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Single Family ResidenceResidential
$1,386,387$693 / 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 94How 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 $788,000 on Dec 29, 2004

21 MERLIN AVE

ALISO VIEJO, CA 92656
4
Beds
2.5
Baths
2,000 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1994
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

$1.4M
$1.3M low$1.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$788,000 · Dec 29, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,011 (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.$1,120,364 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$824,276
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$296,088
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,098,397

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.0.10
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.No

Transaction History(7)

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
Oak Grove Elementary SchoolA
Elementary · Grades KG–5 · 1.7 mi
M
Aliso Viejo Middle SchoolA
Middle · Grades 6–8 · 1.9 mi
H
Aliso Niguel High SchoolA
High · Grades 9–12 · 2.9 mi

District: Capistrano Unified School District

Neighborhood · ZIP 92656These 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.106
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.293

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.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.52,065
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,206 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,259
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$153,003
Average tempThe average temperature here across a full year.63°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

21 Merlin 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 more than 86% of homes in Aliso Viejo 92656
  • Costs more per square foot than 84% of homes in Aliso Viejo 92656
  • Bigger than 80% of homes in Aliso Viejo 92656
  • Has a smaller lot than 82% of homes in Orange County
  • Newer than 79% of homes in Orange County

What homes are worth in Aliso Viejo 92656

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

This home
$492K$2.2M

This home is worth more than 86% of homes in Aliso Viejo 92656.

How it measures up in Aliso Viejo 92656

The dot is this home. The mark in the middle is the typical home in Aliso Viejo 92656.

Estimated value$1,386,387
CheaperTypical $921,116Pricier

Pricier than 86% of homes nearby

Price per ft²$693
CheaperTypical $625Pricier

Pricier than 84% of homes nearby

Living area2,000 ft²
SmallerTypical 1,492 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.1 ac
SmallerTypical 3,572 ft²Bigger

Bigger than 73% of homes nearby

Year built1994
OlderTypical 1993Newer

Newer than 62% of homes nearby

How 21 Merlin Ave ranks against every home in each area.
MeasureThis homeAliso Viejo 92656Orange County
Estimated valuepricier than$1,386,38786% of homes67% of homes
Price per ft²pricier than$69384% of homes59% of homes
Living areabigger than2,000 ft²80% of homes62% of homes
Lot sizebigger than0.1 ac73% of homes18% of homes
Year builtnewer than199462% of homes79% of homes

About 21 Merlin Ave

How much is 21 Merlin Ave, Aliso Viejo, CA worth?

The TopHap Estimate for 21 Merlin Ave, Aliso Viejo, CA is $1,386,387 as of Sep 24, 2026. The likely range is $1,308,072 to $1,464,702. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Merlin Ave, Aliso Viejo, CA last sell?

21 Merlin Ave, Aliso Viejo, CA last sold on Dec 29, 2004 for $788,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Merlin Ave, Aliso Viejo, CA?

21 Merlin Ave, Aliso Viejo, CA has 4 bedrooms, 2.5 bathrooms, 2,000 square feet of living space and a 0.10-acre lot.

When was 21 Merlin Ave, Aliso Viejo, CA built?

21 Merlin Ave, Aliso Viejo, CA was built in 1994, making it 32 years old.

What schools serve 21 Merlin Ave, Aliso Viejo, CA?

21 Merlin Ave, Aliso Viejo, CA is assigned to Oak Grove Elementary School (elementary), rated A; Aliso Viejo Middle School (middle), rated A; Aliso Niguel High School (high), rated A. All sit in Capistrano Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Merlin Ave, Aliso Viejo, CA compare to other homes in Aliso Viejo 92656?

Among the 15,273 homes in Aliso Viejo 92656, it is worth more than 86% of them ($1,386,387 against a typical $921,116), its price per square foot is higher than 84% of them ($693 against a typical $625), it is bigger than 80% of them (2,000 ft² against a typical 1,492 ft²), its lot is bigger than 73% of them (0.1 ac against a typical 3,572 ft²) and it is newer than 62% of them (1994 against a typical 1993). Measured against all of Orange County, it is worth more than 67% 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 21 Merlin Ave, Aliso Viejo, CA?

The 2025 property tax bill for 21 Merlin Ave, Aliso Viejo, CA was $11,011. The county assessed it at $1,120,364.

More homes on Merlin Ave

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More homes in Aliso Viejo 92656

Assigned schools

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