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Single Family ResidenceResidential
$1,347,984$575 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $460,000 on Nov 9, 2001

309 ROBERTSON CT

PLACENTIA, CA 92870
4
Beds
3
Baths
2,344 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
2001
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

$1.3M
$1.3M low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$460,000 · Nov 9, 2001
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$1,347,984
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$1,078,387

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,730 (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.$738,968 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$312,018
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$426,950
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$724,479

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.43
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
52
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
40
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
19
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.0.2 percent flood zone

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.Pool W/Hot Tub/Spa

Transaction History(4)

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
John O. Tynes Elementary SchoolB-
Elementary · Grades KG–6 · 0.5 mi
M
Kraemer Middle SchoolB+
Middle · Grades 7–8 · 1.1 mi
H
Valencia High SchoolA
High · Grades 9–12 · 1.2 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.52,457
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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

309 Robertson Ct 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 85% of homes in Placentia 92870
  • Bigger than 77% of homes in Placentia 92870
  • Newer than 93% 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
$461K$1.6M

This home is worth more than 85% 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$1,347,984
CheaperTypical $1,091,383Pricier

Pricier than 85% of homes nearby

Price per ft²$575
CheaperTypical $578Pricier

Pricier than 49% of homes nearby

Living area2,344 ft²
SmallerTypical 1,832 ft²Bigger

Bigger than 77% of homes nearby

Lot size0.16 ac
SmallerTypical 0.16 acBigger

Bigger than 58% of homes nearby

Year built2001
OlderTypical 1972Newer

Newer than 93% of homes nearby

How 309 Robertson Ct ranks against every home in each area.
MeasureThis homePlacentia 92870Orange County
Estimated valuepricier than$1,347,98485% of homes69% of homes
Price per ft²pricier than$57549% of homes37% of homes
Living areabigger than2,344 ft²77% of homes75% of homes
Lot sizebigger than0.16 ac58% of homes60% of homes
Year builtnewer than200193% of homes86% of homes

About 309 Robertson Ct

How much is 309 Robertson Ct, Placentia, CA worth?

The TopHap Estimate for 309 Robertson Ct, Placentia, CA is $1,347,984 as of Jul 14, 2026. The likely range is $1,273,923 to $1,422,045. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Robertson Ct, Placentia, CA last sell?

309 Robertson Ct, Placentia, CA last sold on Nov 9, 2001 for $460,000, according to the county's recorded deed.

How big is 309 Robertson Ct, Placentia, CA?

309 Robertson Ct, Placentia, CA has 4 bedrooms, 3 bathrooms, 2,344 square feet of living space and a 0.17-acre lot.

When was 309 Robertson Ct, Placentia, CA built?

309 Robertson Ct, Placentia, CA was built in 2001, making it 25 years old.

What schools serve 309 Robertson Ct, Placentia, CA?

309 Robertson Ct, Placentia, CA is assigned to John O. Tynes Elementary School (elementary), rated B-; Kraemer Middle School (middle), rated B+; Valencia 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 309 Robertson Ct, Placentia, CA compare to other homes in Placentia 92870?

Among the 13,724 homes in Placentia 92870, it is worth more than 85% of them ($1,347,984 against a typical $1,091,383), its price per square foot is higher than 49% of them ($575 against a typical $578), it is bigger than 77% of them (2,344 ft² against a typical 1,832 ft²), its lot is bigger than 58% of them (0.16 ac against a typical 0.16 ac) and it is newer than 93% of them (2001 against a typical 1972). 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 309 Robertson Ct, Placentia, CA?

The 2025 property tax bill for 309 Robertson Ct, Placentia, CA was $8,730. The county assessed it at $738,968.

Closest homes

More homes in Placentia 92870

Assigned schools

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