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Single Family ResidenceResidential
$1,088,021$460 / 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 Aug 30, 2026
Last sold for $430,000 on Jun 11, 2003

1509 ALLYSON CT

BREA, CA 92821
4
Beds
3
Baths
2,363 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.
4,000 ft²
Lot SizeThe size of the land the home sits on, from county records.
1993
Year BuiltThe year the home was originally built, according to county records.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$1M low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$430,000 · Jun 11, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,534 (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.$635,154 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$301,095
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$334,059
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$622,700

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.0.09
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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(9)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(2)

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

H
Sonora High SchoolA-
High · Grades 9–12 · 0.4 mi
E
Sierra Vista Elementary SchoolB
Elementary · Grades KG–6 · 0.7 mi
M
Washington Middle SchoolC+
Middle · Grades 7–8 · 1.0 mi

District: Fullerton Joint Union High School District

Neighborhood · ZIP 92821These 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.70
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.411

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.4%
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.45,720
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,381 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$111,359
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$139,524
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.17 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.74%

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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

1509 Allyson Ct 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 91% of homes in Orange County
  • Bigger than 77% of homes in Brea 92821
  • Has a smaller lot than 85% of homes in Orange County
  • Newer than 80% of homes in Brea 92821

What homes are worth in Brea 92821

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

This home
$533K$2.1M

This home is worth more than 61% of homes in Brea 92821.

How it measures up in Brea 92821

The dot is this home. The mark in the middle is the typical home in Brea 92821.

Estimated value$1,088,021
CheaperTypical $1,010,859Pricier

Pricier than 61% of homes nearby

Price per ft²$460
CheaperTypical $530Pricier

Pricier than 17% of homes nearby

Living area2,363 ft²
SmallerTypical 1,882 ft²Bigger

Bigger than 77% of homes nearby

Lot size4,000 ft²
SmallerTypical 0.16 acBigger

Bigger than 16% of homes nearby

Year built1993
OlderTypical 1975Newer

Newer than 80% of homes nearby

How 1509 Allyson Ct ranks against every home in each area.
MeasureThis homeBrea 92821Orange County
Estimated valuepricier than$1,088,02161% of homes50% of homes
Price per ft²pricier than$46017% of homes9% of homes
Living areabigger than2,363 ft²77% of homes75% of homes
Lot sizebigger than4,000 ft²16% of homes15% of homes
Year builtnewer than199380% of homes77% of homes

About 1509 Allyson Ct

How much is 1509 Allyson Ct, Brea, CA worth?

The TopHap Estimate for 1509 Allyson Ct, Brea, CA is $1,088,021 as of Aug 30, 2026. The likely range is $1,038,964 to $1,137,078. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1509 Allyson Ct, Brea, CA last sell?

1509 Allyson Ct, Brea, CA last sold on Jun 11, 2003 for $430,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1509 Allyson Ct, Brea, CA?

1509 Allyson Ct, Brea, CA has 4 bedrooms, 3 bathrooms, 2,363 square feet of living space and a 0.09-acre lot.

When was 1509 Allyson Ct, Brea, CA built?

1509 Allyson Ct, Brea, CA was built in 1993, making it 33 years old.

What schools serve 1509 Allyson Ct, Brea, CA?

1509 Allyson Ct, Brea, CA is assigned to Sonora High School (high), rated A-; Sierra Vista Elementary School (elementary), rated B; Washington Middle School (middle), rated C+. All sit in Fullerton Joint Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1509 Allyson Ct, Brea, CA compare to other homes in Brea 92821?

Among the 10,781 homes in Brea 92821, it is worth more than 61% of them ($1,088,021 against a typical $1,010,859), its price per square foot is higher than 17% of them ($460 against a typical $530), it is bigger than 77% of them (2,363 ft² against a typical 1,882 ft²), its lot is bigger than 16% of them (4,000 ft² against a typical 0.16 ac) and it is newer than 80% of them (1993 against a typical 1975). Measured against all of Orange County, it is worth more than 50% 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 1509 Allyson Ct, Brea, CA?

The 2025 property tax bill for 1509 Allyson Ct, Brea, CA was $7,534. The county assessed it at $635,154.

More homes on Allyson Ct

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