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Single Family ResidenceResidential
$716,702$525 / 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 Oct 21, 2026
Last sold for $607,818 on Jun 2, 2021

15517 SEAFORTH AVE

NORWALK, CA 90650
3
Beds
2
Baths
1,365 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$717K
$684K low$749K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$607,818 · Jun 2, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,796 (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.$691,151 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$544,420
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$146,731
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$677,600

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.0.12
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.Rock / Gravel
HeatingThe type of heating system in the home.Central
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
Dolland Elementary SchoolB
Elementary · Grades KG–5 · 0.3 mi
M
Waite Middle SchoolD
Middle · Grades 6–8 · 0.8 mi
H
John Glenn High SchoolC-
High · Grades 9–12 · 1.5 mi

District: Norwalk-la Mirada Unified School District

Neighborhood · ZIP 90650These 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.42
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.339

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
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.100,345
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,238 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,074
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$104,056
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.14 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

15517 Seaforth 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 less than 67% of homes in Los Angeles County
  • Costs less per square foot than 68% of homes in Norwalk 90650
  • Smaller than 65% of homes in Los Angeles County
  • Has a smaller lot than 86% of homes in Los Angeles County
  • Newer than 84% of homes in Norwalk 90650

What homes are worth in Norwalk 90650

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

This home
$505K$966K

This home is worth more than 48% of homes in Norwalk 90650.

How it measures up in Norwalk 90650

The dot is this home. The mark in the middle is the typical home in Norwalk 90650.

Estimated value$716,702
CheaperTypical $721,586Pricier

Pricier than 48% of homes nearby

Price per ft²$525
CheaperTypical $588Pricier

Pricier than 32% of homes nearby

Living area1,365 ft²
SmallerTypical 1,235 ft²Bigger

Bigger than 63% of homes nearby

Lot size0.12 ac
SmallerTypical 0.12 acBigger

Bigger than 37% of homes nearby

Year built1960
OlderTypical 1952Newer

Newer than 84% of homes nearby

How 15517 Seaforth Ave ranks against every home in each area.
MeasureThis homeNorwalk 90650Los Angeles County
Estimated valuepricier than$716,70248% of homes33% of homes
Price per ft²pricier than$52532% of homes38% of homes
Living areabigger than1,365 ft²63% of homes35% of homes
Lot sizebigger than0.12 ac37% of homes14% of homes
Year builtnewer than196084% of homes56% of homes

About 15517 Seaforth Ave

How much is 15517 Seaforth Ave, Norwalk, CA worth?

The TopHap Estimate for 15517 Seaforth Ave, Norwalk, CA is $716,702 as of Oct 21, 2026. The likely range is $684,254 to $749,150. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15517 Seaforth Ave, Norwalk, CA last sell?

15517 Seaforth Ave, Norwalk, CA last sold on Jun 2, 2021 for $607,818, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 15517 Seaforth Ave, Norwalk, CA?

15517 Seaforth Ave, Norwalk, CA has 3 bedrooms, 2 bathrooms, 1,365 square feet of living space and a 0.12-acre lot.

When was 15517 Seaforth Ave, Norwalk, CA built?

15517 Seaforth Ave, Norwalk, CA was built in 1960, making it 66 years old. It is a conventional home. The building has 1 story.

What schools serve 15517 Seaforth Ave, Norwalk, CA?

15517 Seaforth Ave, Norwalk, CA is assigned to Dolland Elementary School (elementary), rated B; Waite Middle School (middle), rated D; John Glenn High School (high), rated C-. All sit in Norwalk-la Mirada Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15517 Seaforth Ave, Norwalk, CA compare to other homes in Norwalk 90650?

Among the 22,060 homes in Norwalk 90650, it is worth more than 48% of them ($716,702 against a typical $721,586), its price per square foot is higher than 32% of them ($525 against a typical $588), it is bigger than 63% of them (1,365 ft² against a typical 1,235 ft²), its lot is bigger than 37% of them (0.12 ac against a typical 0.12 ac) and it is newer than 84% of them (1960 against a typical 1952). Measured against all of Los Angeles County, it is worth more than 33% 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 15517 Seaforth Ave, Norwalk, CA?

The 2025 property tax bill for 15517 Seaforth Ave, Norwalk, CA was $8,796. The county assessed it at $691,151.

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