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Single Family ResidenceResidential
$855,818$722 / 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 95How 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 $365,000 on Dec 17, 2003

811 ARCHWOOD PL

ALTADENA, CA 91001
3
Beds
2
Baths
1,185 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1980
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$856K
$817K low$894K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$365,000 · Dec 17, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,514 (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.$529,308 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$423,454
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$105,854
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$518,930

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

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.0.24
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.Composition Shingle
HeatingThe type of heating system 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(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.

Foreclosure Filings(4)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Mary W. Jackson STEAM Multilingual Magnet ElementaryC+
Elementary · Grades KG–5 · 0.3 mi
H
John Muir High SchoolC-
High · Grades 9–12 · 0.6 mi
M
Octavia E. Butler Magnet Middle SchoolC
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

811 Archwood Pl 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 less than 73% of homes in Altadena
  • Costs more per square foot than 74% of homes in Los Angeles County
  • Smaller than 81% of homes in Altadena
  • Has a bigger lot than 71% of homes in Altadena
  • Newer than 95% of homes in Altadena

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
$589K$2.8M

This home is worth more than 32% 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$855,818
CheaperTypical $1,024,865Pricier

Pricier than 32% of homes nearby

Price per ft²$722
CheaperTypical $660Pricier

Pricier than 66% of homes nearby

Living area1,185 ft²
SmallerTypical 1,614 ft²Bigger

Bigger than 20% of homes nearby

Lot size0.24 ac
SmallerTypical 0.2 acBigger

Bigger than 68% of homes nearby

Year built1980
OlderTypical 1947Newer

Newer than 95% of homes nearby

How 811 Archwood Pl ranks against every home in each area.
MeasureThis homeAltadenaAltadena 91001Los Angeles County
Estimated valuepricier than$855,81827% of homes32% of homes52% of homes
Price per ft²pricier than$72259% of homes66% of homes74% of homes
Living areabigger than1,185 ft²19% of homes20% of homes23% of homes
Lot sizebigger than0.24 ac71% of homes68% of homes71% of homes
Year builtnewer than198095% of homes95% of homes76% of homes

About 811 Archwood Pl

How much is 811 Archwood Pl, Altadena, CA worth?

The TopHap Estimate for 811 Archwood Pl, Altadena, CA is $855,818 as of Sep 24, 2026. The likely range is $817,165 to $894,471. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 811 Archwood Pl, Altadena, CA last sell?

811 Archwood Pl, Altadena, CA last sold on Dec 17, 2003 for $365,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 811 Archwood Pl, Altadena, CA?

811 Archwood Pl, Altadena, CA has 3 bedrooms, 2 bathrooms, 1,185 square feet of living space and a 0.24-acre lot.

When was 811 Archwood Pl, Altadena, CA built?

811 Archwood Pl, Altadena, CA was built in 1980, making it 46 years old. It is a conventional home. The building has 1 story.

What schools serve 811 Archwood Pl, Altadena, CA?

811 Archwood Pl, Altadena, CA is assigned to Mary W. Jackson STEAM Multilingual Magnet Elementary (elementary), rated C+; John Muir High School (high), rated C-; Octavia E. Butler Magnet Middle School (middle), rated C. All sit in Pasadena Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 811 Archwood Pl, Altadena, CA compare to other homes in Altadena 91001?

Among the 11,174 homes in Altadena 91001, it is worth more than 32% of them ($855,818 against a typical $1,024,865), its price per square foot is higher than 66% of them ($722 against a typical $660), it is bigger than 20% of them (1,185 ft² against a typical 1,614 ft²), its lot is bigger than 68% of them (0.24 ac against a typical 0.2 ac) and it is newer than 95% of them (1980 against a typical 1947). Measured against all of Los Angeles County, it is worth more than 52% 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 811 Archwood Pl, Altadena, CA?

The 2025 property tax bill for 811 Archwood Pl, Altadena, CA was $6,514. The county assessed it at $529,308.

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