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Single Family ResidenceResidential
$833,330$587 / 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 $790,000 on Oct 14, 2022

20318 ARMINTA ST

WINNETKA, CA 91306
4
Beds
2
Baths
1,419 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1977
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
11
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$833K
$782K low$885K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$790,000 · Oct 14, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,078 (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.$838,352 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$670,682
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$167,670
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$821,915

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyLOS ANGELES
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Sunny Brae Avenue Elementary SchoolC+
Elementary · Grades KG–5 · 0.4 mi
M
John A. Sutter Middle SchoolC+
Middle · Grades 6–8 · 0.7 mi
H
Cleveland Charter High SchoolA
High · Grades 9–12 · 1.6 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

20318 Arminta 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 70% of homes in Winnetka 91306
  • Costs more per square foot than 86% of homes in Winnetka 91306
  • Has a smaller lot than 86% of homes in Winnetka 91306
  • Newer than 78% of 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
$351K$1.2M

This home is worth more than 70% 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$833,330
CheaperTypical $773,058Pricier

Pricier than 70% of homes nearby

Price per ft²$587
CheaperTypical $478Pricier

Pricier than 86% of homes nearby

Living area1,419 ft²
SmallerTypical 1,540 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.14 ac
SmallerTypical 0.17 acBigger

Bigger than 14% of homes nearby

Year built1977
OlderTypical 1956Newer

Newer than 78% of homes nearby

How 20318 Arminta St ranks against every home in each area.
MeasureThis homeWinnetka 91306Los Angeles County
Estimated valuepricier than$833,33070% of homes49% of homes
Price per ft²pricier than$58786% of homes53% of homes
Living areabigger than1,419 ft²40% of homes39% of homes
Lot sizebigger than0.14 ac14% of homes29% of homes
Year builtnewer than197778% of homes73% of homes

About 20318 Arminta St

How much is 20318 Arminta St, Winnetka, CA worth?

The TopHap Estimate for 20318 Arminta St, Winnetka, CA is $833,330 as of Sep 24, 2026. The likely range is $781,995 to $884,665. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20318 Arminta St, Winnetka, CA last sell?

20318 Arminta St, Winnetka, CA last sold on Oct 14, 2022 for $790,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 20318 Arminta St, Winnetka, CA?

20318 Arminta St, Winnetka, CA has 4 bedrooms, 2 bathrooms, 1,419 square feet of living space and a 0.14-acre lot.

When was 20318 Arminta St, Winnetka, CA built?

20318 Arminta St, Winnetka, CA was built in 1977, making it 49 years old. It is a conventional home. The building has 1 story.

What schools serve 20318 Arminta St, Winnetka, CA?

20318 Arminta St, Winnetka, CA is assigned to Sunny Brae Avenue Elementary School (elementary), rated C+; John A. Sutter Middle School (middle), rated C+; Cleveland Charter High School (high), rated A. All sit in Los Angeles Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20318 Arminta St, Winnetka, CA compare to other homes in Winnetka 91306?

Among the 10,719 homes in Winnetka 91306, it is worth more than 70% of them ($833,330 against a typical $773,058), its price per square foot is higher than 86% of them ($587 against a typical $478), it is bigger than 40% of them (1,419 ft² against a typical 1,540 ft²), its lot is bigger than 14% of them (0.14 ac against a typical 0.17 ac) and it is newer than 78% of them (1977 against a typical 1956). Measured against all of Los Angeles County, it is worth more than 49% 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 20318 Arminta St, Winnetka, CA?

The 2025 property tax bill for 20318 Arminta St, Winnetka, CA was $10,078. The county assessed it at $838,352.

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