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Single Family ResidenceResidential
$708,877$538 / 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 Sep 24, 2026
Last sold for $570,000 on Jun 13, 2017

1284 DOROTHY AVE

SAN LEANDRO, CA 94578
3
Beds
2
Baths
1,317 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1946
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

$709K
$672K low$745K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$570,000 · Jun 13, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,928 (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.$667,748 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$202,424
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$472,324
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$654,518
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$667,710

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
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1978
Lot (acres)The size of the land the home sits on, from county records.0.12
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
Jefferson Elementary SchoolD+
Elementary · Grades KG–5 · 0.5 mi
H
San Leandro High SchoolC
High · Grades 9–12 · 0.9 mi
M
Bancroft Middle SchoolD+
Middle · Grades 6–8 · 1.7 mi

District: San Leandro Unified School District

Neighborhood · ZIP 94578These 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.96
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.654

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.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.36,127
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9,333 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$79,481
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,965
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.21 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

1284 Dorothy 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 less than 76% of homes in Alameda County
  • Costs less per square foot than 75% of homes in Alameda County
  • Smaller than 67% of homes in Alameda County
  • Has a smaller lot than 87% of homes in Halcyon / Foothill
  • Older than 78% of homes in San Leandro 94578

What homes are worth in San Leandro 94578

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

This home
$333K$1.2M

This home is worth more than 46% of homes in San Leandro 94578.

How it measures up in San Leandro 94578

The dot is this home. The mark in the middle is the typical home in San Leandro 94578.

Estimated value$708,877
CheaperTypical $729,212Pricier

Pricier than 46% of homes nearby

Price per ft²$538
CheaperTypical $541Pricier

Pricier than 49% of homes nearby

Living area1,317 ft²
SmallerTypical 1,340 ft²Bigger

Bigger than 48% of homes nearby

Lot size0.11 ac
SmallerTypical 0.13 acBigger

Bigger than 21% of homes nearby

Year built1946
OlderTypical 1953Newer

Newer than 22% of homes nearby

How 1284 Dorothy Ave ranks against every home in each area.
MeasureThis homeHalcyon / FoothillSan Leandro 94578Alameda County
Estimated valuepricier than$708,87734% of homes46% of homes24% of homes
Price per ft²pricier than$53842% of homes49% of homes25% of homes
Living areabigger than1,317 ft²47% of homes48% of homes33% of homes
Lot sizebigger than0.11 ac13% of homes21% of homes29% of homes
Year builtnewer than194635% of homes22% of homes27% of homes

About 1284 Dorothy Ave

How much is 1284 Dorothy Ave, San Leandro, CA worth?

The TopHap Estimate for 1284 Dorothy Ave, San Leandro, CA is $708,877 as of Sep 24, 2026. The likely range is $672,334 to $745,420. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1284 Dorothy Ave, San Leandro, CA last sell?

1284 Dorothy Ave, San Leandro, CA last sold on Jun 13, 2017 for $570,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1284 Dorothy Ave, San Leandro, CA?

1284 Dorothy Ave, San Leandro, CA has 3 bedrooms, 2 bathrooms, 1,317 square feet of living space and a 0.12-acre lot.

When was 1284 Dorothy Ave, San Leandro, CA built?

1284 Dorothy Ave, San Leandro, CA was built in 1946, making it 80 years old. It is a custom design home. The building has 1 story.

What schools serve 1284 Dorothy Ave, San Leandro, CA?

1284 Dorothy Ave, San Leandro, CA is assigned to Jefferson Elementary School (elementary), rated D+; San Leandro High School (high), rated C; Bancroft Middle School (middle), rated D+. All sit in San Leandro Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1284 Dorothy Ave, San Leandro, CA compare to other homes in San Leandro 94578?

Among the 7,906 homes in San Leandro 94578, it is worth more than 46% of them ($708,877 against a typical $729,212), its price per square foot is higher than 49% of them ($538 against a typical $541), it is bigger than 48% of them (1,317 ft² against a typical 1,340 ft²), its lot is bigger than 21% of them (0.11 ac against a typical 0.13 ac) and it is newer than 22% of them (1946 against a typical 1953). Measured against all of Alameda County, it is worth more than 24% 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 1284 Dorothy Ave, San Leandro, CA?

The 2025 property tax bill for 1284 Dorothy Ave, San Leandro, CA was $8,928. The county assessed it at $667,748.

More homes on Dorothy Ave

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