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Single Family ResidenceResidential
$1,930,454$741 / 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 89How 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 $1,750,000 on Aug 8, 2024

21421 ALISO CT

LAKE FOREST, CA 92630
4
Beds
2.5
Baths
2,605 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
Year BuiltThe year the home was originally built, according to county records.
8
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

$1.9M
$1.7M low$2.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,750,000 · Aug 8, 2024
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.$594,454
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$475,563
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.69%
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.$1,336,000
AMERICAN PACIFIC MORTGAGE CORP · recorded Aug 8, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$18,377 (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.$1,785,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,429,811
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$355,189
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,750,000

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.0.21
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(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
Lake Forest Elementary SchoolA-
Elementary · Grades KG–6 · 0.7 mi
H
El Toro High SchoolA-
High · Grades 9–12 · 1.7 mi
M
Serrano Intermediate SchoolB-
Middle · Grades 7–8 · 2.4 mi

District: Saddleback Valley Unified School District

Neighborhood · ZIP 92630These 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.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.241

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.33%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.63,840
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,834 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$118,504
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$145,211
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.15 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.Absentee owner
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

21421 Aliso 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.

  • Among the most valuable homes in Rancho de Los Alisos
  • Costs more per square foot than 91% of homes in Rancho de Los Alisos
  • Bigger than 89% of homes in Rancho de Los Alisos
  • Has a bigger lot than 93% of homes in Lake Forest 92630
  • Newer than 80% of homes in Rancho de Los Alisos

What homes are worth in Lake Forest 92630

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

This home
$421K$2.4M

This home is worth more than 94% of homes in Lake Forest 92630.

How it measures up in Lake Forest 92630

The dot is this home. The mark in the middle is the typical home in Lake Forest 92630.

Estimated value$1,930,454
CheaperTypical $1,132,595Pricier

Pricier than 94% of homes nearby

Price per ft²$741
CheaperTypical $615Pricier

Pricier than 88% of homes nearby

Living area2,605 ft²
SmallerTypical 1,782 ft²Bigger

Bigger than 84% of homes nearby

Lot size0.21 ac
SmallerTypical 0.13 acBigger

Bigger than 93% of homes nearby

Year built1986
OlderTypical 1979Newer

Newer than 77% of homes nearby

How 21421 Aliso Ct ranks against every home in each area.
MeasureThis homeRancho de Los AlisosLake Forest 92630Orange County
Estimated valuepricier than$1,930,454almost all homes94% of homes88% of homes
Price per ft²pricier than$74191% of homes88% of homes75% of homes
Living areabigger than2,605 ft²89% of homes84% of homes81% of homes
Lot sizebigger than0.21 ac82% of homes93% of homes84% of homes
Year builtnewer than198680% of homes77% of homes69% of homes

About 21421 Aliso Ct

How much is 21421 Aliso Ct, Lake Forest, CA worth?

The TopHap Estimate for 21421 Aliso Ct, Lake Forest, CA is $1,930,454 as of Jul 14, 2026. The likely range is $1,709,521 to $2,151,387. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21421 Aliso Ct, Lake Forest, CA last sell?

21421 Aliso Ct, Lake Forest, CA last sold on Aug 8, 2024 for $1,750,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21421 Aliso Ct, Lake Forest, CA?

21421 Aliso Ct, Lake Forest, CA has 4 bedrooms, 2.5 bathrooms, 2,605 square feet of living space and a 0.21-acre lot.

When was 21421 Aliso Ct, Lake Forest, CA built?

21421 Aliso Ct, Lake Forest, CA was built in 1986, making it 40 years old.

What schools serve 21421 Aliso Ct, Lake Forest, CA?

21421 Aliso Ct, Lake Forest, CA is assigned to Lake Forest Elementary School (elementary), rated A-; El Toro High School (high), rated A-; Serrano Intermediate School (middle), rated B-. All sit in Saddleback Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21421 Aliso Ct, Lake Forest, CA compare to other homes in Lake Forest 92630?

Among the 20,537 homes in Lake Forest 92630, it is worth more than 94% of them ($1,930,454 against a typical $1,132,595), its price per square foot is higher than 88% of them ($741 against a typical $615), it is bigger than 84% of them (2,605 ft² against a typical 1,782 ft²), its lot is bigger than 93% of them (0.21 ac against a typical 0.13 ac) and it is newer than 77% of them (1986 against a typical 1979). Measured against all of Orange County, it is worth more than 88% 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 21421 Aliso Ct, Lake Forest, CA?

The 2025 property tax bill for 21421 Aliso Ct, Lake Forest, CA was $18,377. The county assessed it at $1,785,000.

More homes on Aliso Ct

Closest homes

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Assigned schools

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