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Single Family ResidenceResidential
$1,113,204$453 / 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 93How 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 $475,000 on Sep 30, 2010

525 UNION PL

BREA, CA 92821
5
Beds
3
Baths
2,458 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.
0.19 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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$1M low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$475,000 · Sep 30, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,208 (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.$620,724 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$402,619
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$218,105
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$608,553

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.0.19
FireplaceWhether the home has a fireplace, and what kind.Yes
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.

Foreclosure Filings(1)

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

E
Laurel Elementary Magnet School of Innovation and Career ExplrB-
Elementary · Grades KG–6 · 0.2 mi
M
Brea Junior High SchoolA
Middle · Grades 7–8 · 0.8 mi
H
Brea Olinda High SchoolA+
High · Grades 9–12 · 1.7 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

525 Union Pl 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 65% of homes in Brea 92821
  • Costs less per square foot than 92% of homes in Orange County
  • Bigger than 79% of homes in Brea 92821
  • Has a bigger lot than 78% 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
$532K$2.2M

This home is worth more than 65% 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$1,113,204
CheaperTypical $1,013,287Pricier

Pricier than 65% of homes nearby

Price per ft²$453
CheaperTypical $530Pricier

Pricier than 14% of homes nearby

Living area2,458 ft²
SmallerTypical 1,882 ft²Bigger

Bigger than 79% of homes nearby

Lot size0.19 ac
SmallerTypical 0.16 acBigger

Bigger than 74% of homes nearby

Year built1950
OlderTypical 1975Newer

Newer than 5% of homes nearby

How 525 Union Pl ranks against every home in each area.
MeasureThis homeBrea 92821Orange County
Estimated valuepricier than$1,113,20465% of homes53% of homes
Price per ft²pricier than$45314% of homes8% of homes
Living areabigger than2,458 ft²79% of homes77% of homes
Lot sizebigger than0.19 ac74% of homes78% of homes
Year builtnewer than19505% of homes5% of homes

About 525 Union Pl

How much is 525 Union Pl, Brea, CA worth?

The TopHap Estimate for 525 Union Pl, Brea, CA is $1,113,204 as of Aug 30, 2026. The likely range is $1,036,165 to $1,190,243. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 525 Union Pl, Brea, CA last sell?

525 Union Pl, Brea, CA last sold on Sep 30, 2010 for $475,000, according to the county's recorded deed.

How big is 525 Union Pl, Brea, CA?

525 Union Pl, Brea, CA has 5 bedrooms, 3 bathrooms, 2,458 square feet of living space and a 0.19-acre lot.

When was 525 Union Pl, Brea, CA built?

525 Union Pl, Brea, CA was built in 1950, making it 76 years old.

What schools serve 525 Union Pl, Brea, CA?

525 Union Pl, Brea, CA is assigned to Laurel Elementary Magnet School of Innovation and Career Explr (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 525 Union Pl, Brea, CA compare to other homes in Brea 92821?

Among the 10,781 homes in Brea 92821, it is worth more than 65% of them ($1,113,204 against a typical $1,013,287), its price per square foot is higher than 14% of them ($453 against a typical $530), it is bigger than 79% of them (2,458 ft² against a typical 1,882 ft²), its lot is bigger than 74% of them (0.19 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 53% 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 525 Union Pl, Brea, CA?

The 2025 property tax bill for 525 Union Pl, Brea, CA was $7,208. The county assessed it at $620,724.

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