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CondominiumResidential
$547,784$390 / 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 Sep 24, 2026
Last sold for $350,000 on Mar 26, 2019

548 DIAMOND CT

UPLAND, CA 91786
3
Beds
2
Baths
1,403 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.
1,403 ft²
Lot SizeThe size of the land the home sits on, from county records.
1979
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

$548K
$519K low$577K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$350,000 · Mar 26, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,390 (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.$398,241 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$142,229
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$256,012

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
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.0.03
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.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.No

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(3)

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

H
Upland High SchoolB
High · Grades 9–12 · 0.5 mi
E
Baldy View Elementary SchoolC
Elementary · Grades KG–6 · 0.7 mi
M
Upland Junior High SchoolD
Middle · Grades 7–8 · 0.8 mi

District: Upland Unified School District

Neighborhood · ZIP 91786These 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.107
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.508

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.57,038
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,362 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,197
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,298
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.19 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

548 Diamond 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 less than 83% of homes in Upland 91786
  • Costs less per square foot than 83% of homes in Upland 91786
  • Smaller than 68% of homes in Upland 91786
  • Has a smaller lot than 94% of homes in San Bernardino County
  • Newer than 72% of homes in Upland 91786

What homes are worth in Upland 91786

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

This home
$400K$1.1M

This home is worth more than 17% of homes in Upland 91786.

How it measures up in Upland 91786

The dot is this home. The mark in the middle is the typical home in Upland 91786.

Estimated value$547,784
CheaperTypical $719,134Pricier

Pricier than 17% of homes nearby

Price per ft²$390
CheaperTypical $447Pricier

Pricier than 17% of homes nearby

Living area1,403 ft²
SmallerTypical 1,600 ft²Bigger

Bigger than 32% of homes nearby

Lot size1,403 ft²
SmallerTypical 0.17 acBigger

Bigger than 17% of homes nearby

Year built1979
OlderTypical 1969Newer

Newer than 72% of homes nearby

How 548 Diamond Ct ranks against every home in each area.
MeasureThis homeUpland 91786San Bernardino County
Estimated valuepricier than$547,78417% of homes52% of homes
Price per ft²pricier than$39017% of homes68% of homes
Living areabigger than1,403 ft²32% of homes37% of homes
Lot sizebigger than1,403 ft²17% of homes6% of homes
Year builtnewer than197972% of homes43% of homes

About 548 Diamond Ct

How much is 548 Diamond Ct, Upland, CA worth?

The TopHap Estimate for 548 Diamond Ct, Upland, CA is $547,784 as of Sep 24, 2026. The likely range is $519,067 to $576,501. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 548 Diamond Ct, Upland, CA last sell?

548 Diamond Ct, Upland, CA last sold on Mar 26, 2019 for $350,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 548 Diamond Ct, Upland, CA?

548 Diamond Ct, Upland, CA has 3 bedrooms, 2 bathrooms, 1,403 square feet of living space and a 0.03-acre lot.

When was 548 Diamond Ct, Upland, CA built?

548 Diamond Ct, Upland, CA was built in 1979, making it 47 years old. It is a modern home. The building has 2 stories.

What schools serve 548 Diamond Ct, Upland, CA?

548 Diamond Ct, Upland, CA is assigned to Upland High School (high), rated B; Baldy View Elementary School (elementary), rated C; Upland Junior High School (middle), rated D. All sit in Upland Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 548 Diamond Ct, Upland, CA compare to other homes in Upland 91786?

Among the 12,218 homes in Upland 91786, it is worth more than 17% of them ($547,784 against a typical $719,134), its price per square foot is higher than 17% of them ($390 against a typical $447), it is bigger than 32% of them (1,403 ft² against a typical 1,600 ft²), its lot is bigger than 17% of them (1,403 ft² against a typical 0.17 ac) and it is newer than 72% of them (1979 against a typical 1969). Measured against all of San Bernardino County, it is worth more than 52% 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 548 Diamond Ct, Upland, CA?

The 2025 property tax bill for 548 Diamond Ct, Upland, CA was $4,390. The county assessed it at $398,241.

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