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Single Family ResidenceResidential
$879,824$458 / 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 94How 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

15540 DITTMAR DR

WHITTIER, CA 90603
4
Beds
3
Baths
1,919 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.
0.15 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.

Valuation

$880K
$827K low$933K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,977 (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.$105,970 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$39,735
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$66,235
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$103,893

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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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
CountyLOS ANGELES
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.1957
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

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
Leffingwell ElementaryA
Elementary · Grades KG–5 · 0.3 mi
M
Granada Middle SchoolA-
Middle · Grades 6–8 · 0.9 mi
H
La Serna High SchoolA-
High · Grades 9–12 · 1.2 mi

District: Whittier Union High School District

Neighborhood · ZIP 90603These 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.33
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.398

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.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.1%
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.19,924
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,211 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,204
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,066
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.15 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

15540 Dittmar 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.

  • Costs less per square foot than 88% of homes in Whittier 90603
  • Bigger than 75% of homes in Whittier 90603

What homes are worth in Whittier 90603

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

This home
$531K$1.9M

This home is worth more than 64% of homes in Whittier 90603.

How it measures up in Whittier 90603

The dot is this home. The mark in the middle is the typical home in Whittier 90603.

Estimated value$879,824
CheaperTypical $833,444Pricier

Pricier than 64% of homes nearby

Price per ft²$458
CheaperTypical $542Pricier

Pricier than 12% of homes nearby

Living area1,919 ft²
SmallerTypical 1,580 ft²Bigger

Bigger than 75% of homes nearby

Lot size0.15 ac
SmallerTypical 0.17 acBigger

Bigger than 36% of homes nearby

Year built1955
OlderTypical 1955Newer

Newer than 62% of homes nearby

How 15540 Dittmar Dr ranks against every home in each area.
MeasureThis homeWhittier 90603Los Angeles County
Estimated valuepricier than$879,82464% of homes54% of homes
Price per ft²pricier than$45812% of homes22% of homes
Living areabigger than1,919 ft²75% of homes66% of homes
Lot sizebigger than0.15 ac36% of homes38% of homes
Year builtnewer than195562% of homes47% of homes

About 15540 Dittmar Dr

How much is 15540 Dittmar Dr, Whittier, CA worth?

The TopHap Estimate for 15540 Dittmar Dr, Whittier, CA is $879,824 as of Sep 24, 2026. The likely range is $826,567 to $933,081. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15540 Dittmar Dr, Whittier, CA last sell?

15540 Dittmar Dr, Whittier, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 15540 Dittmar Dr, Whittier, CA?

15540 Dittmar Dr, Whittier, CA has 4 bedrooms, 3 bathrooms, 1,919 square feet of living space and a 0.15-acre lot.

When was 15540 Dittmar Dr, Whittier, CA built?

15540 Dittmar Dr, Whittier, CA was built in 1955, making it 71 years old.

What schools serve 15540 Dittmar Dr, Whittier, CA?

15540 Dittmar Dr, Whittier, CA is assigned to Leffingwell Elementary (elementary), rated A; Granada Middle School (middle), rated A-; La Serna High School (high), rated A-. All sit in Whittier Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15540 Dittmar Dr, Whittier, CA compare to other homes in Whittier 90603?

Among the 6,308 homes in Whittier 90603, it is worth more than 64% of them ($879,824 against a typical $833,444), its price per square foot is higher than 12% of them ($458 against a typical $542), it is bigger than 75% of them (1,919 ft² against a typical 1,580 ft²), its lot is bigger than 36% of them (0.15 ac against a typical 0.17 ac) and it is newer than 62% of them (1955 against a typical 1955). Measured against all of Los Angeles County, it is worth more than 54% 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 15540 Dittmar Dr, Whittier, CA?

The 2025 property tax bill for 15540 Dittmar Dr, Whittier, CA was $1,977. The county assessed it at $105,970.

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