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Single Family ResidenceResidential
$1,158,559$691 / 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 96How 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 $487,000 on Jun 15, 2012

21740 POTOMAC AVE

YORBA LINDA, CA 92887
3
Beds
2
Baths
1,676 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.
0.23 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$487,000 · Jun 15, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,402 (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.$679,875 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$426,648
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$253,227
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$666,545

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.0.23
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.Pool W/Hot Tub/Spa

Transaction History(9)

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
Travis RanchB
Elementary · Grades KG–8 · 0.5 mi
H
Yorba Linda High SchoolA+
High · Grades 9–12 · 2.4 mi

District: Placentia-Yorba Linda Unified School District

Neighborhood · ZIP 92887These 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.30
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.461

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.39%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
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.20,547
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,325 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$156,784
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$196,604
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.73%

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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

21740 Potomac 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 74% of homes in Yorba Linda 92887
  • Costs more per square foot than 85% of homes in Yorba Linda 92887
  • Smaller than 78% of homes in Yorba Linda 92887
  • Has a bigger lot than 87% of homes in Orange County
  • Older than 68% of homes in Yorba Linda 92887

What homes are worth in Yorba Linda 92887

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

This home
$525K$3.1M

This home is worth more than 26% of homes in Yorba Linda 92887.

How it measures up in Yorba Linda 92887

The dot is this home. The mark in the middle is the typical home in Yorba Linda 92887.

Estimated value$1,158,559
CheaperTypical $1,479,956Pricier

Pricier than 26% of homes nearby

Price per ft²$691
CheaperTypical $604Pricier

Pricier than 85% of homes nearby

Living area1,676 ft²
SmallerTypical 2,484 ft²Bigger

Bigger than 22% of homes nearby

Lot size0.23 ac
SmallerTypical 0.23 acBigger

Bigger than 52% of homes nearby

Year built1985
OlderTypical 1988Newer

Newer than 32% of homes nearby

How 21740 Potomac Ave ranks against every home in each area.
MeasureThis homeYorba Linda 92887Orange County
Estimated valuepricier than$1,158,55926% of homes52% of homes
Price per ft²pricier than$69185% of homes58% of homes
Living areabigger than1,676 ft²22% of homes47% of homes
Lot sizebigger than0.23 ac52% of homes87% of homes
Year builtnewer than198532% of homes67% of homes

About 21740 Potomac Ave

How much is 21740 Potomac Ave, Yorba Linda, CA worth?

The TopHap Estimate for 21740 Potomac Ave, Yorba Linda, CA is $1,158,559 as of Sep 24, 2026. The likely range is $1,114,838 to $1,202,280. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21740 Potomac Ave, Yorba Linda, CA last sell?

21740 Potomac Ave, Yorba Linda, CA last sold on Jun 15, 2012 for $487,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21740 Potomac Ave, Yorba Linda, CA?

21740 Potomac Ave, Yorba Linda, CA has 3 bedrooms, 2 bathrooms, 1,676 square feet of living space and a 0.23-acre lot.

When was 21740 Potomac Ave, Yorba Linda, CA built?

21740 Potomac Ave, Yorba Linda, CA was built in 1985, making it 41 years old. The building has 1 story.

What schools serve 21740 Potomac Ave, Yorba Linda, CA?

21740 Potomac Ave, Yorba Linda, CA is assigned to Travis Ranch (elementary), rated B; Yorba Linda 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 21740 Potomac Ave, Yorba Linda, CA compare to other homes in Yorba Linda 92887?

Among the 6,582 homes in Yorba Linda 92887, it is worth more than 26% of them ($1,158,559 against a typical $1,479,956), its price per square foot is higher than 85% of them ($691 against a typical $604), it is bigger than 22% of them (1,676 ft² against a typical 2,484 ft²), its lot is bigger than 52% of them (0.23 ac against a typical 0.23 ac) and it is newer than 32% of them (1985 against a typical 1988). Measured against all of Orange County, it is worth more than 52% 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 21740 Potomac Ave, Yorba Linda, CA?

The 2025 property tax bill for 21740 Potomac Ave, Yorba Linda, CA was $8,402. The county assessed it at $679,875.

More homes on Potomac Ave

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Assigned schools

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