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Single Family ResidenceResidential
$1,078,652$407 / 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 96How 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 $300,000 on Dec 2, 1994

9399 MONARCH CT

RANCHO CUCAMONGA, CA 91737
5
Beds
3
Baths
2,652 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.
0.58 ac
Lot SizeThe size of the land the home sits on, from county records.
1995
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
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

$1.1M
$1M low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$300,000 · Dec 2, 1994

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,877 (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.$533,044 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$171,330
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$361,714

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.0.58
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.Tile
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 318 ft²Porch · 318 ft²

Transaction History(3)

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.

M
Alta Loma Junior High SchoolA-
Middle · Grades 6–8 · 0.9 mi
E
Floyd M. Stork Elementary SchoolA+
Elementary · Grades KG–5 · 1.3 mi
H
Los Osos High SchoolA-
High · Grades 9–12 · 2.5 mi

District: Alta Loma Elementary School District

Neighborhood · ZIP 91737These 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.66
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.653

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
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.24,140
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,124 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,979
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$140,837
Average tempThe average temperature here across a full year.55°F
Annual precipHow much rain and melted snow falls here in a typical year.36 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

9399 Monarch 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 more than 95% of homes in San Bernardino County
  • Costs less per square foot than 75% of homes in Rancho Cucamonga 91737
  • Bigger than 88% of homes in San Bernardino County
  • Has a bigger lot than 91% of homes in Rancho Cucamonga 91737
  • Newer than 86% of homes in Rancho Cucamonga 91737

What homes are worth in Rancho Cucamonga 91737

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

This home
$343K$2.3M

This home is worth more than 64% of homes in Rancho Cucamonga 91737.

How it measures up in Rancho Cucamonga 91737

The dot is this home. The mark in the middle is the typical home in Rancho Cucamonga 91737.

Estimated value$1,078,652
CheaperTypical $934,739Pricier

Pricier than 64% of homes nearby

Price per ft²$407
CheaperTypical $442Pricier

Pricier than 25% of homes nearby

Living area2,652 ft²
SmallerTypical 2,152 ft²Bigger

Bigger than 70% of homes nearby

Lot size0.58 ac
SmallerTypical 0.22 acBigger

Bigger than 91% of homes nearby

Year built1995
OlderTypical 1987Newer

Newer than 86% of homes nearby

How 9399 Monarch Ct ranks against every home in each area.
MeasureThis homeRancho Cucamonga 91737San Bernardino County
Estimated valuepricier than$1,078,65264% of homes95% of homes
Price per ft²pricier than$40725% of homes72% of homes
Living areabigger than2,652 ft²70% of homes88% of homes
Lot sizebigger than0.58 ac91% of homes87% of homes
Year builtnewer than199586% of homes72% of homes

About 9399 Monarch Ct

How much is 9399 Monarch Ct, Rancho Cucamonga, CA worth?

The TopHap Estimate for 9399 Monarch Ct, Rancho Cucamonga, CA is $1,078,652 as of Sep 24, 2026. The likely range is $1,036,585 to $1,120,719. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9399 Monarch Ct, Rancho Cucamonga, CA last sell?

9399 Monarch Ct, Rancho Cucamonga, CA last sold on Dec 2, 1994 for $300,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 9399 Monarch Ct, Rancho Cucamonga, CA?

9399 Monarch Ct, Rancho Cucamonga, CA has 5 bedrooms, 3 bathrooms, 2,652 square feet of living space and a 0.58-acre lot.

When was 9399 Monarch Ct, Rancho Cucamonga, CA built?

9399 Monarch Ct, Rancho Cucamonga, CA was built in 1995, making it 31 years old. It is a modern home. The building has 2 stories.

What schools serve 9399 Monarch Ct, Rancho Cucamonga, CA?

9399 Monarch Ct, Rancho Cucamonga, CA is assigned to Alta Loma Junior High School (middle), rated A-; Floyd M. Stork Elementary School (elementary), rated A+; Los Osos High School (high), rated A-. All sit in Alta Loma Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9399 Monarch Ct, Rancho Cucamonga, CA compare to other homes in Rancho Cucamonga 91737?

Among the 7,049 homes in Rancho Cucamonga 91737, it is worth more than 64% of them ($1,078,652 against a typical $934,739), its price per square foot is higher than 25% of them ($407 against a typical $442), it is bigger than 70% of them (2,652 ft² against a typical 2,152 ft²), its lot is bigger than 91% of them (0.58 ac against a typical 0.22 ac) and it is newer than 86% of them (1995 against a typical 1987). Measured against all of San Bernardino County, it is worth more than 95% 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 9399 Monarch Ct, Rancho Cucamonga, CA?

The 2025 property tax bill for 9399 Monarch Ct, Rancho Cucamonga, CA was $5,877. The county assessed it at $533,044.

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Assigned schools

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