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Commercial Office (General)Commercial
Last sold for $19,000,000 on Feb 11, 2026

450 AMERICAN ST

SIMI VALLEY, CA 93065
0
Baths
20,660 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.
8.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$19,000,000 · Feb 11, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$297,922 (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.$27,070,728 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$8,284,794
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$18,785,934
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$26,539,930

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.48
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
83
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
42
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
31
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.Commercial Office (General)
CountyVENTURA
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
Park View Elementary SchoolD+
Elementary · Grades KG–6 · 1.2 mi
M
Sinaloa Middle SchoolB-
Middle · Grades 6–8 · 1.5 mi
H
Royal High SchoolA-
High · Grades 9–12 · 1.8 mi

District: Simi Valley Unified School District

Neighborhood · ZIP 93065These 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.62
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.455

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.1%
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.71,047
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,633 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,647
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$142,797
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

450 American 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.

  • Among the largest homes in Simi Valley 93065
  • Among the largest lots in Simi Valley 93065
  • Newer than 77% of homes in Ventura County

How it measures up in Simi Valley 93065

The dot is this home. The mark in the middle is the typical home in Simi Valley 93065.

Living area20,660 ft²
SmallerTypical 1,743 ft²Bigger

Bigger than almost all homes nearby

Lot size8.15 ac
SmallerTypical 0.17 acBigger

Bigger than almost all homes nearby

Year built1990
OlderTypical 1979Newer

Newer than 72% of homes nearby

How 450 American St ranks against every home in each area.
MeasureThis homeSimi Valley 93065Ventura County
Living areabigger than20,660 ft²almost all homesalmost all homes
Lot sizebigger than8.15 acalmost all homesalmost all homes
Year builtnewer than199072% of homes77% of homes

About 450 American St

When did 450 American St, Simi Valley, CA last sell?

450 American St, Simi Valley, CA last sold on Feb 11, 2026 for $19,000,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

When was 450 American St, Simi Valley, CA built?

450 American St, Simi Valley, CA was built in 1990, making it 36 years old.

What schools serve 450 American St, Simi Valley, CA?

450 American St, Simi Valley, CA is assigned to Park View Elementary School (elementary), rated D+; Sinaloa Middle School (middle), rated B-; Royal High School (high), rated A-. All sit in Simi Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 450 American St, Simi Valley, CA compare to other homes in Simi Valley 93065?

Among the 21,571 homes in Simi Valley 93065, it is bigger than almost all of them (20,660 ft² against a typical 1,743 ft²), its lot is bigger than almost all of them (8.15 ac against a typical 0.17 ac) and it is newer than 72% of them (1990 against a typical 1979). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 450 American St, Simi Valley, CA?

The 2025 property tax bill for 450 American St, Simi Valley, CA was $297,922. The county assessed it at $27,070,728.

Closest homes

More homes in Simi Valley 93065

Assigned schools

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