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Single Family ResidenceResidential
$969,129$585 / 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 $725,000 on Jun 15, 2020

19139 AMBER VALLEY DR

WALNUT, CA 91789
4
Beds
3
Baths
1,657 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1984
Year BuiltThe year the home was originally built, according to county records.
2
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.
Pre-foreclosure (NTS)A foreclosure notice on this home is currently active. Many are worked out before any auction happens.
Auction scheduled for Aug 21, 2025.

Valuation

$969K
$923K low$1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$725,000 · Jun 15, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,275 (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.$808,744 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$607,173
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$201,571
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$792,887

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.1987
Lot (acres)The size of the land the home sits on, from county records.0.21
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.Central
CoolingThe type of cooling or air conditioning 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.Yes

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.

Foreclosure Filings(2)

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

E
Stanley G. Oswalt AcademyA
Elementary · Grades KG–8 · 0.3 mi
H
Nogales High SchoolC
High · Grades 9–12 · 1.4 mi

District: Rowland Unified School District

Neighborhood · ZIP 91789These 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.33
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.413

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.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
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.45,013
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,690 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,530
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,487
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.18 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

19139 Amber Valley Dr 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 71% of homes in Walnut 91789
  • Smaller than 70% of homes in Walnut 91789
  • Has a bigger lot than 66% of homes in Los Angeles County
  • Newer than 80% of homes in Los Angeles County

What homes are worth in Walnut 91789

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

This home
$501K$2.7M

This home is worth more than 29% of homes in Walnut 91789.

How it measures up in Walnut 91789

The dot is this home. The mark in the middle is the typical home in Walnut 91789.

Estimated value$969,129
CheaperTypical $1,119,840Pricier

Pricier than 29% of homes nearby

Price per ft²$585
CheaperTypical $566Pricier

Pricier than 61% of homes nearby

Living area1,657 ft²
SmallerTypical 1,984 ft²Bigger

Bigger than 30% of homes nearby

Lot size0.21 ac
SmallerTypical 0.23 acBigger

Bigger than 38% of homes nearby

Year built1984
OlderTypical 1983Newer

Newer than 56% of homes nearby

How 19139 Amber Valley Dr ranks against every home in each area.
MeasureThis homeWalnut 91789Los Angeles County
Estimated valuepricier than$969,12929% of homes62% of homes
Price per ft²pricier than$58561% of homes52% of homes
Living areabigger than1,657 ft²30% of homes54% of homes
Lot sizebigger than0.21 ac38% of homes66% of homes
Year builtnewer than198456% of homes80% of homes

About 19139 Amber Valley Dr

How much is 19139 Amber Valley Dr, Walnut, CA worth?

The TopHap Estimate for 19139 Amber Valley Dr, Walnut, CA is $969,129 as of Sep 24, 2026. The likely range is $923,049 to $1,015,209. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 19139 Amber Valley Dr, Walnut, CA last sell?

19139 Amber Valley Dr, Walnut, CA last sold on Jun 15, 2020 for $725,000, according to the county's recorded deed.

How big is 19139 Amber Valley Dr, Walnut, CA?

19139 Amber Valley Dr, Walnut, CA has 4 bedrooms, 3 bathrooms, 1,657 square feet of living space and a 0.21-acre lot.

When was 19139 Amber Valley Dr, Walnut, CA built?

19139 Amber Valley Dr, Walnut, CA was built in 1984, making it 42 years old. It is a conventional home. The building has 2 stories.

What schools serve 19139 Amber Valley Dr, Walnut, CA?

19139 Amber Valley Dr, Walnut, CA is assigned to Stanley G. Oswalt Academy (elementary), rated A; Nogales High School (high), rated C. All sit in Rowland Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 19139 Amber Valley Dr, Walnut, CA compare to other homes in Walnut 91789?

Among the 13,202 homes in Walnut 91789, it is worth more than 29% of them ($969,129 against a typical $1,119,840), its price per square foot is higher than 61% of them ($585 against a typical $566), it is bigger than 30% of them (1,657 ft² against a typical 1,984 ft²), its lot is bigger than 38% of them (0.21 ac against a typical 0.23 ac) and it is newer than 56% of them (1984 against a typical 1983). Measured against all of Los Angeles County, it is worth more than 62% 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 19139 Amber Valley Dr, Walnut, CA?

The 2025 property tax bill for 19139 Amber Valley Dr, Walnut, CA was $10,275. The county assessed it at $808,744.

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