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Single Family ResidenceResidential
$939,880$298 / 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 Aug 30, 2026
Last sold for $950,000 on Nov 27, 2024

27630 MARIPOSA LN

CASTAIC, CA 91384
5
Beds
4
Baths
3,154 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
2000
Year BuiltThe year the home was originally built, according to county records.

Valuation

$940K
$886K low$994K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$950,000 · Nov 27, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,690 (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.$969,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$425,034
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$543,966
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$950,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyLOS ANGELES
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Solar
CoolingThe type of cooling or air conditioning in the home.Central
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(8)

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
Northlake Hills Elementary SchoolA-
Elementary · Grades KG–6 · 0.6 mi
M
Castaic Middle SchoolB+
Middle · Grades 7–8 · 2.6 mi
H
Valencia High SchoolA+
High · Grades 9–12 · 5.5 mi

District: William S. Hart Union High School District (9-12)

Neighborhood · ZIP 91384These 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.100
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.435

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.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.23,962
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.135 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$127,173
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$148,137
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.21 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

27630 Mariposa Ln 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 85% of homes in Castaic 91384
  • Costs less per square foot than 95% of homes in Los Angeles County
  • Bigger than 90% of homes in Castaic 91384
  • Newer than 91% of homes in Los Angeles County

What homes are worth in Castaic 91384

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

This home
$416K$1.5M

This home is worth more than 85% of homes in Castaic 91384.

How it measures up in Castaic 91384

The dot is this home. The mark in the middle is the typical home in Castaic 91384.

Estimated value$939,880
CheaperTypical $790,000Pricier

Pricier than 85% of homes nearby

Price per ft²$298
CheaperTypical $397Pricier

Pricier than 10% of homes nearby

Living area3,154 ft²
SmallerTypical 1,864 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.15 ac
SmallerTypical 0.17 acBigger

Bigger than 40% of homes nearby

Year built2000
OlderTypical 1993Newer

Newer than 73% of homes nearby

How 27630 Mariposa Ln ranks against every home in each area.
MeasureThis homeCastaic 91384Los Angeles County
Estimated valuepricier than$939,88085% of homes61% of homes
Price per ft²pricier than$29810% of homes5% of homes
Living areabigger than3,154 ft²90% of homes90% of homes
Lot sizebigger than0.15 ac40% of homes39% of homes
Year builtnewer than200073% of homes91% of homes

About 27630 Mariposa Ln

How much is 27630 Mariposa Ln, Castaic, CA worth?

The TopHap Estimate for 27630 Mariposa Ln, Castaic, CA is $939,880 as of Aug 30, 2026. The likely range is $885,619 to $994,141. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 27630 Mariposa Ln, Castaic, CA last sell?

27630 Mariposa Ln, Castaic, CA last sold on Nov 27, 2024 for $950,000, according to the county's recorded deed. TopHap holds 7 recorded sales for this parcel.

How big is 27630 Mariposa Ln, Castaic, CA?

27630 Mariposa Ln, Castaic, CA has 5 bedrooms, 4 bathrooms, 3,154 square feet of living space and a 0.15-acre lot.

When was 27630 Mariposa Ln, Castaic, CA built?

27630 Mariposa Ln, Castaic, CA was built in 2000, making it 26 years old.

What schools serve 27630 Mariposa Ln, Castaic, CA?

27630 Mariposa Ln, Castaic, CA is assigned to Northlake Hills Elementary School (elementary), rated A-; Castaic Middle School (middle), rated B+; Valencia High School (high), rated A+. All sit in William S. Hart Union High School District (9-12). Attendance boundaries change — confirm with the district before relying on an assignment.

How does 27630 Mariposa Ln, Castaic, CA compare to other homes in Castaic 91384?

Among the 6,790 homes in Castaic 91384, it is worth more than 85% of them ($939,880 against a typical $790,000), its price per square foot is higher than 10% of them ($298 against a typical $397), it is bigger than 90% of them (3,154 ft² against a typical 1,864 ft²), its lot is bigger than 40% of them (0.15 ac against a typical 0.17 ac) and it is newer than 73% of them (2000 against a typical 1993). Measured against all of Los Angeles County, it is worth more than 61% 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 27630 Mariposa Ln, Castaic, CA?

The 2025 property tax bill for 27630 Mariposa Ln, Castaic, CA was $12,690. The county assessed it at $969,000.

More homes on Mariposa Ln

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Assigned schools

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