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Single Family ResidenceResidential
$774,056$650 / 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
Last sold for $360,000 on Mar 7, 2002

15559 FARNSWORTH ST

SAN LEANDRO, CA 94579
3
Beds
2
Baths
1,190 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.
1956
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

$774K
$716K low$832K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$360,000 · Mar 7, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,927 (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.$535,425 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$162,727
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$379,698
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$524,791
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$828,360

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.2 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
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.1957
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)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Bay Elementary SchoolB
Elementary · Grades KG–5 · 0.5 mi
H
Arroyo High SchoolB
High · Grades 9–12 · 0.7 mi
M
Washington Manor Middle SchoolC
Middle · Grades 6–8 · 0.7 mi

District: San Lorenzo Unified School District

Neighborhood · ZIP 94579These 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.55
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 100.555

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.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
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.21,577
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,388 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$89,526
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$114,894
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

15559 Farnsworth St 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 71% of homes in Alameda County
  • Costs more per square foot than 87% of homes in San Leandro 94579
  • Smaller than 75% of homes in Alameda County
  • Newer than 73% of homes in Washington Manor

What homes are worth in San Leandro 94579

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

This home
$463K$1.2M

This home is worth more than 55% of homes in San Leandro 94579.

How it measures up in San Leandro 94579

The dot is this home. The mark in the middle is the typical home in San Leandro 94579.

Estimated value$774,056
CheaperTypical $758,036Pricier

Pricier than 55% of homes nearby

Price per ft²$650
CheaperTypical $542Pricier

Pricier than 87% of homes nearby

Living area1,190 ft²
SmallerTypical 1,381 ft²Bigger

Bigger than 38% of homes nearby

Lot size0.13 ac
SmallerTypical 0.12 acBigger

Bigger than 62% of homes nearby

Year built1956
OlderTypical 1953Newer

Newer than 64% of homes nearby

How 15559 Farnsworth St ranks against every home in each area.
MeasureThis homeWashington ManorSan Leandro 94579Alameda County
Estimated valuepricier than$774,05667% of homes55% of homes29% of homes
Price per ft²pricier than$65086% of homes87% of homes48% of homes
Living areabigger than1,190 ft²45% of homes38% of homes25% of homes
Lot sizebigger than0.13 ac57% of homes62% of homes45% of homes
Year builtnewer than195673% of homes64% of homes41% of homes

About 15559 Farnsworth St

How much is 15559 Farnsworth St, San Leandro, CA worth?

The TopHap Estimate for 15559 Farnsworth St, San Leandro, CA is $774,056 as of Sep 24, 2026. The likely range is $716,198 to $831,914. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15559 Farnsworth St, San Leandro, CA last sell?

15559 Farnsworth St, San Leandro, CA last sold on Mar 7, 2002 for $360,000, according to the county's recorded deed.

How big is 15559 Farnsworth St, San Leandro, CA?

15559 Farnsworth St, San Leandro, CA has 3 bedrooms, 2 bathrooms, 1,190 square feet of living space and a 0.13-acre lot.

When was 15559 Farnsworth St, San Leandro, CA built?

15559 Farnsworth St, San Leandro, CA was built in 1956, making it 70 years old. The building has 1 story.

What schools serve 15559 Farnsworth St, San Leandro, CA?

15559 Farnsworth St, San Leandro, CA is assigned to Bay Elementary School (elementary), rated B; Arroyo High School (high), rated B; Washington Manor Middle School (middle), rated C. All sit in San Lorenzo Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15559 Farnsworth St, San Leandro, CA compare to other homes in San Leandro 94579?

Among the 6,156 homes in San Leandro 94579, it is worth more than 55% of them ($774,056 against a typical $758,036), its price per square foot is higher than 87% of them ($650 against a typical $542), it is bigger than 38% of them (1,190 ft² against a typical 1,381 ft²), its lot is bigger than 62% of them (0.13 ac against a typical 0.12 ac) and it is newer than 64% of them (1956 against a typical 1953). Measured against all of Alameda County, it is worth more than 29% 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 15559 Farnsworth St, San Leandro, CA?

The 2025 property tax bill for 15559 Farnsworth St, San Leandro, CA was $6,927. The county assessed it at $535,425.

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