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Single Family ResidenceResidential
$549,281$402 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $177,000 on Oct 19, 2012

9846 MAMMOTH DR

MONTCLAIR, CA 91763
3
Beds
2.5
Baths
1,368 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.
1,368 ft²
Lot SizeThe size of the land the home sits on, from county records.
1981
Year BuiltThe year the home was originally built, according to county records.
2
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

$549K
$520K low$578K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$177,000 · Oct 19, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,410 (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.$222,324 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$77,815
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$144,509

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.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Modern
CountySAN BERNARDINO
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.1982
Lot (acres)The size of the land the home sits on, from county records.0.03
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.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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

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
Monte Vista Elementary SchoolA+
Elementary · Grades KG–6 · 0.4 mi
H
Montclair High SchoolB-
High · Grades 9–12 · 0.6 mi
M
Serrano Middle SchoolA-
Middle · Grades 7–8 · 0.9 mi

District: Ontario-Montclair Elementary School District

Neighborhood · ZIP 91763These 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.55
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.488

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.13%
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.1.6%
PopulationHow many people live in this area.39,683
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,093 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$71,003
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$89,046
Average tempThe average temperature here across a full year.64°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.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

9846 Mammoth Dr 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 75% of homes in Montclair 91763
  • Costs more per square foot than 74% of homes in San Bernardino County
  • Smaller than 65% of homes in San Bernardino County
  • Has a smaller lot than 94% of homes in San Bernardino County
  • Newer than 79% of homes in Montclair 91763

What homes are worth in Montclair 91763

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

This home
$370K$833K

This home is worth more than 25% of homes in Montclair 91763.

How it measures up in Montclair 91763

The dot is this home. The mark in the middle is the typical home in Montclair 91763.

Estimated value$549,281
CheaperTypical $626,376Pricier

Pricier than 25% of homes nearby

Price per ft²$402
CheaperTypical $431Pricier

Pricier than 39% of homes nearby

Living area1,368 ft²
SmallerTypical 1,418 ft²Bigger

Bigger than 45% of homes nearby

Lot size1,368 ft²
SmallerTypical 0.17 acBigger

Bigger than 10% of homes nearby

Year built1981
OlderTypical 1961Newer

Newer than 79% of homes nearby

How 9846 Mammoth Dr ranks against every home in each area.
MeasureThis homeMontclair 91763San Bernardino County
Estimated valuepricier than$549,28125% of homes56% of homes
Price per ft²pricier than$40239% of homes74% of homes
Living areabigger than1,368 ft²45% of homes35% of homes
Lot sizebigger than1,368 ft²10% of homes6% of homes
Year builtnewer than198179% of homes46% of homes

About 9846 Mammoth Dr

How much is 9846 Mammoth Dr, Montclair, CA worth?

The TopHap Estimate for 9846 Mammoth Dr, Montclair, CA is $549,281 as of Aug 30, 2026. The likely range is $520,343 to $578,219. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9846 Mammoth Dr, Montclair, CA last sell?

9846 Mammoth Dr, Montclair, CA last sold on Oct 19, 2012 for $177,000, according to the county's recorded deed.

How big is 9846 Mammoth Dr, Montclair, CA?

9846 Mammoth Dr, Montclair, CA has 3 bedrooms, 2.5 bathrooms, 1,368 square feet of living space and a 0.03-acre lot.

When was 9846 Mammoth Dr, Montclair, CA built?

9846 Mammoth Dr, Montclair, CA was built in 1981, making it 45 years old. It is a modern home. The building has 2 stories.

What schools serve 9846 Mammoth Dr, Montclair, CA?

9846 Mammoth Dr, Montclair, CA is assigned to Monte Vista Elementary School (elementary), rated A+; Montclair High School (high), rated B-; Serrano Middle School (middle), rated A-. All sit in Ontario-Montclair Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9846 Mammoth Dr, Montclair, CA compare to other homes in Montclair 91763?

Among the 7,606 homes in Montclair 91763, it is worth more than 25% of them ($549,281 against a typical $626,376), its price per square foot is higher than 39% of them ($402 against a typical $431), it is bigger than 45% of them (1,368 ft² against a typical 1,418 ft²), its lot is bigger than 10% of them (1,368 ft² against a typical 0.17 ac) and it is newer than 79% of them (1981 against a typical 1961). Measured against all of San Bernardino County, it is worth more than 56% 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 9846 Mammoth Dr, Montclair, CA?

The 2025 property tax bill for 9846 Mammoth Dr, Montclair, CA was $2,410. The county assessed it at $222,324.

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