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Single Family ResidenceResidential
$675,927$289 / 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 97How 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 $775,000 on Feb 26, 2014

871 ARMSTRONG DR

BREA, CA 92821
4
Beds
2.5
Baths
2,342 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.
3,464 ft²
Lot SizeThe size of the land the home sits on, from county records.
2004
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$676K
$654K low$698K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$775,000 · Feb 26, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,705 (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.$575,374 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$283,370
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$292,004
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$564,093

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.0.08
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(11)

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
Mariposa Elementary SchoolA+
Elementary · Grades KG–6 · 0.6 mi
M
Brea Junior High SchoolA
Middle · Grades 7–8 · 0.9 mi
H
Brea Olinda High SchoolA+
High · Grades 9–12 · 1.8 mi

District: Brea-Olinda Unified 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

871 Armstrong 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 90% of homes in Brea 92821
  • Among the lowest price per square foot in Brea 92821
  • Bigger than 76% of homes in Brea 92821
  • Has a smaller lot than 89% of homes in Orange County
  • Newer than 89% of homes in Orange County

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
$532K$2.2M

This home is worth more than 10% 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$675,927
CheaperTypical $1,013,287Pricier

Pricier than 10% of homes nearby

Price per ft²$289
CheaperTypical $530Pricier

Cheaper than almost all homes nearby

Living area2,342 ft²
SmallerTypical 1,882 ft²Bigger

Bigger than 76% of homes nearby

Lot size3,464 ft²
SmallerTypical 0.16 acBigger

Bigger than 15% of homes nearby

Year built2004
OlderTypical 1975Newer

Newer than 88% of homes nearby

How 871 Armstrong Dr ranks against every home in each area.
MeasureThis homeBrea 92821Orange County
Estimated valuepricier than$675,92710% of homes16% of homes
Price per ft²pricier than$289almost no homesalmost no homes
Living areabigger than2,342 ft²76% of homes74% of homes
Lot sizebigger than3,464 ft²15% of homes11% of homes
Year builtnewer than200488% of homes89% of homes

About 871 Armstrong Dr

How much is 871 Armstrong Dr, Brea, CA worth?

The TopHap Estimate for 871 Armstrong Dr, Brea, CA is $675,927 as of Aug 30, 2026. The likely range is $654,061 to $697,793. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 871 Armstrong Dr, Brea, CA last sell?

871 Armstrong Dr, Brea, CA last sold on Feb 26, 2014 for $775,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 871 Armstrong Dr, Brea, CA?

871 Armstrong Dr, Brea, CA has 4 bedrooms, 2.5 bathrooms, 2,342 square feet of living space and a 0.08-acre lot.

When was 871 Armstrong Dr, Brea, CA built?

871 Armstrong Dr, Brea, CA was built in 2004, making it 22 years old.

What schools serve 871 Armstrong Dr, Brea, CA?

871 Armstrong Dr, Brea, CA is assigned to Mariposa Elementary School (elementary), rated A+; Brea Junior High School (middle), rated A; Brea Olinda High School (high), rated A+. All sit in Brea-Olinda Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 871 Armstrong Dr, Brea, CA compare to other homes in Brea 92821?

Among the 10,781 homes in Brea 92821, it is worth more than 10% of them ($675,927 against a typical $1,013,287), its price per square foot is higher than almost none of them ($289 against a typical $530), it is bigger than 76% of them (2,342 ft² against a typical 1,882 ft²), its lot is bigger than 15% of them (3,464 ft² against a typical 0.16 ac) and it is newer than 88% of them (2004 against a typical 1975). Measured against all of Orange County, it is worth more than 16% 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 871 Armstrong Dr, Brea, CA?

The 2025 property tax bill for 871 Armstrong Dr, Brea, CA was $6,705. The county assessed it at $575,374.

More homes on Armstrong Dr

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