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Single Family ResidenceResidential
$1,812,987$838 / 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 88How 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
Last sold for $978,000 on Jul 17, 2013

12 TWAIN AVE

BERKELEY, CA 94708
4
Beds
3
Baths
2,163 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.8M
$1.6M low$2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$978,000 · Jul 17, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$20,229 (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.$1,222,812 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$366,843
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$855,969
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,198,841
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,668,330

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.1976
Lot (acres)The size of the land the home sits on, from county records.0.27
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
Berkeley Arts Magnet at Whittier (BAM)A+
Elementary · Grades KG–5 · 1.1 mi
M
Martin Luther King Jr. Middle SchoolA
Middle · Grades 6–8 · 1.2 mi
H
Berkeley High SchoolA
High · Grades 9–12 · 1.6 mi

District: Berkeley Unified School District

Neighborhood · ZIP 94708These 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.102
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.89
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.583

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.2%
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.11,977
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,453 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$190,538
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$233,719
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.26 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

12 Twain 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 88% of homes in Alameda County
  • Costs more per square foot than 78% of homes in Alameda County
  • Bigger than 76% of homes in Alameda County
  • Has a bigger lot than 91% of homes in Berkeley Hills
  • Newer than 88% of homes in Berkeley Hills

What homes are worth in Berkeley 94708

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

This home
$940K$3.1M

This home is worth more than 74% of homes in Berkeley 94708.

How it measures up in Berkeley 94708

The dot is this home. The mark in the middle is the typical home in Berkeley 94708.

Estimated value$1,812,987
CheaperTypical $1,508,750Pricier

Pricier than 74% of homes nearby

Price per ft²$838
CheaperTypical $803Pricier

Pricier than 58% of homes nearby

Living area2,163 ft²
SmallerTypical 1,930 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.27 ac
SmallerTypical 0.14 acBigger

Bigger than 91% of homes nearby

Year built1962
OlderTypical 1941Newer

Newer than 87% of homes nearby

How 12 Twain Ave ranks against every home in each area.
MeasureThis homeBerkeley HillsBerkeley 94708Alameda County
Estimated valuepricier than$1,812,98768% of homes74% of homes88% of homes
Price per ft²pricier than$83857% of homes58% of homes78% of homes
Living areabigger than2,163 ft²57% of homes63% of homes76% of homes
Lot sizebigger than0.27 ac91% of homes91% of homes83% of homes
Year builtnewer than196288% of homes87% of homes49% of homes

About 12 Twain Ave

How much is 12 Twain Ave, Berkeley, CA worth?

The TopHap Estimate for 12 Twain Ave, Berkeley, CA is $1,812,987 as of Aug 30, 2026. The likely range is $1,600,153 to $2,025,821. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Twain Ave, Berkeley, CA last sell?

12 Twain Ave, Berkeley, CA last sold on Jul 17, 2013 for $978,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 12 Twain Ave, Berkeley, CA?

12 Twain Ave, Berkeley, CA has 4 bedrooms, 3 bathrooms, 2,163 square feet of living space and a 0.27-acre lot.

When was 12 Twain Ave, Berkeley, CA built?

12 Twain Ave, Berkeley, CA was built in 1962, making it 64 years old. The building has 2 stories.

What schools serve 12 Twain Ave, Berkeley, CA?

12 Twain Ave, Berkeley, CA is assigned to Berkeley Arts Magnet at Whittier (BAM) (elementary), rated A+; Martin Luther King Jr. Middle School (middle), rated A; Berkeley High School (high), rated A. All sit in Berkeley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Twain Ave, Berkeley, CA compare to other homes in Berkeley 94708?

Among the 4,608 homes in Berkeley 94708, it is worth more than 74% of them ($1,812,987 against a typical $1,508,750), its price per square foot is higher than 58% of them ($838 against a typical $803), it is bigger than 63% of them (2,163 ft² against a typical 1,930 ft²), its lot is bigger than 91% of them (0.27 ac against a typical 0.14 ac) and it is newer than 87% of them (1962 against a typical 1941). Measured against all of Alameda County, it is worth more than 88% 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 12 Twain Ave, Berkeley, CA?

The 2025 property tax bill for 12 Twain Ave, Berkeley, CA was $20,229. The county assessed it at $1,222,812.

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