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Single Family ResidenceResidential
$1,322,312$711 / 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 91How 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 $1,041,000 on Dec 10, 2018

4140 THORNTON AVE

FREMONT, CA 94536
5
Beds
4.5
Baths
1,859 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1941
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
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

$1.3M
$1.2M low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,041,000 · Dec 10, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,409 (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.$1,184,460 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$355,338
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$829,122
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,161,234
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,264,860

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
CountyALAMEDA
Lot (acres)The size of the land the home sits on, from county records.0.18
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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(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.

M
Thornton Middle SchoolA
Middle · Grades 6–8 · 0.2 mi
E
Oliveira Elementary SchoolA-
Elementary · Grades KG–5 · 0.3 mi
H
American High SchoolA+
High · Grades 9–12 · 0.4 mi

District: Fremont Unified School District

Neighborhood · ZIP 94536These 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.62
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.557

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.70,570
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,640 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$140,289
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$170,557
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.18 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

4140 Thornton Ave 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 76% of homes in Centerville
  • Costs less per square foot than 74% of homes in Fremont 94536
  • Bigger than 81% of homes in Centerville
  • Has a bigger lot than 71% of homes in Alameda County
  • Older than 97% of homes in Centerville

What homes are worth in Fremont 94536

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

This home
$440K$2.4M

This home is worth more than 47% of homes in Fremont 94536.

How it measures up in Fremont 94536

The dot is this home. The mark in the middle is the typical home in Fremont 94536.

Estimated value$1,322,312
CheaperTypical $1,352,978Pricier

Pricier than 47% of homes nearby

Price per ft²$711
CheaperTypical $845Pricier

Pricier than 26% of homes nearby

Living area1,859 ft²
SmallerTypical 1,535 ft²Bigger

Bigger than 75% of homes nearby

Lot size0.18 ac
SmallerTypical 0.14 acBigger

Bigger than 70% of homes nearby

Year built1941
OlderTypical 1971Newer

Newer than 3% of homes nearby

How 4140 Thornton Ave ranks against every home in each area.
MeasureThis homeCentervilleFremont 94536Alameda County
Estimated valuepricier than$1,322,31276% of homes47% of homes67% of homes
Price per ft²pricier than$71155% of homes26% of homes60% of homes
Living areabigger than1,859 ft²81% of homes75% of homes65% of homes
Lot sizebigger than0.18 ac67% of homes70% of homes71% of homes
Year builtnewer than19413% of homes3% of homes25% of homes

About 4140 Thornton Ave

How much is 4140 Thornton Ave, Fremont, CA worth?

The TopHap Estimate for 4140 Thornton Ave, Fremont, CA is $1,322,312 as of Sep 24, 2026. The likely range is $1,205,003 to $1,439,621. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4140 Thornton Ave, Fremont, CA last sell?

4140 Thornton Ave, Fremont, CA last sold on Dec 10, 2018 for $1,041,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 4140 Thornton Ave, Fremont, CA?

4140 Thornton Ave, Fremont, CA has 5 bedrooms, 4.5 bathrooms, 1,859 square feet of living space and a 0.18-acre lot.

When was 4140 Thornton Ave, Fremont, CA built?

4140 Thornton Ave, Fremont, CA was built in 1941, making it 85 years old. It is a custom design home. The building has 2 stories.

What schools serve 4140 Thornton Ave, Fremont, CA?

4140 Thornton Ave, Fremont, CA is assigned to Thornton Middle School (middle), rated A; Oliveira Elementary School (elementary), rated A-; American High School (high), rated A+. All sit in Fremont Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4140 Thornton Ave, Fremont, CA compare to other homes in Fremont 94536?

Among the 18,769 homes in Fremont 94536, it is worth more than 47% of them ($1,322,312 against a typical $1,352,978), its price per square foot is higher than 26% of them ($711 against a typical $845), it is bigger than 75% of them (1,859 ft² against a typical 1,535 ft²), its lot is bigger than 70% of them (0.18 ac against a typical 0.14 ac) and it is newer than 3% of them (1941 against a typical 1971). Measured against all of Alameda County, it is worth more than 67% 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 4140 Thornton Ave, Fremont, CA?

The 2025 property tax bill for 4140 Thornton Ave, Fremont, CA was $14,409. The county assessed it at $1,184,460.

More homes on Thornton Ave

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Assigned schools

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