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TownhouseResidential
$732,785$549 / 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 94How 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 $345,000 on Sep 24, 2002

5379 SAN SIMEON PL

CASTRO VALLEY, CA 94552
2
Beds
2.5
Baths
1,334 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.
1,578 ft²
Lot SizeThe size of the land the home sits on, from county records.
1981
Year BuiltThe year the home was originally built, according to county records.
2
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

$733K
$686K low$780K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$345,000 · Sep 24, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,765 (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.$509,620 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$152,886
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$356,734
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$499,628
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$763,290

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
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.1988
Lot (acres)The size of the land the home sits on, from county records.0.04
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(5)

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
Independent Elementary SchoolA
Elementary · Grades KG–5 · 0.3 mi
M
Canyon Middle SchoolB+
Middle · Grades 6–8 · 0.4 mi
H
Castro Valley High SchoolA-
High · Grades 9–12 · 1.7 mi

District: Castro Valley Unified School District

Neighborhood · ZIP 94552These 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.47
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.512

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.6%
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.19,640
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.310 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$174,412
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$210,558
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.27 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

5379 San Simeon Pl 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 least valuable homes in Castro Valley 94552
  • Costs less per square foot than 93% of homes in Castro Valley 94552
  • Smaller than 96% of homes in Castro Valley 94552
  • Has a smaller lot than 98% of homes in Castro Valley
  • Older than 73% of homes in Castro Valley 94552

What homes are worth in Castro Valley 94552

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

This home
$783K$2.4M

This home is worth less than almost all homes in Castro Valley 94552.

How it measures up in Castro Valley 94552

The dot is this home. The mark in the middle is the typical home in Castro Valley 94552.

Estimated value$732,785
CheaperTypical $1,455,442Pricier

Cheaper than almost all homes nearby

Price per ft²$549
CheaperTypical $663Pricier

Pricier than 7% of homes nearby

Living area1,334 ft²
SmallerTypical 2,212 ft²Bigger

Bigger than 4% of homes nearby

Lot size1,578 ft²
SmallerTypical 0.16 acBigger

Bigger than 2% of homes nearby

Year built1981
OlderTypical 1990Newer

Newer than 27% of homes nearby

How 5379 San Simeon Pl ranks against every home in each area.
MeasureThis homeCastro ValleyCastro Valley 94552Alameda County
Estimated valuepricier than$732,78512% of homesalmost no homes26% of homes
Price per ft²pricier than$54923% of homes7% of homes27% of homes
Living areabigger than1,334 ft²25% of homes4% of homes35% of homes
Lot sizebigger than1,578 ft²2% of homes2% of homes3% of homes
Year builtnewer than198172% of homes27% of homes69% of homes

About 5379 San Simeon Pl

How much is 5379 San Simeon Pl, Castro Valley, CA worth?

The TopHap Estimate for 5379 San Simeon Pl, Castro Valley, CA is $732,785 as of Sep 24, 2026. The likely range is $685,821 to $779,749. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5379 San Simeon Pl, Castro Valley, CA last sell?

5379 San Simeon Pl, Castro Valley, CA last sold on Sep 24, 2002 for $345,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 5379 San Simeon Pl, Castro Valley, CA?

5379 San Simeon Pl, Castro Valley, CA has 2 bedrooms, 2.5 bathrooms, 1,334 square feet of living space and a 0.04-acre lot.

When was 5379 San Simeon Pl, Castro Valley, CA built?

5379 San Simeon Pl, Castro Valley, CA was built in 1981, making it 45 years old. The building has 2 stories.

What schools serve 5379 San Simeon Pl, Castro Valley, CA?

5379 San Simeon Pl, Castro Valley, CA is assigned to Independent Elementary School (elementary), rated A; Canyon Middle School (middle), rated B+; Castro Valley High School (high), rated A-. All sit in Castro Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5379 San Simeon Pl, Castro Valley, CA compare to other homes in Castro Valley 94552?

Among the 5,079 homes in Castro Valley 94552, it is worth more than almost none of them ($732,785 against a typical $1,455,442), its price per square foot is higher than 7% of them ($549 against a typical $663), it is bigger than 4% of them (1,334 ft² against a typical 2,212 ft²), its lot is bigger than 2% of them (1,578 ft² against a typical 0.16 ac) and it is newer than 27% of them (1981 against a typical 1990). Measured against all of Alameda County, it is worth more than 26% 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 5379 San Simeon Pl, Castro Valley, CA?

The 2025 property tax bill for 5379 San Simeon Pl, Castro Valley, CA was $6,765. The county assessed it at $509,620.

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