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Single Family ResidenceResidential
$1,096,808$911 / 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 93How 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 $1,350,000 on May 16, 2024

200 W MARIPOSA ST

ALTADENA, CA 91001
2
Beds
1
Baths
1,204 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1929
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.

Valuation

$1.1M
$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.$1,350,000 · May 16, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,597 (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.$489,523 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$489,523
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$922,926

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyLOS ANGELES
Lot (acres)The size of the land the home sits on, from county records.0.13
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Tile
HeatingThe type of heating system in the home.Floor/Wall Furnace
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(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.

H
John Muir High SchoolC-
High · Grades 9–12 · 1.1 mi
E
Altadena Arts Magnet SchoolB
Elementary · Grades KG–5 · 1.2 mi
M
Charles W. Eliot Arts Magnet AcademyD
Middle · Grades 6–8 · 1.5 mi

District: Pasadena Unified School District

Neighborhood · ZIP 91001These 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.56
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 100.728

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.34,397
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,046 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$132,057
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$176,224
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.34 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

200 W Mariposa St 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 70% of homes in Los Angeles County
  • Costs more per square foot than 93% of homes in Altadena 91001
  • Smaller than 80% of homes in Altadena
  • Has a smaller lot than 93% of homes in Altadena
  • Older than 87% of homes in Los Angeles County

What homes are worth in Altadena 91001

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

This home
$582K$2.8M

This home is worth more than 56% of homes in Altadena 91001.

How it measures up in Altadena 91001

The dot is this home. The mark in the middle is the typical home in Altadena 91001.

Estimated value$1,096,808
CheaperTypical $1,028,603Pricier

Pricier than 56% of homes nearby

Price per ft²$911
CheaperTypical $661Pricier

Pricier than 93% of homes nearby

Living area1,204 ft²
SmallerTypical 1,620 ft²Bigger

Bigger than 21% of homes nearby

Lot size0.13 ac
SmallerTypical 0.2 acBigger

Bigger than 8% of homes nearby

Year built1929
OlderTypical 1947Newer

Newer than 30% of homes nearby

How 200 W Mariposa St ranks against every home in each area.
MeasureThis homeAltadenaAltadena 91001Los Angeles County
Estimated valuepricier than$1,096,80851% of homes56% of homes70% of homes
Price per ft²pricier than$91190% of homes93% of homes88% of homes
Living areabigger than1,204 ft²20% of homes21% of homes25% of homes
Lot sizebigger than0.13 ac7% of homes8% of homes24% of homes
Year builtnewer than192930% of homes30% of homes13% of homes

About 200 W Mariposa St

How much is 200 W Mariposa St, Altadena, CA worth?

The TopHap Estimate for 200 W Mariposa St, Altadena, CA is $1,096,808 as of Sep 24, 2026. The likely range is $1,015,072 to $1,178,544. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 200 W Mariposa St, Altadena, CA last sell?

200 W Mariposa St, Altadena, CA last sold on May 16, 2024 for $1,350,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 200 W Mariposa St, Altadena, CA?

200 W Mariposa St, Altadena, CA has 2 bedrooms, 1 bathrooms, 1,204 square feet of living space and a 0.13-acre lot.

When was 200 W Mariposa St, Altadena, CA built?

200 W Mariposa St, Altadena, CA was built in 1929, making it 97 years old. It is a conventional home. The building has 1 story.

What schools serve 200 W Mariposa St, Altadena, CA?

200 W Mariposa St, Altadena, CA is assigned to John Muir High School (high), rated C-; Altadena Arts Magnet School (elementary), rated B; Charles W. Eliot Arts Magnet Academy (middle), rated D. All sit in Pasadena Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 200 W Mariposa St, Altadena, CA compare to other homes in Altadena 91001?

Among the 11,174 homes in Altadena 91001, it is worth more than 56% of them ($1,096,808 against a typical $1,028,603), its price per square foot is higher than 93% of them ($911 against a typical $661), it is bigger than 21% of them (1,204 ft² against a typical 1,620 ft²), its lot is bigger than 8% of them (0.13 ac against a typical 0.2 ac) and it is newer than 30% of them (1929 against a typical 1947). Measured against all of Los Angeles County, it is worth more than 70% 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 200 W Mariposa St, Altadena, CA?

The 2025 property tax bill for 200 W Mariposa St, Altadena, CA was $10,597. The county assessed it at $489,523.

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