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Single Family ResidenceResidential
$1,342,017$489 / 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 Sep 24, 2026
Last sold for $766,000 on Aug 21, 2013

1636 ROCK RIV

PLACENTIA, CA 92870
5
Beds
3
Baths
2,744 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.
1968
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
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

$1.3M
$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.$766,000 · Aug 21, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,126 (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.$987,043 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$750,816
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$236,227
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$967,690

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.0.18
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(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.

E
Brookhaven Elementary SchoolA+
Elementary · Grades KG–6 · 0.2 mi
H
El Dorado High SchoolA-
High · Grades 9–12 · 0.3 mi
M
Tuffree Middle SchoolA-
Middle · Grades 7–8 · 0.6 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

1636 Rock Riv 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 81% of homes in Placentia 92870
  • Costs less per square foot than 93% of homes in Orange County
  • Bigger than 90% of homes in Placentia 92870
  • Has a bigger lot than 76% 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
$471K$1.7M

This home is worth more than 81% 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$1,342,017
CheaperTypical $1,086,046Pricier

Pricier than 81% of homes nearby

Price per ft²$489
CheaperTypical $586Pricier

Pricier than 10% of homes nearby

Living area2,744 ft²
SmallerTypical 1,825 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.18 ac
SmallerTypical 0.16 acBigger

Bigger than 76% of homes nearby

Year built1968
OlderTypical 1972Newer

Newer than 37% of homes nearby

How 1636 Rock Riv ranks against every home in each area.
MeasureThis homePlacentia 92870Orange County
Estimated valuepricier than$1,342,01781% of homes64% of homes
Price per ft²pricier than$48910% of homes7% of homes
Living areabigger than2,744 ft²90% of homes84% of homes
Lot sizebigger than0.18 ac76% of homes73% of homes
Year builtnewer than196837% of homes37% of homes

About 1636 Rock Riv

How much is 1636 Rock Riv, Placentia, CA worth?

The TopHap Estimate for 1636 Rock Riv, Placentia, CA is $1,342,017 as of Sep 24, 2026. The likely range is $1,269,513 to $1,414,521. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1636 Rock Riv, Placentia, CA last sell?

1636 Rock Riv, Placentia, CA last sold on Aug 21, 2013 for $766,000, according to the county's recorded deed.

How big is 1636 Rock Riv, Placentia, CA?

1636 Rock Riv, Placentia, CA has 5 bedrooms, 3 bathrooms, 2,744 square feet of living space and a 0.18-acre lot.

When was 1636 Rock Riv, Placentia, CA built?

1636 Rock Riv, Placentia, CA was built in 1968, making it 58 years old. The building has 2 stories.

What schools serve 1636 Rock Riv, Placentia, CA?

1636 Rock Riv, Placentia, CA is assigned to Brookhaven Elementary School (elementary), rated A+; El Dorado High School (high), rated A-; Tuffree Middle School (middle), 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 1636 Rock Riv, Placentia, CA compare to other homes in Placentia 92870?

Among the 13,725 homes in Placentia 92870, it is worth more than 81% of them ($1,342,017 against a typical $1,086,046), its price per square foot is higher than 10% of them ($489 against a typical $586), it is bigger than 90% of them (2,744 ft² against a typical 1,825 ft²), its lot is bigger than 76% of them (0.18 ac against a typical 0.16 ac) and it is newer than 37% of them (1968 against a typical 1972). Measured against all of Orange County, it is worth more than 64% 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 1636 Rock Riv, Placentia, CA?

The 2025 property tax bill for 1636 Rock Riv, Placentia, CA was $11,126. The county assessed it at $987,043.

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