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Single Family ResidenceResidential
$641,141$722 / 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

12312 KATHLEEN ST

WHITTIER, CA 90601
3
Beds
1
Baths
888 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1948
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

$641K
$611K low$671K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,899 (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.$108,656 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$87,175
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$21,481
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$106,526

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
CountyLOS ANGELES
Lot (acres)The size of the land the home sits on, from county records.0.11
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.Composition Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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

E
Mill School and Technology AcademyA-
Elementary · Grades KG–5 · 1.2 mi
M
Katherine Edwards Middle SchoolB
Middle · Grades 6–8 · 3.8 mi
H
Pioneer High SchoolB
High · Grades 9–12 · 4.9 mi

District: Whittier City Elementary School District

Neighborhood · ZIP 90601These 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.82
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.395

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.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.2%
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.33,730
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,923 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,632
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$105,942
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.16 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

12312 Kathleen St 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 82% of homes in Avocado Heights
  • Costs more per square foot than 97% of homes in Whittier 90601
  • Smaller than 95% of homes in Whittier 90601
  • Has a smaller lot than 94% of homes in Avocado Heights
  • Older than 82% of homes in Avocado Heights

What homes are worth in Whittier 90601

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

This home
$455K$1.4M

This home is worth more than 21% of homes in Whittier 90601.

How it measures up in Whittier 90601

The dot is this home. The mark in the middle is the typical home in Whittier 90601.

Estimated value$641,141
CheaperTypical $803,615Pricier

Pricier than 21% of homes nearby

Price per ft²$722
CheaperTypical $506Pricier

Pricier than 97% of homes nearby

Living area888 ft²
SmallerTypical 1,620 ft²Bigger

Bigger than 5% of homes nearby

Lot size0.11 ac
SmallerTypical 0.18 acBigger

Bigger than 7% of homes nearby

Year built1948
OlderTypical 1956Newer

Newer than 32% of homes nearby

How 12312 Kathleen St ranks against every home in each area.
MeasureThis homeAvocado HeightsWhittier 90601Los Angeles County
Estimated valuepricier than$641,14118% of homes21% of homes23% of homes
Price per ft²pricier than$72293% of homes97% of homes74% of homes
Living areabigger than888 ft²7% of homes5% of homes7% of homes
Lot sizebigger than0.11 ac6% of homes7% of homes7% of homes
Year builtnewer than194818% of homes32% of homes29% of homes

About 12312 Kathleen St

How much is 12312 Kathleen St, Whittier, CA worth?

The TopHap Estimate for 12312 Kathleen St, Whittier, CA is $641,141 as of Sep 24, 2026. The likely range is $610,846 to $671,436. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12312 Kathleen St, Whittier, CA last sell?

12312 Kathleen St, Whittier, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 12312 Kathleen St, Whittier, CA?

12312 Kathleen St, Whittier, CA has 3 bedrooms, 1 bathrooms, 888 square feet of living space and a 0.11-acre lot.

When was 12312 Kathleen St, Whittier, CA built?

12312 Kathleen St, Whittier, CA was built in 1948, making it 78 years old. It is a conventional home. The building has 1 story.

What schools serve 12312 Kathleen St, Whittier, CA?

12312 Kathleen St, Whittier, CA is assigned to Mill School and Technology Academy (elementary), rated A-; Katherine Edwards Middle School (middle), rated B; Pioneer High School (high), rated B. All sit in Whittier City Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12312 Kathleen St, Whittier, CA compare to other homes in Whittier 90601?

Among the 8,312 homes in Whittier 90601, it is worth more than 21% of them ($641,141 against a typical $803,615), its price per square foot is higher than 97% of them ($722 against a typical $506), it is bigger than 5% of them (888 ft² against a typical 1,620 ft²), its lot is bigger than 7% of them (0.11 ac against a typical 0.18 ac) and it is newer than 32% of them (1948 against a typical 1956). Measured against all of Los Angeles County, it is worth more than 23% 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 12312 Kathleen St, Whittier, CA?

The 2025 property tax bill for 12312 Kathleen St, Whittier, CA was $1,899. The county assessed it at $108,656.

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