Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$729,440$481 / 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 81How 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 $350,000 on Feb 28, 2012

640 MAGNOLIA AVE

BREA, CA 92821
4
Beds
2
Baths
1,517 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$729K
$590K low$869K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$350,000 · Feb 28, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,169 (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.$519,912 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$363,392
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$156,520
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$509,718

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.30
1
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.
42
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
25
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.

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.0.17
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(17)

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(5)

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

E
Arovista Elementary SchoolB
Elementary · Grades KG–6 · 0.6 mi
M
Brea Junior High SchoolA
Middle · Grades 7–8 · 1.2 mi
H
Brea Olinda High SchoolA+
High · Grades 9–12 · 2.1 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%

Owner Tools

Do you own this home?
Claim this home

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

640 Magnolia Ave 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 89% of homes in Brea 92821
  • Costs less per square foot than 94% of homes in Orange County
  • Smaller than 71% of homes in Brea 92821
  • Has a bigger lot than 71% of homes in Orange County
  • Older than 95% 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
$566K$2.4M

This home is worth more than 11% 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$729,440
CheaperTypical $1,068,707Pricier

Pricier than 11% of homes nearby

Price per ft²$481
CheaperTypical $560Pricier

Pricier than 11% of homes nearby

Living area1,517 ft²
SmallerTypical 1,869 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.17 ac
SmallerTypical 0.16 acBigger

Bigger than 65% of homes nearby

Year built1950
OlderTypical 1975Newer

Newer than 5% of homes nearby

How 640 Magnolia Ave ranks against every home in each area.
MeasureThis homeBrea 92821Orange County
Estimated valuepricier than$729,44011% of homes16% of homes
Price per ft²pricier than$48111% of homes6% of homes
Living areabigger than1,517 ft²29% of homes39% of homes
Lot sizebigger than0.17 ac65% of homes71% of homes
Year builtnewer than19505% of homes5% of homes

About 640 Magnolia Ave

How much is 640 Magnolia Ave, Brea, CA worth?

The TopHap Estimate for 640 Magnolia Ave, Brea, CA is $729,440 as of Sep 24, 2026. The likely range is $590,019 to $868,861. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 640 Magnolia Ave, Brea, CA last sell?

640 Magnolia Ave, Brea, CA last sold on Feb 28, 2012 for $350,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 640 Magnolia Ave, Brea, CA?

640 Magnolia Ave, Brea, CA has 4 bedrooms, 2 bathrooms, 1,517 square feet of living space and a 0.17-acre lot.

When was 640 Magnolia Ave, Brea, CA built?

640 Magnolia Ave, Brea, CA was built in 1950, making it 76 years old. The building has 1 story.

What schools serve 640 Magnolia Ave, Brea, CA?

640 Magnolia Ave, Brea, CA is assigned to Arovista Elementary School (elementary), rated B; 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 640 Magnolia Ave, Brea, CA compare to other homes in Brea 92821?

Among the 10,782 homes in Brea 92821, it is worth more than 11% of them ($729,440 against a typical $1,068,707), its price per square foot is higher than 11% of them ($481 against a typical $560), it is bigger than 29% of them (1,517 ft² against a typical 1,869 ft²), its lot is bigger than 65% of them (0.17 ac against a typical 0.16 ac) and it is newer than 5% of them (1950 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 640 Magnolia Ave, Brea, CA?

The 2025 property tax bill for 640 Magnolia Ave, Brea, CA was $6,169. The county assessed it at $519,912.

More homes on Magnolia Ave

Closest homes

More homes in Brea 92821

Assigned schools

Explore the area

See this home in context

Open 640 Magnolia Ave on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map