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Single Family ResidenceResidential
$749,001$788 / 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 93How 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

321 THORNE DR

HAYWARD, CA 94544
3
Beds
1
Baths
951 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$749K
$696K low$802K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,285 (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.$252,931 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$77,979
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$181,952
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$247,835
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$586,980

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.0.13
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.Floor/Wall Furnace
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.

M
Cesar Chavez Middle SchoolF
Middle · Grades 7–8 · 0.1 mi
H
Tennyson High SchoolD-
High · Grades 9–12 · 0.3 mi
E
Tyrrell Elementary SchoolD
Elementary · Grades KG–6 · 0.7 mi

District: Hayward Unified School District

Neighborhood · ZIP 94544These 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.74
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 100.615

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.7%
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.78,842
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,902 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$95,392
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$122,897
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.20 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

321 Thorne 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 less than 73% of homes in Alameda County
  • Among the highest price per square foot in Whitman-Mocine
  • Smaller than 90% of homes in Hayward 94544
  • Has a bigger lot than 68% of homes in Whitman-Mocine
  • Older than 90% of homes in Hayward 94544

What homes are worth in Hayward 94544

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

This home
$382K$1.6M

This home is worth more than 43% of homes in Hayward 94544.

How it measures up in Hayward 94544

The dot is this home. The mark in the middle is the typical home in Hayward 94544.

Estimated value$749,001
CheaperTypical $779,107Pricier

Pricier than 43% of homes nearby

Price per ft²$788
CheaperTypical $586Pricier

Pricier than 96% of homes nearby

Living area951 ft²
SmallerTypical 1,335 ft²Bigger

Bigger than 10% of homes nearby

Lot size0.13 ac
SmallerTypical 0.13 acBigger

Bigger than 52% of homes nearby

Year built1950
OlderTypical 1957Newer

Newer than 10% of homes nearby

How 321 Thorne Dr ranks against every home in each area.
MeasureThis homeWhitman-MocineHayward 94544Alameda County
Estimated valuepricier than$749,00141% of homes43% of homes27% of homes
Price per ft²pricier than$788almost all homes96% of homes72% of homes
Living areabigger than951 ft²11% of homes10% of homes10% of homes
Lot sizebigger than0.13 ac68% of homes52% of homes43% of homes
Year builtnewer than195024% of homes10% of homes32% of homes

About 321 Thorne Dr

How much is 321 Thorne Dr, Hayward, CA worth?

The TopHap Estimate for 321 Thorne Dr, Hayward, CA is $749,001 as of Sep 24, 2026. The likely range is $695,682 to $802,320. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 321 Thorne Dr, Hayward, CA last sell?

321 Thorne Dr, Hayward, CA last sold on Jan 1, 1900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 321 Thorne Dr, Hayward, CA?

321 Thorne Dr, Hayward, CA has 3 bedrooms, 1 bathrooms, 951 square feet of living space and a 0.13-acre lot.

When was 321 Thorne Dr, Hayward, CA built?

321 Thorne Dr, Hayward, CA was built in 1950, making it 76 years old. The building has 1 story.

What schools serve 321 Thorne Dr, Hayward, CA?

321 Thorne Dr, Hayward, CA is assigned to Cesar Chavez Middle School (middle), rated F; Tennyson High School (high), rated D-; Tyrrell Elementary School (elementary), rated D. All sit in Hayward Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 321 Thorne Dr, Hayward, CA compare to other homes in Hayward 94544?

Among the 15,625 homes in Hayward 94544, it is worth more than 43% of them ($749,001 against a typical $779,107), its price per square foot is higher than 96% of them ($788 against a typical $586), it is bigger than 10% of them (951 ft² against a typical 1,335 ft²), its lot is bigger than 52% of them (0.13 ac against a typical 0.13 ac) and it is newer than 10% of them (1950 against a typical 1957). Measured against all of Alameda County, it is worth more than 27% 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 321 Thorne Dr, Hayward, CA?

The 2025 property tax bill for 321 Thorne Dr, Hayward, CA was $3,285. The county assessed it at $252,931.

More homes on Thorne Dr

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