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Single Family ResidenceResidential
$586,174$272 / 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 92How 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 $315,000 on Mar 3, 2009

20738 PARTHENIA ST

WINNETKA, CA 91306
2
Beds
2
Baths
2,152 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1937
Year BuiltThe year the home was originally built, according to county records.

Valuation

$586K
$538K low$635K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$315,000 · Mar 3, 2009

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,471 (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.$597,710 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$330,999
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$266,711
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$586,001

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyLOS ANGELES
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.1995
Lot (acres)The size of the land the home sits on, from county records.0.42
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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.

E
Limerick Avenue ElementaryB
Elementary · Grades PK–5 · 0.2 mi
H
Chatsworth Charter High SchoolC
High · Grades 9–12 · 1.7 mi
M
Ernest Lawrence Middle SchoolB
Middle · Grades 6–8 · 1.8 mi

District: Los Angeles Unified School District

Neighborhood · ZIP 91306These 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.76
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.117
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.413

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.18%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.45,234
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,624 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$77,857
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$106,476
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.17 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.73%

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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

20738 Parthenia 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 less than 85% of homes in Winnetka 91306
  • Among the lowest price per square foot in Winnetka 91306
  • Bigger than 87% of homes in Winnetka 91306
  • Has a bigger lot than 82% of homes in Winnetka 91306
  • Among the oldest homes in Winnetka 91306

What homes are worth in Winnetka 91306

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

This home
$349K$1.1M

This home is worth more than 15% of homes in Winnetka 91306.

How it measures up in Winnetka 91306

The dot is this home. The mark in the middle is the typical home in Winnetka 91306.

Estimated value$586,174
CheaperTypical $772,388Pricier

Pricier than 15% of homes nearby

Price per ft²$272
CheaperTypical $479Pricier

Cheaper than almost all homes nearby

Living area2,152 ft²
SmallerTypical 1,522 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.42 ac
SmallerTypical 0.17 acBigger

Bigger than 82% of homes nearby

Year built1937
OlderTypical 1956Newer

Older than almost all homes nearby

How 20738 Parthenia St ranks against every home in each area.
MeasureThis homeWinnetka 91306Los Angeles County
Estimated valuepricier than$586,17415% of homes17% of homes
Price per ft²pricier than$272almost no homes3% of homes
Living areabigger than2,152 ft²87% of homes74% of homes
Lot sizebigger than0.42 ac82% of homes82% of homes
Year builtnewer than1937almost no homes16% of homes

About 20738 Parthenia St

How much is 20738 Parthenia St, Winnetka, CA worth?

The TopHap Estimate for 20738 Parthenia St, Winnetka, CA is $586,174 as of Sep 24, 2026. The likely range is $537,813 to $634,535. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20738 Parthenia St, Winnetka, CA last sell?

20738 Parthenia St, Winnetka, CA last sold on Mar 3, 2009 for $315,000, according to the county's recorded deed.

How big is 20738 Parthenia St, Winnetka, CA?

20738 Parthenia St, Winnetka, CA has 2 bedrooms, 2 bathrooms, 2,152 square feet of living space and a 0.42-acre lot.

When was 20738 Parthenia St, Winnetka, CA built?

20738 Parthenia St, Winnetka, CA was built in 1937, making it 89 years old.

What schools serve 20738 Parthenia St, Winnetka, CA?

20738 Parthenia St, Winnetka, CA is assigned to Limerick Avenue Elementary (elementary), rated B; Chatsworth Charter High School (high), rated C; Ernest Lawrence Middle School (middle), rated B. All sit in Los Angeles Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20738 Parthenia St, Winnetka, CA compare to other homes in Winnetka 91306?

Among the 10,719 homes in Winnetka 91306, it is worth more than 15% of them ($586,174 against a typical $772,388), its price per square foot is higher than almost none of them ($272 against a typical $479), it is bigger than 87% of them (2,152 ft² against a typical 1,522 ft²), its lot is bigger than 82% of them (0.42 ac against a typical 0.17 ac) and it is newer than almost none of them (1937 against a typical 1956). Measured against all of Los Angeles County, it is worth more than 17% 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 20738 Parthenia St, Winnetka, CA?

The 2025 property tax bill for 20738 Parthenia St, Winnetka, CA was $7,471. The county assessed it at $597,710.

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