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Single Family ResidenceResidential
$3,244,011$523 / 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 88How 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 $3,200,000 on Mar 4, 2026

18640 SEABISCUIT RUN

YORBA LINDA, CA 92886
5
Beds
5.5
Baths
6,198 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.
0.33 ac
Lot SizeThe size of the land the home sits on, from county records.
2005
Year BuiltThe year the home was originally built, according to county records.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$3.2M
$2.9M low$3.6M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$3,200,000 · Mar 4, 2026
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.$1,324,011
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$1,059,209
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.59%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$1,920,000
US BANK NA · 5% 1 · recorded Mar 4, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$27,420 (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.$2,535,768 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,068,873
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,466,895
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,486,048

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.0.33
PoolWhether the property has a pool, and what kind, such as in-ground.Pool W/Hot Tub/Spa

Transaction History(5)

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
Mabel M. Paine Elementary SchoolA-
Elementary · Grades KG–5 · 0.4 mi
M
Yorba Linda Middle SchoolA
Middle · Grades 6–8 · 1.1 mi
H
Yorba Linda High SchoolA+
High · Grades 9–12 · 1.1 mi

District: Placentia-Yorba Linda Unified School District

Neighborhood · ZIP 92886These 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.50
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.432

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
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.48,876
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,396 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$136,008
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$170,742
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.16 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.No

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

18640 Seabiscuit Run 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 96% of homes in Yorba Linda 92886
  • Costs less per square foot than 87% of homes in Yorba Linda 92886
  • Among the largest homes in Yorba Linda 92886
  • Has a bigger lot than 94% of homes in Orange County
  • Newer than 90% of homes in Orange County

What homes are worth in Yorba Linda 92886

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

This home
$537K$3.6M

This home is worth more than 96% of homes in Yorba Linda 92886.

How it measures up in Yorba Linda 92886

The dot is this home. The mark in the middle is the typical home in Yorba Linda 92886.

Estimated value$3,244,011
CheaperTypical $1,342,332Pricier

Pricier than 96% of homes nearby

Price per ft²$523
CheaperTypical $628Pricier

Pricier than 13% of homes nearby

Living area6,198 ft²
SmallerTypical 2,183 ft²Bigger

Bigger than almost all homes nearby

Lot size0.33 ac
SmallerTypical 0.21 acBigger

Bigger than 78% of homes nearby

Year built2005
OlderTypical 1979Newer

Newer than 87% of homes nearby

How 18640 Seabiscuit Run ranks against every home in each area.
MeasureThis homeYorba Linda 92886Orange County
Estimated valuepricier than$3,244,01196% of homes96% of homes
Price per ft²pricier than$52313% of homes23% of homes
Living areabigger than6,198 ft²almost all homesalmost all homes
Lot sizebigger than0.33 ac78% of homes94% of homes
Year builtnewer than200587% of homes90% of homes

About 18640 Seabiscuit Run

How much is 18640 Seabiscuit Run, Yorba Linda, CA worth?

The TopHap Estimate for 18640 Seabiscuit Run, Yorba Linda, CA is $3,244,011 as of Jul 14, 2026. The likely range is $2,856,573 to $3,631,449. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18640 Seabiscuit Run, Yorba Linda, CA last sell?

18640 Seabiscuit Run, Yorba Linda, CA last sold on Mar 4, 2026 for $3,200,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 18640 Seabiscuit Run, Yorba Linda, CA?

18640 Seabiscuit Run, Yorba Linda, CA has 5 bedrooms, 5.5 bathrooms, 6,198 square feet of living space and a 0.33-acre lot.

When was 18640 Seabiscuit Run, Yorba Linda, CA built?

18640 Seabiscuit Run, Yorba Linda, CA was built in 2005, making it 21 years old.

What schools serve 18640 Seabiscuit Run, Yorba Linda, CA?

18640 Seabiscuit Run, Yorba Linda, CA is assigned to Mabel M. Paine Elementary School (elementary), rated A-; Yorba Linda Middle School (middle), rated A; 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 18640 Seabiscuit Run, Yorba Linda, CA compare to other homes in Yorba Linda 92886?

Among the 16,667 homes in Yorba Linda 92886, it is worth more than 96% of them ($3,244,011 against a typical $1,342,332), its price per square foot is higher than 13% of them ($523 against a typical $628), it is bigger than almost all of them (6,198 ft² against a typical 2,183 ft²), its lot is bigger than 78% of them (0.33 ac against a typical 0.21 ac) and it is newer than 87% of them (2005 against a typical 1979). Measured against all of Orange County, it is worth more than 96% 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 18640 Seabiscuit Run, Yorba Linda, CA?

The 2025 property tax bill for 18640 Seabiscuit Run, Yorba Linda, CA was $27,420. The county assessed it at $2,535,768.

More homes on Seabiscuit Run

Closest homes

More homes in Yorba Linda 92886

Assigned schools

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