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Single Family ResidenceResidential
$1,102,230
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 35How 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

PORTOLA AVE

LIVERMORE, CA 94550
0
Baths
542 ft²
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$1.1M
$384K low$1.8M high

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.0.01
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Rancho Las Positas Elementary SchoolA-
Elementary · Grades KG–5 · 1.4 mi
M
Junction Avenue TK-8 SchoolC
Middle · Grades KG–8 · 2.3 mi
H
Granada High SchoolA
High · Grades 9–12 · 2.4 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

Portola Ave 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 94% of homes in Isabel
  • Among the smallest lots in Isabel

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
$405K$2.7M

This home is worth more than 37% 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$1,102,230
CheaperTypical $1,211,616Pricier

Pricier than 37% of homes nearby

Lot size542 ft²
SmallerTypical 0.18 acBigger

Smaller than almost all homes nearby

How Portola Ave ranks against every home in each area.
MeasureThis homeIsabelLivermore 94550Alameda County
Estimated valuepricier than$1,102,23094% of homes37% of homes54% of homes
Lot sizebigger than542 ft²almost no homesalmost no homesalmost no homes

About Portola Ave

How much is Portola Ave, Livermore, CA worth?

The TopHap Estimate for Portola Ave, Livermore, CA is $1,102,230 as of Sep 24, 2026. The likely range is $383,638 to $1,820,822. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did Portola Ave, Livermore, CA last sell?

Portola Ave, Livermore, CA last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve Portola Ave, Livermore, CA?

Portola Ave, Livermore, CA is assigned to Rancho Las Positas Elementary School (elementary), rated A-; Junction Avenue TK-8 School (middle), rated C; Granada High School (high), rated A. All sit in Livermore Valley Joint Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does Portola Ave, Livermore, CA compare to other homes in Livermore 94550?

Among the 16,035 homes in Livermore 94550, it is worth more than 37% of them ($1,102,230 against a typical $1,211,616) and its lot is bigger than almost none of them (542 ft² against a typical 0.18 ac). Measured against all of Alameda County, it is worth more than 54% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Portola Ave

Closest homes

More homes in Livermore 94550

Assigned schools

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