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Single Family ResidenceResidential
$669,686$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 95How 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

454 VIOLET ST

SAN LEANDRO, CA 94578
3
Beds
2
Baths
1,219 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.
1947
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$670K
$636K low$704K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,739 (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.$324,147 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$99,344
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$231,803
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$317,654
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$760,950

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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
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

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

E
Jefferson Elementary SchoolD+
Elementary · Grades KG–5 · 1.0 mi
H
San Leandro High SchoolC
High · Grades 9–12 · 1.4 mi
M
Bancroft Middle SchoolD+
Middle · Grades 6–8 · 2.2 mi

District: San Leandro 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

454 Violet 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 80% of homes in Alameda County
  • Costs less per square foot than 73% of homes in Alameda County
  • Smaller than 73% of homes in Alameda County
  • Older than 71% of homes in Alameda County

What homes are worth in San Leandro 94578

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

This home
$342K$1.2M

This home is worth more than 37% 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.

Estimated value$669,686
CheaperTypical $729,711Pricier

Pricier than 37% of homes nearby

Price per ft²$549
CheaperTypical $540Pricier

Pricier than 54% of homes nearby

Living area1,219 ft²
SmallerTypical 1,345 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.12 ac
SmallerTypical 0.13 acBigger

Bigger than 42% of homes nearby

Year built1947
OlderTypical 1953Newer

Newer than 34% of homes nearby

How 454 Violet St ranks against every home in each area.
MeasureThis homeHalcyon / FoothillSan Leandro 94578Alameda County
Estimated valuepricier than$669,68627% of homes37% of homes20% of homes
Price per ft²pricier than$54945% of homes54% of homes27% of homes
Living areabigger than1,219 ft²38% of homes40% of homes27% of homes
Lot sizebigger than0.12 ac44% of homes42% of homes38% of homes
Year builtnewer than194754% of homes34% of homes29% of homes

About 454 Violet St

How much is 454 Violet St, San Leandro, CA worth?

The TopHap Estimate for 454 Violet St, San Leandro, CA is $669,686 as of Sep 24, 2026. The likely range is $635,530 to $703,842. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 454 Violet St, San Leandro, CA last sell?

454 Violet St, San Leandro, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 454 Violet St, San Leandro, CA?

454 Violet St, San Leandro, CA has 3 bedrooms, 2 bathrooms, 1,219 square feet of living space and a 0.12-acre lot.

When was 454 Violet St, San Leandro, CA built?

454 Violet St, San Leandro, CA was built in 1947, making it 79 years old. The building has 1 story.

What schools serve 454 Violet St, San Leandro, CA?

454 Violet St, San Leandro, CA is assigned to Jefferson Elementary School (elementary), rated D+; San Leandro High School (high), rated C; Bancroft Middle School (middle), rated D+. All sit in San Leandro Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 454 Violet St, San Leandro, CA compare to other homes in San Leandro 94578?

Among the 7,906 homes in San Leandro 94578, it is worth more than 37% of them ($669,686 against a typical $729,711), its price per square foot is higher than 54% of them ($549 against a typical $540), it is bigger than 40% of them (1,219 ft² against a typical 1,345 ft²), its lot is bigger than 42% of them (0.12 ac against a typical 0.13 ac) and it is newer than 34% of them (1947 against a typical 1953). Measured against all of Alameda County, it is worth more than 20% 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 454 Violet St, San Leandro, CA?

The 2025 property tax bill for 454 Violet St, San Leandro, CA was $4,739. The county assessed it at $324,147.

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