% of homes74% of homes
Living areabigger than1,988 ft²81% of homes82% of homes70% of homes
Lot sizebigger than3,968 ft²26% of homes30% of homes18% of homes
Year builtnewer than199391% of homes89% of homes81% of homes

About 4454 Calypso Ter

How much is 4454 Calypso Ter, Fremont, CA worth?

The TopHap Estimate for 4454 Calypso Ter, Fremont, CA is $1,594,286 as of Jul 14, 2026. The likely range is $1,510,629 to $1,677,943. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4454 Calypso Ter, Fremont, CA last sell?

4454 Calypso Ter, Fremont, CA last sold on Jun 9, 2021 for $1,550,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 4454 Calypso Ter, Fremont, CA?

4454 Calypso Ter, Fremont, CA has 3 bedrooms, 2.5 bathrooms, 1,988 square feet of living space and a 0.09-acre lot.

When was 4454 Calypso Ter, Fremont, CA built?

4454 Calypso Ter, Fremont, CA was built in 1993, making it 33 years old. The building has 2 stories.

What schools serve 4454 Calypso Ter, Fremont, CA?

4454 Calypso Ter, Fremont, CA is assigned to Patterson Elementary School (elementary), rated A-; American High School (high), rated A+; Thornton Middle School (middle), rated A. All sit in Fremont Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4454 Calypso Ter, Fremont, CA compare to other homes in Fremont 94555?

Among the 11,432 homes in Fremont 94555, it is worth more than 59% of them ($1,594,286 against a typical $1,509,470), its price per square foot is higher than 28% of them ($802 against a typical $912), it is bigger than 82% of them (1,988 ft² against a typical 1,533 ft²), its lot is bigger than 30% of them (3,968 ft² against a typical 0.13 ac) and it is newer than 89% of them (1993 against a typical 1986). Measured against all of Alameda County, it is worth more than 80% 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 4454 Calypso Ter, Fremont, CA?

The 2025 property tax bill for 4454 Calypso Ter, Fremont, CA was $20,391. The county assessed it at $1,704,293.

More homes on Calypso Ter

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