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Single Family ResidenceResidential
$1,212,632$449 / 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 Jul 14, 2026

3436 GAYDON AVE

ROSEMEAD, CA 91770
5
Beds
6
Baths
2,702 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1941
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
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
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$597,132
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$477,706
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.50%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$353,500
PROFESSIONAL CONSOLIDATED FINANCIAL GROU · recorded Aug 30, 2005
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$162,000
WASHINGTON MUTUAL FSB
3rd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$100,000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,106 (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.$625,347 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$258,082
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$367,265
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$613,086

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.1964
Lot (acres)The size of the land the home sits on, from county records.0.14
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.Floor/Wall Furnace
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Mildred B. Janson Elementary SchoolA+
Elementary · Grades KG–6 · 0.5 mi
M
Muscatel Middle SchoolA
Middle · Grades 7–8 · 1.1 mi
H
Rosemead High SchoolA-
High · Grades 9–12 · 1.3 mi

District: Rosemead Elementary School District

Neighborhood · ZIP 91770These 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.57
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.386

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.57,788
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,576 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$63,486
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$83,265
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.16 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.73%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

3436 Gaydon 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 92% of homes in Rosemead 91770
  • Costs less per square foot than 86% of homes in Rosemead 91770
  • Bigger than 89% of homes in Rosemead 91770
  • Has a smaller lot than 69% of homes in Rosemead 91770
  • Older than 80% of homes in Los Angeles County

What homes are worth in Rosemead 91770

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

This home
$516K$1.5M

This home is worth more than 92% of homes in Rosemead 91770.

How it measures up in Rosemead 91770

The dot is this home. The mark in the middle is the typical home in Rosemead 91770.

Estimated value$1,212,632
CheaperTypical $842,915Pricier

Pricier than 92% of homes nearby

Price per ft²$449
CheaperTypical $590Pricier

Pricier than 14% of homes nearby

Living area2,702 ft²
SmallerTypical 1,516 ft²Bigger

Bigger than 89% of homes nearby

Lot size0.14 ac
SmallerTypical 0.16 acBigger

Bigger than 31% of homes nearby

Year built1941
OlderTypical 1953Newer

Newer than 24% of homes nearby

How 3436 Gaydon Ave ranks against every home in each area.
MeasureThis homeRosemead 91770Los Angeles County
Estimated valuepricier than$1,212,63292% of homes75% of homes
Price per ft²pricier than$44914% of homes22% of homes
Living areabigger than2,702 ft²89% of homes85% of homes
Lot sizebigger than0.14 ac31% of homes31% of homes
Year builtnewer than194124% of homes20% of homes

About 3436 Gaydon Ave

How much is 3436 Gaydon Ave, Rosemead, CA worth?

The TopHap Estimate for 3436 Gaydon Ave, Rosemead, CA is $1,212,632 as of Jul 14, 2026. The likely range is $1,146,915 to $1,278,349. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3436 Gaydon Ave, Rosemead, CA last sell?

3436 Gaydon Ave, Rosemead, CA last sold on Jan 1, 1900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3436 Gaydon Ave, Rosemead, CA?

3436 Gaydon Ave, Rosemead, CA has 5 bedrooms, 6 bathrooms, 2,702 square feet of living space and a 0.14-acre lot.

When was 3436 Gaydon Ave, Rosemead, CA built?

3436 Gaydon Ave, Rosemead, CA was built in 1941, making it 85 years old. It is a conventional home. The building has 1 story.

What schools serve 3436 Gaydon Ave, Rosemead, CA?

3436 Gaydon Ave, Rosemead, CA is assigned to Mildred B. Janson Elementary School (elementary), rated A+; Muscatel Middle School (middle), rated A; Rosemead High School (high), rated A-. All sit in Rosemead Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3436 Gaydon Ave, Rosemead, CA compare to other homes in Rosemead 91770?

Among the 11,989 homes in Rosemead 91770, it is worth more than 92% of them ($1,212,632 against a typical $842,915), its price per square foot is higher than 14% of them ($449 against a typical $590), it is bigger than 89% of them (2,702 ft² against a typical 1,516 ft²), its lot is bigger than 31% of them (0.14 ac against a typical 0.16 ac) and it is newer than 24% of them (1941 against a typical 1953). Measured against all of Los Angeles County, it is worth more than 75% 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 3436 Gaydon Ave, Rosemead, CA?

The 2025 property tax bill for 3436 Gaydon Ave, Rosemead, CA was $8,106. The county assessed it at $625,347.

Closest homes

More homes in Rosemead 91770

Assigned schools

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