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Single Family ResidenceResidential
$2,375,843$641 / 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 $425,000 on Feb 20, 1998

12892 MARTHA ANN DR

ROSSMOOR, CA 90720
5
Beds
3.5
Baths
3,705 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1959
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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

$2.4M
$2.3M low$2.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$425,000 · Feb 20, 1998

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,859 (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.$767,813 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$512,389
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$255,424
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$752,758

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.0.22
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(3)

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
Hopkinson Elementary SchoolA-
Elementary · Grades KG–5 · 0.4 mi
M
Oak Middle SchoolA-
Middle · Grades 6–8 · 2.1 mi
H
Los Alamitos High SchoolA+
High · Grades 9–12 · 2.5 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%

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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

12892 Martha Ann 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 more than 95% of homes in Los Alamitos 90720
  • Costs less per square foot than 85% of homes in Rossmoor
  • Bigger than 95% of homes in Orange County
  • Has a bigger lot than 94% of homes in Rossmoor
  • Older than 81% of homes in Orange County

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
$709K$2.9M

This home is worth more than 95% 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$2,375,843
CheaperTypical $1,388,247Pricier

Pricier than 95% of homes nearby

Price per ft²$641
CheaperTypical $689Pricier

Pricier than 34% of homes nearby

Living area3,705 ft²
SmallerTypical 1,976 ft²Bigger

Bigger than 93% of homes nearby

Lot size0.22 ac
SmallerTypical 0.18 acBigger

Bigger than 93% of homes nearby

Year built1959
OlderTypical 1960Newer

Newer than 43% of homes nearby

How 12892 Martha Ann Dr ranks against every home in each area.
MeasureThis homeRossmoorLos Alamitos 90720Orange County
Estimated valuepricier than$2,375,84391% of homes95% of homes90% of homes
Price per ft²pricier than$64115% of homes34% of homes44% of homes
Living areabigger than3,705 ft²92% of homes93% of homes95% of homes
Lot sizebigger than0.22 ac94% of homes93% of homes85% of homes
Year builtnewer than195965% of homes43% of homes19% of homes

About 12892 Martha Ann Dr

How much is 12892 Martha Ann Dr, Rossmoor, CA worth?

The TopHap Estimate for 12892 Martha Ann Dr, Rossmoor, CA is $2,375,843 as of Sep 24, 2026. The likely range is $2,284,616 to $2,467,070. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12892 Martha Ann Dr, Rossmoor, CA last sell?

12892 Martha Ann Dr, Rossmoor, CA last sold on Feb 20, 1998 for $425,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 12892 Martha Ann Dr, Rossmoor, CA?

12892 Martha Ann Dr, Rossmoor, CA has 5 bedrooms, 3.5 bathrooms, 3,705 square feet of living space and a 0.22-acre lot.

When was 12892 Martha Ann Dr, Rossmoor, CA built?

12892 Martha Ann Dr, Rossmoor, CA was built in 1959, making it 67 years old. The building has 1 story.

What schools serve 12892 Martha Ann Dr, Rossmoor, CA?

12892 Martha Ann Dr, Rossmoor, CA is assigned to Hopkinson 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 12892 Martha Ann 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 95% of them ($2,375,843 against a typical $1,388,247), its price per square foot is higher than 34% of them ($641 against a typical $689), it is bigger than 93% of them (3,705 ft² against a typical 1,976 ft²), its lot is bigger than 93% of them (0.22 ac against a typical 0.18 ac) and it is newer than 43% of them (1959 against a typical 1960). Measured against all of Orange County, it is worth more than 90% 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 12892 Martha Ann Dr, Rossmoor, CA?

The 2025 property tax bill for 12892 Martha Ann Dr, Rossmoor, CA was $8,859. The county assessed it at $767,813.

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