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Recreational - Vacant LandPublic Works
$1,013,542
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 90How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $685,000 on Jul 20, 2010

3988 HACKBERRY PL

CASTRO VALLEY, CA 94546
0
Baths
3,341 ft²
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$1M
$915K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$685,000 · Jul 20, 2010

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Recreational - Vacant Land
CountyALAMEDA
Lot (acres)The size of the land the home sits on, from county records.0.08
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Proctor Elementary SchoolA+
Elementary · Grades KG–5 · 1.1 mi
H
Castro Valley High SchoolA-
High · Grades 9–12 · 1.4 mi
M
Creekside Middle SchoolA
Middle · Grades 6–8 · 2.3 mi

District: Castro Valley 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%

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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

3988 Hackberry 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.

  • Has a smaller lot than 97% of homes in Castro Valley 94546

What homes are worth in Castro Valley 94546

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

This home
$443K$1.8M

This home is worth more than 53% of homes in Castro Valley 94546.

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.

Estimated value$1,013,542
CheaperTypical $988,225Pricier

Pricier than 53% of homes nearby

Lot size3,341 ft²
SmallerTypical 0.15 acBigger

Bigger than 3% of homes nearby

How 3988 Hackberry Pl ranks against every home in each area.
MeasureThis homeCastro ValleyCastro Valley 94546Alameda County
Estimated valuepricier than$1,013,54245% of homes53% of homes48% of homes
Lot sizebigger than3,341 ft²6% of homes3% of homes12% of homes

About 3988 Hackberry Pl

How much is 3988 Hackberry Pl, Castro Valley, CA worth?

The TopHap Estimate for 3988 Hackberry Pl, Castro Valley, CA is $1,013,542 as of Jul 14, 2026. The likely range is $915,267 to $1,111,817. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3988 Hackberry Pl, Castro Valley, CA last sell?

3988 Hackberry Pl, Castro Valley, CA last sold on Jul 20, 2010 for $685,000, according to the county's recorded deed.

What schools serve 3988 Hackberry Pl, Castro Valley, CA?

3988 Hackberry Pl, Castro Valley, CA is assigned to Proctor Elementary School (elementary), rated A+; Castro Valley High School (high), rated A-; Creekside Middle School (middle), rated A. All sit in Castro Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3988 Hackberry Pl, Castro Valley, CA compare to other homes in Castro Valley 94546?

Among the 13,490 homes in Castro Valley 94546, it is worth more than 53% of them ($1,013,542 against a typical $988,225) and its lot is bigger than 3% of them (3,341 ft² against a typical 0.15 ac). Measured against all of Alameda County, it is worth more than 48% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Hackberry Pl

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Assigned schools

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