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Single Family ResidenceResidential
$1,431,248$435 / 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 Oct 21, 2026
Last sold for $700,000 on Jan 24, 2011

816 WILLIAMS ST

BREA, CA 92821
4
Beds
3
Baths
3,289 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.
4,298 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

$1.4M
$1.3M low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$700,000 · Jan 24, 2011

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,547 (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.$914,754 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$362,152
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$552,602
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$896,818

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.0.10
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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 · 0.8 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

816 Williams St 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 Brea 92821
  • Costs less per square foot than 98% of homes in Brea 92821
  • Bigger than 93% of homes in Brea 92821
  • Has a smaller lot than 82% 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
$565K$2.5M

This home is worth more than 91% 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$1,431,248
CheaperTypical $1,066,926Pricier

Pricier than 91% of homes nearby

Price per ft²$435
CheaperTypical $562Pricier

Pricier than 2% of homes nearby

Living area3,289 ft²
SmallerTypical 1,882 ft²Bigger

Bigger than 93% of homes nearby

Lot size4,298 ft²
SmallerTypical 0.16 acBigger

Bigger than 19% of homes nearby

Year built2004
OlderTypical 1975Newer

Newer than 87% of homes nearby

How 816 Williams St ranks against every home in each area.
MeasureThis homeBrea 92821Orange County
Estimated valuepricier than$1,431,24891% of homes69% of homes
Price per ft²pricier than$4352% of homes3% of homes
Living areabigger than3,289 ft²93% of homes92% of homes
Lot sizebigger than4,298 ft²19% of homes18% of homes
Year builtnewer than200487% of homes89% of homes

About 816 Williams St

How much is 816 Williams St, Brea, CA worth?

The TopHap Estimate for 816 Williams St, Brea, CA is $1,431,248 as of Oct 21, 2026. The likely range is $1,344,286 to $1,518,210. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 816 Williams St, Brea, CA last sell?

816 Williams St, Brea, CA last sold on Jan 24, 2011 for $700,000, according to the county's recorded deed.

How big is 816 Williams St, Brea, CA?

816 Williams St, Brea, CA has 4 bedrooms, 3 bathrooms, 3,289 square feet of living space and a 0.10-acre lot.

When was 816 Williams St, Brea, CA built?

816 Williams St, Brea, CA was built in 2004, making it 22 years old.

What schools serve 816 Williams St, Brea, CA?

816 Williams St, 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 816 Williams St, Brea, CA compare to other homes in Brea 92821?

Among the 10,782 homes in Brea 92821, it is worth more than 91% of them ($1,431,248 against a typical $1,066,926), its price per square foot is higher than 2% of them ($435 against a typical $562), it is bigger than 93% of them (3,289 ft² against a typical 1,882 ft²), its lot is bigger than 19% of them (4,298 ft² against a typical 0.16 ac) and it is newer than 87% of them (2004 against a typical 1975). Measured against all of Orange County, it is worth more than 69% 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 816 Williams St, Brea, CA?

The 2025 property tax bill for 816 Williams St, Brea, CA was $10,547. The county assessed it at $914,754.

More homes on Williams St

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