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Single Family ResidenceResidential
Last sold for $520,000 on Jul 20, 2001

16845 ROBEY DR

CASTRO VALLEY, CA 94578
3
Beds
2.5
Baths
3,170 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1991
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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$520,000 · Jul 20, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,957 (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.$776,504 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$235,051
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$548,453
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$761,143
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,207,890

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.1992
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(9)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(1)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Edendale Middle SchoolF
Middle · Grades 6–8 · 0.9 mi
H
San Lorenzo High SchoolD
High · Grades 9–12 · 1.3 mi
E
Corvallis Elementary SchoolC-
Elementary · Grades KG–5 · 2.7 mi

District: San Lorenzo 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

16845 Robey 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.

  • Bigger than 96% of homes in San Leandro 94578
  • Has a smaller lot than 82% of homes in Castro Valley
  • Newer than 94% 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.

Living area3,170 ft²
SmallerTypical 1,344 ft²Bigger

Bigger than 96% of homes nearby

Lot size0.12 ac
SmallerTypical 0.13 acBigger

Bigger than 28% of homes nearby

Year built1991
OlderTypical 1953Newer

Newer than 94% of homes nearby

How 16845 Robey Dr ranks against every home in each area.
MeasureThis homeCastro ValleySan Leandro 94578Alameda County
Living areabigger than3,170 ft²94% of homes96% of homes93% of homes
Lot sizebigger than0.12 ac18% of homes28% of homes33% of homes
Year builtnewer than199183% of homes94% of homes81% of homes

About 16845 Robey Dr

When did 16845 Robey Dr, Castro Valley, CA last sell?

16845 Robey Dr, Castro Valley, CA last sold on Jul 20, 2001 for $520,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 16845 Robey Dr, Castro Valley, CA?

16845 Robey Dr, Castro Valley, CA has 3 bedrooms, 2.5 bathrooms, 3,170 square feet of living space and a 0.12-acre lot.

When was 16845 Robey Dr, Castro Valley, CA built?

16845 Robey Dr, Castro Valley, CA was built in 1991, making it 35 years old. The building has 2 stories.

What schools serve 16845 Robey Dr, Castro Valley, CA?

16845 Robey Dr, Castro Valley, CA is assigned to Edendale Middle School (middle), rated F; San Lorenzo High School (high), rated D; Corvallis Elementary School (elementary), rated C-. All sit in San Lorenzo Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 16845 Robey Dr, Castro Valley, CA compare to other homes in San Leandro 94578?

Among the 7,932 homes in San Leandro 94578, it is bigger than 96% of them (3,170 ft² against a typical 1,344 ft²), its lot is bigger than 28% of them (0.12 ac against a typical 0.13 ac) and it is newer than 94% of them (1991 against a typical 1953). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 16845 Robey Dr, Castro Valley, CA?

The 2025 property tax bill for 16845 Robey Dr, Castro Valley, CA was $9,957. The county assessed it at $776,504.

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