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Single Family ResidenceResidential
$1,341,667$613 / 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 94How 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 $982,000 on Apr 6, 2017

813 S L ST

LIVERMORE, CA 94550
4
Beds
1
Baths
2,187 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1928
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.3M
$1.3M low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$982,000 · Apr 6, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,061 (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.$1,155,461 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$348,738
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$813,723
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,132,668
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,288,980

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.0.23
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.Yes

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.

H
Livermore High SchoolA-
High · Grades 9–12 · 0.6 mi
E
Sunset Elementary SchoolA
Elementary · Grades KG–5 · 0.9 mi
M
East Avenue Middle SchoolB+
Middle · Grades 6–8 · 1.0 mi

District: Livermore Valley Joint Unified School District

Neighborhood · ZIP 94550These 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.61
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.379

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.8%
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.50,851
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.117 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$164,249
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$195,822
Average tempThe average temperature here across a full year.59°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.77%

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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

813 S L 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 more than 77% of homes in Southside Livermore
  • Costs less per square foot than 73% of homes in Livermore 94550
  • Bigger than 77% of homes in Alameda County
  • Has a bigger lot than 81% of homes in Southside Livermore
  • Older than 97% of homes in Livermore 94550

What homes are worth in Livermore 94550

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

This home
$399K$2.7M

This home is worth more than 61% of homes in Livermore 94550.

How it measures up in Livermore 94550

The dot is this home. The mark in the middle is the typical home in Livermore 94550.

Estimated value$1,341,667
CheaperTypical $1,210,115Pricier

Pricier than 61% of homes nearby

Price per ft²$613
CheaperTypical $664Pricier

Pricier than 27% of homes nearby

Living area2,187 ft²
SmallerTypical 1,809 ft²Bigger

Bigger than 65% of homes nearby

Lot size0.23 ac
SmallerTypical 0.18 acBigger

Bigger than 70% of homes nearby

Year built1928
OlderTypical 1972Newer

Newer than 3% of homes nearby

How 813 S L St ranks against every home in each area.
MeasureThis homeSouthside LivermoreLivermore 94550Alameda County
Estimated valuepricier than$1,341,66777% of homes61% of homes68% of homes
Price per ft²pricier than$61333% of homes27% of homes40% of homes
Living areabigger than2,187 ft²75% of homes65% of homes77% of homes
Lot sizebigger than0.23 ac81% of homes70% of homes80% of homes
Year builtnewer than192823% of homes3% of homes19% of homes

About 813 S L St

How much is 813 S L St, Livermore, CA worth?

The TopHap Estimate for 813 S L St, Livermore, CA is $1,341,667 as of Sep 24, 2026. The likely range is $1,267,108 to $1,416,226. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 813 S L St, Livermore, CA last sell?

813 S L St, Livermore, CA last sold on Apr 6, 2017 for $982,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 813 S L St, Livermore, CA?

813 S L St, Livermore, CA has 4 bedrooms, 1 bathrooms, 2,187 square feet of living space and a 0.23-acre lot.

When was 813 S L St, Livermore, CA built?

813 S L St, Livermore, CA was built in 1928, making it 98 years old. The building has 1 story.

What schools serve 813 S L St, Livermore, CA?

813 S L St, Livermore, CA is assigned to Livermore High School (high), rated A-; Sunset Elementary School (elementary), rated A; East Avenue Middle School (middle), rated B+. All sit in Livermore Valley Joint Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 813 S L St, Livermore, CA compare to other homes in Livermore 94550?

Among the 16,036 homes in Livermore 94550, it is worth more than 61% of them ($1,341,667 against a typical $1,210,115), its price per square foot is higher than 27% of them ($613 against a typical $664), it is bigger than 65% of them (2,187 ft² against a typical 1,809 ft²), its lot is bigger than 70% of them (0.23 ac against a typical 0.18 ac) and it is newer than 3% of them (1928 against a typical 1972). Measured against all of Alameda County, it is worth more than 68% 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 813 S L St, Livermore, CA?

The 2025 property tax bill for 813 S L St, Livermore, CA was $14,061. The county assessed it at $1,155,461.

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