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Single Family ResidenceResidential
$1,140,634$629 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

3271 KEMPTON DR

ROSSMOOR, CA 90720
3
Beds
2
Baths
1,813 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$1.1M low$1.2M high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$669,634
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$535,707
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.38%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$417,000
BROKER SOLUTIONS INC · recorded Jul 16, 2015
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$54,000
MISCELLANEOUS GOVT AGCY

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,578 (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.$362,569 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$210,722
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$151,847
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$355,460

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyORANGE
Lot (acres)The size of the land the home sits on, from county records.0.18
HeatingThe type of heating system in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(2)

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
Rossmoor Elementary SchoolA
Elementary · Grades KG–5 · 0.5 mi
M
Oak Middle SchoolA-
Middle · Grades 6–8 · 1.4 mi
H
Los Alamitos High SchoolA+
High · Grades 9–12 · 1.8 mi

District: Los Alamitos Unified School District

Neighborhood · ZIP 90720These 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.64
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.370

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.21,327
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,707 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$132,372
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$182,538
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.12 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.75%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

3271 Kempton 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.

  • Worth less than 92% of homes in Rossmoor
  • Costs less per square foot than 77% of homes in Rossmoor
  • Smaller than 68% of homes in Rossmoor
  • Has a bigger lot than 72% of homes in Orange County
  • Older than 98% of homes in Rossmoor

What homes are worth in Los Alamitos 90720

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

This home
$675K$2.8M

This home is worth more than 27% of homes in Los Alamitos 90720.

How it measures up in Los Alamitos 90720

The dot is this home. The mark in the middle is the typical home in Los Alamitos 90720.

Estimated value$1,140,634
CheaperTypical $1,371,675Pricier

Pricier than 27% of homes nearby

Price per ft²$629
CheaperTypical $677Pricier

Pricier than 35% of homes nearby

Living area1,813 ft²
SmallerTypical 1,983 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.18 ac
SmallerTypical 0.18 acBigger

Bigger than 57% of homes nearby

Year built1956
OlderTypical 1960Newer

Newer than 7% of homes nearby

How 3271 Kempton Dr ranks against every home in each area.
MeasureThis homeRossmoorLos Alamitos 90720Orange County
Estimated valuepricier than$1,140,6348% of homes27% of homes54% of homes
Price per ft²pricier than$62923% of homes35% of homes52% of homes
Living areabigger than1,813 ft²32% of homes40% of homes54% of homes
Lot sizebigger than0.18 ac49% of homes57% of homes72% of homes
Year builtnewer than19562% of homes7% of homes14% of homes

About 3271 Kempton Dr

How much is 3271 Kempton Dr, Rossmoor, CA worth?

The TopHap Estimate for 3271 Kempton Dr, Rossmoor, CA is $1,140,634 as of Jul 14, 2026. The likely range is $1,063,588 to $1,217,680. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3271 Kempton Dr, Rossmoor, CA last sell?

3271 Kempton Dr, Rossmoor, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 3271 Kempton Dr, Rossmoor, CA?

3271 Kempton Dr, Rossmoor, CA has 3 bedrooms, 2 bathrooms, 1,813 square feet of living space and a 0.18-acre lot.

When was 3271 Kempton Dr, Rossmoor, CA built?

3271 Kempton Dr, Rossmoor, CA was built in 1956, making it 70 years old. The building has 1 story.

What schools serve 3271 Kempton Dr, Rossmoor, CA?

3271 Kempton Dr, Rossmoor, CA is assigned to Rossmoor Elementary School (elementary), rated A; Oak Middle School (middle), rated A-; Los Alamitos High School (high), rated A+. All sit in Los Alamitos Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3271 Kempton Dr, Rossmoor, CA compare to other homes in Los Alamitos 90720?

Among the 6,558 homes in Los Alamitos 90720, it is worth more than 27% of them ($1,140,634 against a typical $1,371,675), its price per square foot is higher than 35% of them ($629 against a typical $677), it is bigger than 40% of them (1,813 ft² against a typical 1,983 ft²), its lot is bigger than 57% of them (0.18 ac against a typical 0.18 ac) and it is newer than 7% of them (1956 against a typical 1960). Measured against all of Orange 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 3271 Kempton Dr, Rossmoor, CA?

The 2025 property tax bill for 3271 Kempton Dr, Rossmoor, CA was $4,578. The county assessed it at $362,569.

Closest homes

More homes in Rossmoor 90720

Assigned schools

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