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Single Family ResidenceResidential
$1,260,502$742 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

621 SANDALWOOD ISLE

ALAMEDA, CA 94501
3
Beds
2
Baths
1,699 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.
1961
Year BuiltThe year the home was originally built, according to county records.
1
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

$1.3M
$1.2M low$1.3M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,987 (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.$1,065,610 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$490,336
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$582,274
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,044,583
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,347,390

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.1962
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(7)

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
Wood Middle SchoolB
Middle · Grades 6–8 · 0.3 mi
E
Franklin Elementary SchoolA
Elementary · Grades KG–5 · 0.4 mi
H
Alameda High SchoolA+
High · Grades 9–12 · 0.6 mi

District: Alameda City Unified School District

Neighborhood · ZIP 94501These 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.124
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.409

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
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.1.4%
PopulationHow many people live in this area.61,491
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,332 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$122,273
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$153,309
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.20 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

621 Sandalwood Isle 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.

  • Costs more per square foot than 65% of homes in Alameda County
  • Has a smaller lot than 75% of homes in Bronze Coast
  • Newer than 72% of homes in Bronze Coast

What homes are worth in Alameda 94501

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

This home
$409K$2.3M

This home is worth more than 62% of homes in Alameda 94501.

How it measures up in Alameda 94501

The dot is this home. The mark in the middle is the typical home in Alameda 94501.

Estimated value$1,260,502
CheaperTypical $1,148,319Pricier

Pricier than 62% of homes nearby

Price per ft²$742
CheaperTypical $733Pricier

Pricier than 53% of homes nearby

Living area1,699 ft²
SmallerTypical 1,646 ft²Bigger

Bigger than 53% of homes nearby

Lot size0.12 ac
SmallerTypical 0.11 acBigger

Bigger than 56% of homes nearby

Year built1961
OlderTypical 1933Newer

Newer than 65% of homes nearby

How 621 Sandalwood Isle ranks against every home in each area.
MeasureThis homeBronze CoastAlameda 94501Alameda County
Estimated valuepricier than$1,260,50247% of homes62% of homes63% of homes
Price per ft²pricier than$74261% of homes53% of homes65% of homes
Living areabigger than1,699 ft²40% of homes53% of homes58% of homes
Lot sizebigger than0.12 ac25% of homes56% of homes38% of homes
Year builtnewer than196172% of homes65% of homes47% of homes

About 621 Sandalwood Isle

How much is 621 Sandalwood Isle, Alameda, CA worth?

The TopHap Estimate for 621 Sandalwood Isle, Alameda, CA is $1,260,502 as of Aug 30, 2026. The likely range is $1,177,621 to $1,343,383. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 621 Sandalwood Isle, Alameda, CA last sell?

621 Sandalwood Isle, Alameda, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 621 Sandalwood Isle, Alameda, CA?

621 Sandalwood Isle, Alameda, CA has 3 bedrooms, 2 bathrooms, 1,699 square feet of living space and a 0.12-acre lot.

When was 621 Sandalwood Isle, Alameda, CA built?

621 Sandalwood Isle, Alameda, CA was built in 1961, making it 65 years old. The building has 1 story.

What schools serve 621 Sandalwood Isle, Alameda, CA?

621 Sandalwood Isle, Alameda, CA is assigned to Wood Middle School (middle), rated B; Franklin Elementary School (elementary), rated A; Alameda High School (high), rated A+. All sit in Alameda City Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 621 Sandalwood Isle, Alameda, CA compare to other homes in Alameda 94501?

Among the 14,787 homes in Alameda 94501, it is worth more than 62% of them ($1,260,502 against a typical $1,148,319), its price per square foot is higher than 53% of them ($742 against a typical $733), it is bigger than 53% of them (1,699 ft² against a typical 1,646 ft²), its lot is bigger than 56% of them (0.12 ac against a typical 0.11 ac) and it is newer than 65% of them (1961 against a typical 1933). Measured against all of Alameda County, it is worth more than 63% 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 621 Sandalwood Isle, Alameda, CA?

The 2025 property tax bill for 621 Sandalwood Isle, Alameda, CA was $14,987. The county assessed it at $1,065,610.

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