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Single Family ResidenceResidential
$1,535,400$580 / 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 Sep 24, 2026
Last sold for $655,000 on Apr 17, 2012

577 SYCAMORE AVE

FULLERTON, CA 92831
4
Beds
3
Baths
2,645 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
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.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.5M
$1.4M low$1.6M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$655,000 · Apr 17, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,287 (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.$839,167 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$571,934
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$267,233
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$822,713

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Contemporary
CountyORANGE
Lot (acres)The size of the land the home sits on, from county records.0.18
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Central
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(6)

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.

H
Troy High SchoolA+
High · Grades 9–12 · 0.3 mi
M
Ladera Vista Junior High School of the ArtsB
Middle · Grades 7–8 · 0.4 mi
E
Acacia Elementary SchoolA+
Elementary · Grades KG–6 · 0.6 mi

District: Fullerton Elementary School District

Neighborhood · ZIP 92831These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.352

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.38,891
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,421 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$86,613
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$115,560
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

577 Sycamore 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 90% of homes in Fullerton 92831
  • Costs less per square foot than 73% of homes in Orange County
  • Bigger than 85% of homes in Fullerton 92831
  • Has a bigger lot than 75% of homes in Orange County
  • Newer than 88% of homes in Fullerton 92831

What homes are worth in Fullerton 92831

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

This home
$409K$2.6M

This home is worth more than 90% of homes in Fullerton 92831.

How it measures up in Fullerton 92831

The dot is this home. The mark in the middle is the typical home in Fullerton 92831.

Estimated value$1,535,400
CheaperTypical $992,690Pricier

Pricier than 90% of homes nearby

Price per ft²$580
CheaperTypical $588Pricier

Pricier than 47% of homes nearby

Living area2,645 ft²
SmallerTypical 1,636 ft²Bigger

Bigger than 85% of homes nearby

Lot size0.18 ac
SmallerTypical 0.18 acBigger

Bigger than 56% of homes nearby

Year built1978
OlderTypical 1962Newer

Newer than 88% of homes nearby

How 577 Sycamore Ave ranks against every home in each area.
MeasureThis homeFullerton 92831Orange County
Estimated valuepricier than$1,535,40090% of homes74% of homes
Price per ft²pricier than$58047% of homes27% of homes
Living areabigger than2,645 ft²85% of homes82% of homes
Lot sizebigger than0.18 ac56% of homes75% of homes
Year builtnewer than197888% of homes58% of homes

About 577 Sycamore Ave

How much is 577 Sycamore Ave, Fullerton, CA worth?

The TopHap Estimate for 577 Sycamore Ave, Fullerton, CA is $1,535,400 as of Sep 24, 2026. The likely range is $1,435,354 to $1,635,446. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 577 Sycamore Ave, Fullerton, CA last sell?

577 Sycamore Ave, Fullerton, CA last sold on Apr 17, 2012 for $655,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 577 Sycamore Ave, Fullerton, CA?

577 Sycamore Ave, Fullerton, CA has 4 bedrooms, 3 bathrooms, 2,645 square feet of living space and a 0.18-acre lot.

When was 577 Sycamore Ave, Fullerton, CA built?

577 Sycamore Ave, Fullerton, CA was built in 1978, making it 48 years old. It is a contemporary home. The building has 2 stories.

What schools serve 577 Sycamore Ave, Fullerton, CA?

577 Sycamore Ave, Fullerton, CA is assigned to Troy High School (high), rated A+; Ladera Vista Junior High School of the Arts (middle), rated B; Acacia Elementary School (elementary), rated A+. All sit in Fullerton Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 577 Sycamore Ave, Fullerton, CA compare to other homes in Fullerton 92831?

Among the 6,872 homes in Fullerton 92831, it is worth more than 90% of them ($1,535,400 against a typical $992,690), its price per square foot is higher than 47% of them ($580 against a typical $588), it is bigger than 85% of them (2,645 ft² against a typical 1,636 ft²), its lot is bigger than 56% of them (0.18 ac against a typical 0.18 ac) and it is newer than 88% of them (1978 against a typical 1962). Measured against all of Orange County, it is worth more than 74% 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 577 Sycamore Ave, Fullerton, CA?

The 2025 property tax bill for 577 Sycamore Ave, Fullerton, CA was $9,287. The county assessed it at $839,167.

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