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Single Family ResidenceResidential
$2,024,218$357 / 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
Last sold for $1,100,000 on Aug 2, 2018

11542 HARRISBURG RD

LOS ALAMITOS, CA 90720
5
Beds
6 / 2
Baths
5,673 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
2020
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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2M
$1.9M low$2.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,100,000 · Aug 2, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$27,424 (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.$2,486,923 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,111,910
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,375,013
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,438,160

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.36
45
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
36
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
17
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
83
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.11 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyORANGE
Lot (acres)The size of the land the home sits on, from county records.0.21
HeatingThe type of heating system in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Pool W/Hot Tub/Spa

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
Lee Elementary SchoolA+
Elementary · Grades KG–5 · 0.3 mi
M
Oak Middle SchoolA+
Middle · Grades 6–8 · 0.8 mi
H
Los Alamitos High SchoolA
High · Grades 9–12 · 1.2 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

11542 Harrisburg Rd 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 91% of homes in Los Alamitos 90720
  • Among the lowest price per square foot in Rossmoor
  • Among the largest homes in Rossmoor
  • Has a bigger lot than 92% of homes in Rossmoor
  • Among the newest 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
$699K$2.9M

This home is worth more than 91% 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$2,024,218
CheaperTypical $1,385,159Pricier

Pricier than 91% of homes nearby

Price per ft²$357
CheaperTypical $690Pricier

Cheaper than almost all homes nearby

Living area5,673 ft²
SmallerTypical 1,985 ft²Bigger

Bigger than almost all homes nearby

Lot size0.21 ac
SmallerTypical 0.18 acBigger

Bigger than 91% of homes nearby

Year built2020
OlderTypical 1960Newer

Newer than 97% of homes nearby

How 11542 Harrisburg Rd ranks against every home in each area.
MeasureThis homeRossmoorLos Alamitos 90720Orange County
Estimated valuepricier than$2,024,21884% of homes91% of homes86% of homes
Price per ft²pricier than$357almost no homesalmost no homesalmost no homes
Living areabigger than5,673 ft²almost all homesalmost all homesalmost all homes
Lot sizebigger than0.21 ac92% of homes91% of homes84% of homes
Year builtnewer than2020almost all homes97% of homes98% of homes

About 11542 Harrisburg Rd

How much is 11542 Harrisburg Rd, Los Alamitos, CA worth?

The TopHap Estimate for 11542 Harrisburg Rd, Los Alamitos, CA is $2,024,218 as of Sep 24, 2026. The likely range is $1,900,916 to $2,147,520. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11542 Harrisburg Rd, Los Alamitos, CA last sell?

11542 Harrisburg Rd, Los Alamitos, CA last sold on Aug 2, 2018 for $1,100,000, according to the county's recorded deed.

How big is 11542 Harrisburg Rd, Los Alamitos, CA?

11542 Harrisburg Rd, Los Alamitos, CA has 5 bedrooms, 6 bathrooms, 5,673 square feet of living space and a 0.21-acre lot.

When was 11542 Harrisburg Rd, Los Alamitos, CA built?

11542 Harrisburg Rd, Los Alamitos, CA was built in 2020, making it 6 years old. The building has 1 story.

What schools serve 11542 Harrisburg Rd, Los Alamitos, CA?

11542 Harrisburg Rd, Los Alamitos, CA is assigned to Lee 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 11542 Harrisburg Rd, Los Alamitos, CA compare to other homes in Los Alamitos 90720?

Among the 6,558 homes in Los Alamitos 90720, it is worth more than 91% of them ($2,024,218 against a typical $1,385,159), its price per square foot is higher than almost none of them ($357 against a typical $690), it is bigger than almost all of them (5,673 ft² against a typical 1,985 ft²), its lot is bigger than 91% of them (0.21 ac against a typical 0.18 ac) and it is newer than 97% of them (2020 against a typical 1960). Measured against all of Orange County, it is worth more than 86% 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 11542 Harrisburg Rd, Los Alamitos, CA?

The 2025 property tax bill for 11542 Harrisburg Rd, Los Alamitos, CA was $27,424. The county assessed it at $2,486,923.

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Assigned schools

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