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Single Family ResidenceResidential
$840,271$815 / 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 89How 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 $825,000 on May 15, 2025

13122 NEPTUNE DR

SAN LEANDRO, CA 94577
3
Beds
1
Baths
1,031 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.
0.29 ac
Lot SizeThe size of the land the home sits on, from county records.
1948
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

$840K
$752K low$929K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$825,000 · May 15, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,576 (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.$841,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$252,450
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$589,050
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$289,280
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$687,690

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.0.29
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
Garfield Elementary SchoolD+
Elementary · Grades KG–5 · 0.2 mi
M
John Muir Middle SchoolC+
Middle · Grades 6–8 · 1.4 mi
H
San Leandro High SchoolC
High · Grades 9–12 · 2.8 mi

District: San Leandro Unified School District

Neighborhood · ZIP 94577These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.585

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.26%
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.1.5%
PopulationHow many people live in this area.48,861
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,612 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,335
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$133,543
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

13122 Neptune Dr 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 more than 71% of homes in Mulford Gardens
  • Among the highest price per square foot in Mulford Gardens
  • Smaller than 86% of homes in Mulford Gardens
  • Has a bigger lot than 87% of homes in San Leandro 94577
  • Older than 70% of homes in Alameda County

What homes are worth in San Leandro 94577

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

This home
$417K$1.4M

This home is worth more than 60% of homes in San Leandro 94577.

How it measures up in San Leandro 94577

The dot is this home. The mark in the middle is the typical home in San Leandro 94577.

Estimated value$840,271
CheaperTypical $783,831Pricier

Pricier than 60% of homes nearby

Price per ft²$815
CheaperTypical $554Pricier

Pricier than almost all homes nearby

Living area1,031 ft²
SmallerTypical 1,428 ft²Bigger

Bigger than 15% of homes nearby

Lot size0.29 ac
SmallerTypical 0.13 acBigger

Bigger than 87% of homes nearby

Year built1948
OlderTypical 1946Newer

Newer than 55% of homes nearby

How 13122 Neptune Dr ranks against every home in each area.
MeasureThis homeMulford GardensSan Leandro 94577Alameda County
Estimated valuepricier than$840,27171% of homes60% of homes35% of homes
Price per ft²pricier than$815almost all homesalmost all homes76% of homes
Living areabigger than1,031 ft²14% of homes15% of homes14% of homes
Lot sizebigger than0.29 ac55% of homes87% of homes84% of homes
Year builtnewer than194831% of homes55% of homes30% of homes

About 13122 Neptune Dr

How much is 13122 Neptune Dr, San Leandro, CA worth?

The TopHap Estimate for 13122 Neptune Dr, San Leandro, CA is $840,271 as of Sep 24, 2026. The likely range is $752,014 to $928,528. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 13122 Neptune Dr, San Leandro, CA last sell?

13122 Neptune Dr, San Leandro, CA last sold on May 15, 2025 for $825,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 13122 Neptune Dr, San Leandro, CA?

13122 Neptune Dr, San Leandro, CA has 3 bedrooms, 1 bathrooms, 1,031 square feet of living space and a 0.29-acre lot.

When was 13122 Neptune Dr, San Leandro, CA built?

13122 Neptune Dr, San Leandro, CA was built in 1948, making it 78 years old. The building has 1 story.

What schools serve 13122 Neptune Dr, San Leandro, CA?

13122 Neptune Dr, San Leandro, CA is assigned to Garfield Elementary School (elementary), rated D+; John Muir Middle School (middle), rated C+; San Leandro High School (high), rated C. All sit in San Leandro Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 13122 Neptune Dr, San Leandro, CA compare to other homes in San Leandro 94577?

Among the 12,259 homes in San Leandro 94577, it is worth more than 60% of them ($840,271 against a typical $783,831), its price per square foot is higher than almost all of them ($815 against a typical $554), it is bigger than 15% of them (1,031 ft² against a typical 1,428 ft²), its lot is bigger than 87% of them (0.29 ac against a typical 0.13 ac) and it is newer than 55% of them (1948 against a typical 1946). Measured against all of Alameda County, it is worth more than 35% 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 13122 Neptune Dr, San Leandro, CA?

The 2025 property tax bill for 13122 Neptune Dr, San Leandro, CA was $4,576. The county assessed it at $841,500.

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