Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$709,118
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

431 SIEVERS AVE

BREA, CA 92821
0
Baths
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$709K
$676K low$742K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,577 (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.$182,055 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$118,089
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$63,966
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$178,486

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.130 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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(3)

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
Arovista Elementary SchoolB
Elementary · Grades KG–6 · 0.3 mi
M
Brea Junior High SchoolA
Middle · Grades 7–8 · 0.9 mi
H
Brea Olinda High SchoolA+
High · Grades 9–12 · 2.0 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

431 Sievers 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 87% of homes in Brea 92821
  • Has a bigger lot than 70% 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
$523K$2.2M

This home is worth more than 13% 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$709,118
CheaperTypical $1,013,746Pricier

Pricier than 13% of homes nearby

Lot size0.17 ac
SmallerTypical 0.16 acBigger

Bigger than 65% of homes nearby

How 431 Sievers Ave ranks against every home in each area.
MeasureThis homeBrea 92821Orange County
Estimated valuepricier than$709,11813% of homes18% of homes
Lot sizebigger than0.17 ac65% of homes70% of homes

About 431 Sievers Ave

How much is 431 Sievers Ave, Brea, CA worth?

The TopHap Estimate for 431 Sievers Ave, Brea, CA is $709,118 as of Aug 30, 2026. The likely range is $676,319 to $741,916. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 431 Sievers Ave, Brea, CA last sell?

431 Sievers Ave, Brea, CA last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve 431 Sievers Ave, Brea, CA?

431 Sievers 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 431 Sievers Ave, Brea, CA compare to other homes in Brea 92821?

Among the 10,781 homes in Brea 92821, it is worth more than 13% of them ($709,118 against a typical $1,013,746) and its lot is bigger than 65% of them (0.17 ac against a typical 0.16 ac). Measured against all of Orange County, it is worth more than 18% 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 431 Sievers Ave, Brea, CA?

The 2025 property tax bill for 431 Sievers Ave, Brea, CA was $2,577. The county assessed it at $182,055.

More homes on Sievers Ave

Closest homes

More homes in Brea 92821

Assigned schools

Explore the area

See this home in context

Open 431 Sievers 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