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Single Family ResidenceResidential
$1,204,054$538 / 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 91How 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 $780,000 on Nov 9, 2006

437 MARYMONT AVE

PLACENTIA, CA 92870
4
Beds
3
Baths
2,238 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.
1966
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.2M
$1.1M low$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$780,000 · Nov 9, 2006

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,825 (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.$1,054,357 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$821,282
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$233,075
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,033,684

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
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(8)

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.

M
Col. J. K. Tuffree Middle SchoolA
Middle · Grades 7–8 · 0.4 mi
E
Sierra Vista Elementary SchoolA+
Elementary · Grades KG–6 · 0.5 mi
H
El Dorado High SchoolA
High · Grades 9–12 · 1.1 mi

District: Placentia-Yorba Linda Unified School District

Neighborhood · ZIP 92870These 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 100.364

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.4%
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.52,456
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,618 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$104,439
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$133,532
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.14 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.75%

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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

437 Marymont 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 more than 69% of homes in Placentia 92870
  • Costs less per square foot than 76% of homes in Orange County
  • Bigger than 72% of homes in Placentia 92870
  • Has a bigger lot than 66% of homes in Placentia 92870
  • Older than 68% of homes in Placentia 92870

What homes are worth in Placentia 92870

Each bar is how many homes fall in that price range. The marker is this home.

This home
$447K$1.7M

This home is worth more than 69% of homes in Placentia 92870.

How it measures up in Placentia 92870

The dot is this home. The mark in the middle is the typical home in Placentia 92870.

Estimated value$1,204,054
CheaperTypical $1,067,396Pricier

Pricier than 69% of homes nearby

Price per ft²$538
CheaperTypical $574Pricier

Pricier than 33% of homes nearby

Living area2,238 ft²
SmallerTypical 1,833 ft²Bigger

Bigger than 72% of homes nearby

Lot size0.17 ac
SmallerTypical 0.16 acBigger

Bigger than 66% of homes nearby

Year built1966
OlderTypical 1972Newer

Newer than 32% of homes nearby

How 437 Marymont Ave ranks against every home in each area.
MeasureThis homePlacentia 92870Orange County
Estimated valuepricier than$1,204,05469% of homes58% of homes
Price per ft²pricier than$53833% of homes24% of homes
Living areabigger than2,238 ft²72% of homes71% of homes
Lot sizebigger than0.17 ac66% of homes66% of homes
Year builtnewer than196632% of homes33% of homes

About 437 Marymont Ave

How much is 437 Marymont Ave, Placentia, CA worth?

The TopHap Estimate for 437 Marymont Ave, Placentia, CA is $1,204,054 as of Aug 30, 2026. The likely range is $1,094,629 to $1,313,479. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 437 Marymont Ave, Placentia, CA last sell?

437 Marymont Ave, Placentia, CA last sold on Nov 9, 2006 for $780,000, according to the county's recorded deed.

How big is 437 Marymont Ave, Placentia, CA?

437 Marymont Ave, Placentia, CA has 4 bedrooms, 3 bathrooms, 2,238 square feet of living space and a 0.17-acre lot.

When was 437 Marymont Ave, Placentia, CA built?

437 Marymont Ave, Placentia, CA was built in 1966, making it 60 years old. The building has 2 stories.

What schools serve 437 Marymont Ave, Placentia, CA?

437 Marymont Ave, Placentia, CA is assigned to Col. J. K. Tuffree Middle School (middle), rated A; Sierra Vista Elementary School (elementary), rated A+; El Dorado High School (high), rated A. All sit in Placentia-Yorba Linda Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 437 Marymont Ave, Placentia, CA compare to other homes in Placentia 92870?

Among the 13,724 homes in Placentia 92870, it is worth more than 69% of them ($1,204,054 against a typical $1,067,396), its price per square foot is higher than 33% of them ($538 against a typical $574), it is bigger than 72% of them (2,238 ft² against a typical 1,833 ft²), its lot is bigger than 66% of them (0.17 ac against a typical 0.16 ac) and it is newer than 32% of them (1966 against a typical 1972). Measured against all of Orange County, it is worth more than 58% 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 437 Marymont Ave, Placentia, CA?

The 2025 property tax bill for 437 Marymont Ave, Placentia, CA was $11,825. The county assessed it at $1,054,357.

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Assigned schools

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