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Residential (General/Single)Residential

22447 RUBY ST

CASTRO VALLEY, CA 94546
0
Baths
2.95 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$40,540,533
SILICON VALLEY BANK · recorded Jun 9, 2023
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$8,270,000
DEPARTMENT OF HOUSING AND COMMUNITY DEVE
3rd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$6,025,903

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,930 (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.$13,379,929 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,556,929
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$8,823,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$12,567,577

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.88 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.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
CountyALAMEDA
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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.

H
Hayward High SchoolC
High · Grades 9–12 · 0.8 mi
M
Bret Harte Middle SchoolC-
Middle · Grades 7–8 · 0.8 mi
E
Fairview Elementary SchoolD-
Elementary · Grades KG–6 · 1.4 mi

District: Hayward Unified School District

Neighborhood · ZIP 94546These 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.78
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.657

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.9%
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.46,776
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,466 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$117,352
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$142,642
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.23 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

22447 Ruby 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.

  • Among the largest lots in Castro Valley

How it measures up in Castro Valley 94546

The dot is this home. The mark in the middle is the typical home in Castro Valley 94546.

Lot size2.95 ac
SmallerTypical 0.16 acBigger

Bigger than 96% of homes nearby

How 22447 Ruby St ranks against every home in each area.
MeasureThis homeCastro ValleyCastro Valley 94546Alameda County
Lot sizebigger than2.95 acalmost all homes96% of homes97% of homes

About 22447 Ruby St

When did 22447 Ruby St, Castro Valley, CA last sell?

22447 Ruby St, Castro Valley, CA last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve 22447 Ruby St, Castro Valley, CA?

22447 Ruby St, Castro Valley, CA is assigned to Hayward High School (high), rated C; Bret Harte Middle School (middle), rated C-; Fairview Elementary School (elementary), rated D-. All sit in Hayward Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

What are the property taxes on 22447 Ruby St, Castro Valley, CA?

The 2025 property tax bill for 22447 Ruby St, Castro Valley, CA was $3,930. The county assessed it at $13,379,929.

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Assigned schools

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