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Multi-Family Dwellings (Generic, Any Combination)Residential
Last sold for $20,596,500 on Aug 13, 2020

424 CALLAN AVE

SAN LEANDRO, CA 94577
20
Beds
20
Baths
82,043 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.
1.66 ac
Lot SizeThe size of the land the home sits on, from county records.
1969
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$20,596,500 · Aug 13, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$324,270 (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.$22,737,453 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$7,065,984
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$15,647,069
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$22,292,268

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Multi-Family Dwellings (Generic, Any Combination)
CountyALAMEDA
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.

M
Bancroft Middle SchoolC-
Middle · Grades 6–8 · 0.3 mi
E
McKinley Elementary SchoolC
Elementary · Grades KG–5 · 0.7 mi
H
San Leandro High SchoolC-
High · Grades 9–12 · 0.9 mi

District: San Leandro Unified School District

Neighborhood · ZIP 94577These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.585

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.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.8%
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.48,861
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,612 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,335
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$133,543
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

424 Callan 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.

  • Among the largest homes in Downtown San Leandro
  • Has a bigger lot than 97% of homes in San Leandro 94577
  • Newer than 79% of homes in San Leandro 94577

How it measures up in San Leandro 94577

The dot is this home. The mark in the middle is the typical home in San Leandro 94577.

Living area82,043 ft²
SmallerTypical 1,426 ft²Bigger

Bigger than almost all homes nearby

Lot size1.66 ac
SmallerTypical 0.13 acBigger

Bigger than 97% of homes nearby

Year built1969
OlderTypical 1946Newer

Newer than 79% of homes nearby

How 424 Callan Ave ranks against every home in each area.
MeasureThis homeDowntown San LeandroSan Leandro 94577Alameda County
Living areabigger than82,043 ft²almost all homesalmost all homesalmost all homes
Lot sizebigger than1.66 ac89% of homes97% of homes95% of homes
Year builtnewer than196960% of homes79% of homes56% of homes

About 424 Callan Ave

When did 424 Callan Ave, San Leandro, CA last sell?

424 Callan Ave, San Leandro, CA last sold on Aug 13, 2020 for $20,596,500, according to the county's recorded deed.

How big is 424 Callan Ave, San Leandro, CA?

424 Callan Ave, San Leandro, CA has 20 bedrooms, 20 bathrooms and 82,043 square feet of living space.

When was 424 Callan Ave, San Leandro, CA built?

424 Callan Ave, San Leandro, CA was built in 1969, making it 57 years old. The building has 3 stories.

What schools serve 424 Callan Ave, San Leandro, CA?

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

How does 424 Callan Ave, San Leandro, CA compare to other homes in San Leandro 94577?

Among the 12,251 homes in San Leandro 94577, it is bigger than almost all of them (82,043 ft² against a typical 1,426 ft²), its lot is bigger than 97% of them (1.66 ac against a typical 0.13 ac) and it is newer than 79% of them (1969 against a typical 1946). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 424 Callan Ave, San Leandro, CA?

The 2025 property tax bill for 424 Callan Ave, San Leandro, CA was $324,270. The county assessed it at $22,737,453.

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Assigned schools

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