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Planned Unit Development (Pud)Residential
$541,566$437 / 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 $167,000 on Apr 6, 2001

1285 WHISPERGLEN LN

SAN DIMAS, CA 91773
3
Beds
3
Baths
1,240 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.
1,867 ft²
Lot SizeThe size of the land the home sits on, from county records.
1974
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$542K
$522K low$561K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$167,000 · Apr 6, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,449 (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.$256,649 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$164,443
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$92,206
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$251,618

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Planned Unit Development (Pud)
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyLOS ANGELES
Lot (acres)The size of the land the home sits on, from county records.0.04
ConstructionThe main material the home's frame and walls are built from.Wood (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
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(4)

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
Arma J. Shull Elementary SchoolA
Elementary · Grades KG–5 · 0.8 mi
H
San Dimas High SchoolA-
High · Grades 9–12 · 1.9 mi
M
Lone Hill Middle SchoolA-
Middle · Grades 6–8 · 2.1 mi

District: Bonita Unified School District

Neighborhood · ZIP 91773These 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.68
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 100.549

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
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.33,478
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,155 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$100,808
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$124,896
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.20 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.73%

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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

1285 Whisperglen Ln 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 94% of homes in San Dimas 91773
  • Costs less per square foot than 85% of homes in San Dimas 91773
  • Smaller than 82% of homes in San Dimas 91773
  • Among the smallest lots in Los Angeles County
  • Newer than 70% of homes in Los Angeles County

What homes are worth in San Dimas 91773

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

This home
$504K$1.9M

This home is worth more than 6% of homes in San Dimas 91773.

How it measures up in San Dimas 91773

The dot is this home. The mark in the middle is the typical home in San Dimas 91773.

Estimated value$541,566
CheaperTypical $881,758Pricier

Pricier than 6% of homes nearby

Price per ft²$437
CheaperTypical $514Pricier

Pricier than 15% of homes nearby

Living area1,240 ft²
SmallerTypical 1,678 ft²Bigger

Bigger than 18% of homes nearby

Lot size1,867 ft²
SmallerTypical 0.19 acBigger

Bigger than 6% of homes nearby

Year built1974
OlderTypical 1977Newer

Newer than 42% of homes nearby

How 1285 Whisperglen Ln ranks against every home in each area.
MeasureThis homeSan Dimas 91773Los Angeles County
Estimated valuepricier than$541,5666% of homes12% of homes
Price per ft²pricier than$43715% of homes17% of homes
Living areabigger than1,240 ft²18% of homes26% of homes
Lot sizebigger than1,867 ft²6% of homesalmost no homes
Year builtnewer than197442% of homes70% of homes

About 1285 Whisperglen Ln

How much is 1285 Whisperglen Ln, San Dimas, CA worth?

The TopHap Estimate for 1285 Whisperglen Ln, San Dimas, CA is $541,566 as of Sep 24, 2026. The likely range is $521,979 to $561,153. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1285 Whisperglen Ln, San Dimas, CA last sell?

1285 Whisperglen Ln, San Dimas, CA last sold on Apr 6, 2001 for $167,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 1285 Whisperglen Ln, San Dimas, CA?

1285 Whisperglen Ln, San Dimas, CA has 3 bedrooms, 3 bathrooms, 1,240 square feet of living space and a 0.04-acre lot.

When was 1285 Whisperglen Ln, San Dimas, CA built?

1285 Whisperglen Ln, San Dimas, CA was built in 1974, making it 52 years old. It is a conventional home. The building has 2 stories.

What schools serve 1285 Whisperglen Ln, San Dimas, CA?

1285 Whisperglen Ln, San Dimas, CA is assigned to Arma J. Shull Elementary School (elementary), rated A; San Dimas High School (high), rated A-; Lone Hill Middle School (middle), rated A-. All sit in Bonita Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1285 Whisperglen Ln, San Dimas, CA compare to other homes in San Dimas 91773?

Among the 10,110 homes in San Dimas 91773, it is worth more than 6% of them ($541,566 against a typical $881,758), its price per square foot is higher than 15% of them ($437 against a typical $514), it is bigger than 18% of them (1,240 ft² against a typical 1,678 ft²), its lot is bigger than 6% of them (1,867 ft² against a typical 0.19 ac) and it is newer than 42% of them (1974 against a typical 1977). Measured against all of Los Angeles County, it is worth more than 12% 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 1285 Whisperglen Ln, San Dimas, CA?

The 2025 property tax bill for 1285 Whisperglen Ln, San Dimas, CA was $3,449. The county assessed it at $256,649.

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