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TownhouseResidential
$808,027$680 / 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 Aug 30, 2026
Last sold for $181,000 on Dec 26, 1997

42860 VIA OPORTO

FREMONT, CA 94539
3
Beds
2
Baths
1,188 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.
1,458 ft²
Lot SizeThe size of the land the home sits on, from county records.
1971
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.

Valuation

$808K
$717K low$899K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$181,000 · Dec 26, 1997

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,015 (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.$287,775 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$88,432
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$206,343
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$281,997
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$865,080

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Custom Design
CountyALAMEDA
Lot (acres)The size of the land the home sits on, from county records.0.03
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
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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
Mission San Jose High SchoolA+
High · Grades 9–12 · 0.8 mi
E
Joshua Chadbourne Elementary SchoolA+
Elementary · Grades KG–5 · 1.0 mi
M
William Hopkins Middle SchoolA+
Middle · Grades 6–8 · 1.2 mi

District: Fremont Unified School District

Neighborhood · ZIP 94539These 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.25
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.683

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.96%
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.3.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.52,775
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,599 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$190,911
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$222,193
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.19 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

42860 Via Oporto 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 97% of homes in Mission San Jose
  • Costs less per square foot than 98% of homes in Mission San Jose
  • Smaller than 91% of homes in Fremont 94539
  • Has a smaller lot than 98% of homes in Alameda County
  • Older than 70% of homes in Fremont 94539

What homes are worth in Fremont 94539

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

This home
$576K$4.3M

This home is worth more than 7% of homes in Fremont 94539.

How it measures up in Fremont 94539

The dot is this home. The mark in the middle is the typical home in Fremont 94539.

Estimated value$808,027
CheaperTypical $2,083,007Pricier

Pricier than 7% of homes nearby

Price per ft²$680
CheaperTypical $981Pricier

Pricier than 11% of homes nearby

Living area1,188 ft²
SmallerTypical 2,016 ft²Bigger

Bigger than 9% of homes nearby

Lot size1,458 ft²
SmallerTypical 0.18 acBigger

Bigger than 3% of homes nearby

Year built1971
OlderTypical 1979Newer

Newer than 30% of homes nearby

How 42860 Via Oporto ranks against every home in each area.
MeasureThis homeMission San JoseFremont 94539Alameda County
Estimated valuepricier than$808,0273% of homes7% of homes32% of homes
Price per ft²pricier than$6802% of homes11% of homes54% of homes
Living areabigger than1,188 ft²13% of homes9% of homes25% of homes
Lot sizebigger than1,458 ft²14% of homes3% of homes2% of homes
Year builtnewer than197143% of homes30% of homes60% of homes

About 42860 Via Oporto

How much is 42860 Via Oporto, Fremont, CA worth?

The TopHap Estimate for 42860 Via Oporto, Fremont, CA is $808,027 as of Aug 30, 2026. The likely range is $717,048 to $899,006. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 42860 Via Oporto, Fremont, CA last sell?

42860 Via Oporto, Fremont, CA last sold on Dec 26, 1997 for $181,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 42860 Via Oporto, Fremont, CA?

42860 Via Oporto, Fremont, CA has 3 bedrooms, 2 bathrooms, 1,188 square feet of living space and a 0.03-acre lot.

When was 42860 Via Oporto, Fremont, CA built?

42860 Via Oporto, Fremont, CA was built in 1971, making it 55 years old. It is a custom design home. The building has 1 story.

What schools serve 42860 Via Oporto, Fremont, CA?

42860 Via Oporto, Fremont, CA is assigned to Mission San Jose High School (high), rated A+; Joshua Chadbourne Elementary School (elementary), rated A+; William Hopkins 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 42860 Via Oporto, Fremont, CA compare to other homes in Fremont 94539?

Among the 17,322 homes in Fremont 94539, it is worth more than 7% of them ($808,027 against a typical $2,083,007), its price per square foot is higher than 11% of them ($680 against a typical $981), it is bigger than 9% of them (1,188 ft² against a typical 2,016 ft²), its lot is bigger than 3% of them (1,458 ft² against a typical 0.18 ac) and it is newer than 30% of them (1971 against a typical 1979). Measured against all of Alameda County, it is worth more than 32% 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 42860 Via Oporto, Fremont, CA?

The 2025 property tax bill for 42860 Via Oporto, Fremont, CA was $4,015. The county assessed it at $287,775.

More homes on Via Oporto

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