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Single Family ResidenceResidential
$676,303$455 / 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 Sep 24, 2026
Last sold for $365,000 on Sep 22, 2015

840 AMADOR AVE

ONTARIO, CA 91764
4
Beds
2
Baths
1,486 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.
1953
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$676K
$627K low$725K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$365,000 · Sep 22, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,754 (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.$440,727 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$154,254
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$286,473

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.15 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.34%
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.0.2 percent flood zone

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.Modern
CountySAN BERNARDINO
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.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Floor/Wall Furnace
CoolingThe type of cooling or air conditioning in the home.None
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(3)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
Ray Wiltsey Middle SchoolC-
Middle · Grades 6–8 · 0.4 mi
E
Mariposa Elementary SchoolD+
Elementary · Grades KG–5 · 0.6 mi
H
Chaffey High SchoolC+
High · Grades 9–12 · 1.6 mi

District: Chaffey Joint Union High School District

Neighborhood · ZIP 91764These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.415

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
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.56,334
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,992 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,921
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$85,027
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.68%

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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

840 Amador 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 82% of homes in Ontario 91764
  • Costs more per square foot than 83% of homes in San Bernardino County
  • Has a smaller lot than 75% of homes in San Bernardino County
  • Older than 88% of homes in San Bernardino County

What homes are worth in Ontario 91764

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

This home
$374K$819K

This home is worth more than 82% of homes in Ontario 91764.

How it measures up in Ontario 91764

The dot is this home. The mark in the middle is the typical home in Ontario 91764.

Estimated value$676,303
CheaperTypical $584,226Pricier

Pricier than 82% of homes nearby

Price per ft²$455
CheaperTypical $440Pricier

Pricier than 56% of homes nearby

Living area1,486 ft²
SmallerTypical 1,350 ft²Bigger

Bigger than 64% of homes nearby

Lot size0.14 ac
SmallerTypical 0.16 acBigger

Bigger than 30% of homes nearby

Year built1953
OlderTypical 1962Newer

Newer than 34% of homes nearby

How 840 Amador Ave ranks against every home in each area.
MeasureThis homeOntario 91764San Bernardino County
Estimated valuepricier than$676,30382% of homes73% of homes
Price per ft²pricier than$45556% of homes83% of homes
Living areabigger than1,486 ft²64% of homes43% of homes
Lot sizebigger than0.14 ac30% of homes25% of homes
Year builtnewer than195334% of homes12% of homes

About 840 Amador Ave

How much is 840 Amador Ave, Ontario, CA worth?

The TopHap Estimate for 840 Amador Ave, Ontario, CA is $676,303 as of Sep 24, 2026. The likely range is $627,365 to $725,241. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 840 Amador Ave, Ontario, CA last sell?

840 Amador Ave, Ontario, CA last sold on Sep 22, 2015 for $365,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 840 Amador Ave, Ontario, CA?

840 Amador Ave, Ontario, CA has 4 bedrooms, 2 bathrooms, 1,486 square feet of living space and a 0.14-acre lot.

When was 840 Amador Ave, Ontario, CA built?

840 Amador Ave, Ontario, CA was built in 1953, making it 73 years old. It is a modern home. The building has 1 story.

What schools serve 840 Amador Ave, Ontario, CA?

840 Amador Ave, Ontario, CA is assigned to Ray Wiltsey Middle School (middle), rated C-; Mariposa Elementary School (elementary), rated D+; Chaffey High School (high), rated C+. All sit in Chaffey Joint Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 840 Amador Ave, Ontario, CA compare to other homes in Ontario 91764?

Among the 10,528 homes in Ontario 91764, it is worth more than 82% of them ($676,303 against a typical $584,226), its price per square foot is higher than 56% of them ($455 against a typical $440), it is bigger than 64% of them (1,486 ft² against a typical 1,350 ft²), its lot is bigger than 30% of them (0.14 ac against a typical 0.16 ac) and it is newer than 34% of them (1953 against a typical 1962). Measured against all of San Bernardino County, it is worth more than 73% 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 840 Amador Ave, Ontario, CA?

The 2025 property tax bill for 840 Amador Ave, Ontario, CA was $4,754. The county assessed it at $440,727.

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