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Single Family ResidenceResidential
$613,996$529 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $470,000 on Dec 30, 2004

3871 DILLER CT

SIMI VALLEY, CA 93063
3
Beds
2
Baths
1,160 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.
1
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$614K
$571K low$657K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$470,000 · Dec 30, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,605 (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.$265,852 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$100,544
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$165,308
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$260,640

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.39
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
37
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
45
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
30
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
85
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

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.Contemporary
CountyVENTURA
Lot (acres)The size of the land the home sits on, from county records.0.12
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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(8)

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
Garden Grove Impact AcademyB
Elementary · Grades KG–6 · 0.1 mi
H
Simi Valley High SchoolB-
High · Grades 9–12 · 2.0 mi
M
Hillside Middle SchoolB
Middle · Grades 6–8 · 2.4 mi

District: Simi Valley Unified School District

Neighborhood · ZIP 93063These 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.72
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.114
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.580

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.6%
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.54,519
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,079 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,983
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$147,478
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.18 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

3871 Diller Ct 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 87% of homes in Simi Valley 93063
  • Costs more per square foot than 77% of homes in Simi Valley 93063
  • Smaller than 86% of homes in Simi Valley 93063
  • Has a smaller lot than 81% of homes in Simi Valley 93063

What homes are worth in Simi Valley 93063

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

This home
$414K$1.5M

This home is worth more than 13% of homes in Simi Valley 93063.

How it measures up in Simi Valley 93063

The dot is this home. The mark in the middle is the typical home in Simi Valley 93063.

Estimated value$613,996
CheaperTypical $811,177Pricier

Pricier than 13% of homes nearby

Price per ft²$529
CheaperTypical $473Pricier

Pricier than 77% of homes nearby

Living area1,160 ft²
SmallerTypical 1,703 ft²Bigger

Bigger than 14% of homes nearby

Lot size0.12 ac
SmallerTypical 0.17 acBigger

Bigger than 19% of homes nearby

Year built1972
OlderTypical 1976Newer

Newer than 45% of homes nearby

How 3871 Diller Ct ranks against every home in each area.
MeasureThis homeSimi Valley 93063Ventura County
Estimated valuepricier than$613,99613% of homes15% of homes
Price per ft²pricier than$52977% of homes61% of homes
Living areabigger than1,160 ft²14% of homes17% of homes
Lot sizebigger than0.12 ac19% of homes23% of homes
Year builtnewer than197245% of homes41% of homes

About 3871 Diller Ct

How much is 3871 Diller Ct, Simi Valley, CA worth?

The TopHap Estimate for 3871 Diller Ct, Simi Valley, CA is $613,996 as of Oct 21, 2026. The likely range is $571,201 to $656,790. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3871 Diller Ct, Simi Valley, CA last sell?

3871 Diller Ct, Simi Valley, CA last sold on Dec 30, 2004 for $470,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 3871 Diller Ct, Simi Valley, CA?

3871 Diller Ct, Simi Valley, CA has 3 bedrooms, 2 bathrooms, 1,160 square feet of living space and a 0.12-acre lot.

When was 3871 Diller Ct, Simi Valley, CA built?

3871 Diller Ct, Simi Valley, CA was built in 1972, making it 54 years old. It is a contemporary home. The building has 1 story.

What schools serve 3871 Diller Ct, Simi Valley, CA?

3871 Diller Ct, Simi Valley, CA is assigned to Garden Grove Impact Academy (elementary), rated B; Simi Valley High School (high), rated B-; Hillside Middle School (middle), rated B. All sit in Simi Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3871 Diller Ct, Simi Valley, CA compare to other homes in Simi Valley 93063?

Among the 17,173 homes in Simi Valley 93063, it is worth more than 13% of them ($613,996 against a typical $811,177), its price per square foot is higher than 77% of them ($529 against a typical $473), it is bigger than 14% of them (1,160 ft² against a typical 1,703 ft²), its lot is bigger than 19% of them (0.12 ac against a typical 0.17 ac) and it is newer than 45% of them (1972 against a typical 1976). Measured against all of Ventura County, it is worth more than 15% 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 3871 Diller Ct, Simi Valley, CA?

The 2025 property tax bill for 3871 Diller Ct, Simi Valley, CA was $3,605. The county assessed it at $265,852.

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