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Single Family ResidenceResidential
$1,213,156$851 / 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 92How 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 $308,500 on May 23, 2002

821 BOYLSTON ST

PASADENA, CA 91104
3
Beds
2
Baths
1,426 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
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

$1.2M
$1.1M low$1.3M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$308,500 · May 23, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,651 (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.$464,840 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$272,276
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$192,564
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$455,727

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.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1906
Lot (acres)The size of the land the home sits on, from county records.0.17
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.Wood Shingle
HeatingThe type of heating system in the home.Floor/Wall Furnace
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
James Madison Elementary SchoolD-
Elementary · Grades KG–5 · 0.4 mi
M
Octavia E. Butler Magnet Middle SchoolD+
Middle · Grades 6–8 · 1.1 mi
H
John Muir High SchoolC-
High · Grades 9–12 · 2.0 mi

District: Pasadena Unified School District

Neighborhood · ZIP 91104These 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.101
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 100.610

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.95%
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.9.7%
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.34,066
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,920 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$95,577
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$138,737
Average tempThe average temperature here across a full year.64°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

821 Boylston 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 94% of homes in Olive Heights
  • Costs more per square foot than 85% of homes in Los Angeles County
  • Has a smaller lot than 69% of homes in Olive Heights
  • Among the oldest homes in Los Angeles County

What homes are worth in Pasadena 91104

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

This home
$608K$2.2M

This home is worth more than 48% of homes in Pasadena 91104.

How it measures up in Pasadena 91104

The dot is this home. The mark in the middle is the typical home in Pasadena 91104.

Estimated value$1,213,156
CheaperTypical $1,229,865Pricier

Pricier than 48% of homes nearby

Price per ft²$851
CheaperTypical $833Pricier

Pricier than 55% of homes nearby

Living area1,426 ft²
SmallerTypical 1,556 ft²Bigger

Bigger than 42% of homes nearby

Lot size0.17 ac
SmallerTypical 0.18 acBigger

Bigger than 38% of homes nearby

Year built1900
OlderTypical 1925Newer

Older than almost all homes nearby

How 821 Boylston St ranks against every home in each area.
MeasureThis homeOlive HeightsPasadena 91104Los Angeles County
Estimated valuepricier than$1,213,15694% of homes48% of homes74% of homes
Price per ft²pricier than$85180% of homes55% of homes85% of homes
Living areabigger than1,426 ft²51% of homes42% of homes40% of homes
Lot sizebigger than0.17 ac31% of homes38% of homes52% of homes
Year builtnewer than19003% of homesalmost no homesalmost no homes

About 821 Boylston St

How much is 821 Boylston St, Pasadena, CA worth?

The TopHap Estimate for 821 Boylston St, Pasadena, CA is $1,213,156 as of Sep 24, 2026. The likely range is $1,114,809 to $1,311,503. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 821 Boylston St, Pasadena, CA last sell?

821 Boylston St, Pasadena, CA last sold on May 23, 2002 for $308,500, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 821 Boylston St, Pasadena, CA?

821 Boylston St, Pasadena, CA has 3 bedrooms, 2 bathrooms, 1,426 square feet of living space and a 0.17-acre lot.

When was 821 Boylston St, Pasadena, CA built?

821 Boylston St, Pasadena, CA was built in 1900, making it 126 years old. It is a conventional home. The building has 2 stories.

What schools serve 821 Boylston St, Pasadena, CA?

821 Boylston St, Pasadena, CA is assigned to James Madison Elementary School (elementary), rated D-; Octavia E. Butler Magnet Middle School (middle), rated D+; John Muir High School (high), rated C-. All sit in Pasadena Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 821 Boylston St, Pasadena, CA compare to other homes in Pasadena 91104?

Among the 8,943 homes in Pasadena 91104, it is worth more than 48% of them ($1,213,156 against a typical $1,229,865), its price per square foot is higher than 55% of them ($851 against a typical $833), it is bigger than 42% of them (1,426 ft² against a typical 1,556 ft²), its lot is bigger than 38% of them (0.17 ac against a typical 0.18 ac) and it is newer than almost none of them (1900 against a typical 1925). Measured against all of Los Angeles County, it is worth more than 74% 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 821 Boylston St, Pasadena, CA?

The 2025 property tax bill for 821 Boylston St, Pasadena, CA was $5,651. The county assessed it at $464,840.

More homes on Boylston St

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