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Single Family ResidenceResidential
$573,199$507 / 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 97How 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

9866 ROSE AVE

MONTCLAIR, CA 91763
4
Beds
1.5
Baths
1,131 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1955
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.

Valuation

$573K
$553K low$593K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,246 (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.$468,930 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$187,572
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$281,358

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
CountySAN BERNARDINO
Lot (acres)The size of the land the home sits on, from county records.0.17
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
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 300 ft²Porch · 300 ft²

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.

Foreclosure Filings(1)

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

M
Vernon Middle SchoolC-
Middle · Grades 7–8 · 0.3 mi
H
Montclair High SchoolB-
High · Grades 9–12 · 0.7 mi
E
Elderberry Elementary SchoolB
Elementary · Grades KG–6 · 0.8 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

9866 Rose 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 less than 72% of homes in Montclair 91763
  • Costs more per square foot than 92% of homes in San Bernardino County
  • Smaller than 87% of homes in Montclair 91763
  • Older than 85% of homes in San Bernardino County

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
$394K$878K

This home is worth more than 28% 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$573,199
CheaperTypical $634,128Pricier

Pricier than 28% of homes nearby

Price per ft²$507
CheaperTypical $437Pricier

Pricier than 82% of homes nearby

Living area1,131 ft²
SmallerTypical 1,418 ft²Bigger

Bigger than 13% of homes nearby

Lot size0.17 ac
SmallerTypical 0.17 acBigger

Bigger than 40% of homes nearby

Year built1955
OlderTypical 1961Newer

Newer than 25% of homes nearby

How 9866 Rose Ave ranks against every home in each area.
MeasureThis homeMontclair 91763San Bernardino County
Estimated valuepricier than$573,19928% of homes57% of homes
Price per ft²pricier than$50782% of homes92% of homes
Living areabigger than1,131 ft²13% of homes19% of homes
Lot sizebigger than0.17 ac40% of homes40% of homes
Year builtnewer than195525% of homes15% of homes

About 9866 Rose Ave

How much is 9866 Rose Ave, Montclair, CA worth?

The TopHap Estimate for 9866 Rose Ave, Montclair, CA is $573,199 as of Sep 24, 2026. The likely range is $553,482 to $592,916. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9866 Rose Ave, Montclair, CA last sell?

9866 Rose Ave, Montclair, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 9866 Rose Ave, Montclair, CA?

9866 Rose Ave, Montclair, CA has 4 bedrooms, 1.5 bathrooms, 1,131 square feet of living space and a 0.17-acre lot.

When was 9866 Rose Ave, Montclair, CA built?

9866 Rose Ave, Montclair, CA was built in 1955, making it 71 years old. It is a conventional home. The building has 1 story.

What schools serve 9866 Rose Ave, Montclair, CA?

9866 Rose Ave, Montclair, CA is assigned to Vernon Middle School (middle), rated C-; Montclair High School (high), rated B-; Elderberry Elementary School (elementary), rated B. All sit in Ontario-Montclair Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9866 Rose Ave, Montclair, CA compare to other homes in Montclair 91763?

Among the 7,606 homes in Montclair 91763, it is worth more than 28% of them ($573,199 against a typical $634,128), its price per square foot is higher than 82% of them ($507 against a typical $437), it is bigger than 13% of them (1,131 ft² against a typical 1,418 ft²), its lot is bigger than 40% of them (0.17 ac against a typical 0.17 ac) and it is newer than 25% of them (1955 against a typical 1961). Measured against all of San Bernardino County, it is worth more than 57% 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 9866 Rose Ave, Montclair, CA?

The 2025 property tax bill for 9866 Rose Ave, Montclair, CA was $6,246. The county assessed it at $468,930.

More homes on Rose Ave

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More homes in Montclair 91763

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