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Single Family ResidenceResidential
$937,266$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 $206,000 on Jun 1, 1998

531 GREEN RIVER RD

WALNUT, CA 91789
4
Beds
2
Baths
1,603 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.
1974
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.

Valuation

$937K
$886K low$988K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$206,000 · Jun 1, 1998

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,880 (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.$335,480 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$149,659
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$185,821
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$328,903

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.0.21
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.Wood Shingle
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

Transaction History(5)

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.

M
Suzanne Middle SchoolA+
Middle · Grades 6–8 · 0.6 mi
H
Walnut High SchoolA+
High · Grades 9–12 · 0.6 mi
E
Cyrus J. Morris Elementary SchoolA-
Elementary · Grades KG–5 · 0.8 mi

District: Walnut Valley 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

531 Green River Rd 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 76% of homes in Walnut 91789
  • Smaller than 74% of homes in Walnut 91789
  • Has a bigger lot than 66% of homes in Los Angeles County
  • Older than 78% of homes in Walnut 91789

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
$487K$2.6M

This home is worth more than 24% 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$937,266
CheaperTypical $1,114,857Pricier

Pricier than 24% of homes nearby

Price per ft²$585
CheaperTypical $566Pricier

Pricier than 61% of homes nearby

Living area1,603 ft²
SmallerTypical 1,986 ft²Bigger

Bigger than 26% of homes nearby

Lot size0.21 ac
SmallerTypical 0.23 acBigger

Bigger than 39% of homes nearby

Year built1974
OlderTypical 1983Newer

Newer than 22% of homes nearby

How 531 Green River Rd ranks against every home in each area.
MeasureThis homeWalnut 91789Los Angeles County
Estimated valuepricier than$937,26624% of homes60% of homes
Price per ft²pricier than$58561% of homes52% of homes
Living areabigger than1,603 ft²26% of homes51% of homes
Lot sizebigger than0.21 ac39% of homes66% of homes
Year builtnewer than197422% of homes70% of homes

About 531 Green River Rd

How much is 531 Green River Rd, Walnut, CA worth?

The TopHap Estimate for 531 Green River Rd, Walnut, CA is $937,266 as of Sep 24, 2026. The likely range is $886,480 to $988,052. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 531 Green River Rd, Walnut, CA last sell?

531 Green River Rd, Walnut, CA last sold on Jun 1, 1998 for $206,000, according to the county's recorded deed.

How big is 531 Green River Rd, Walnut, CA?

531 Green River Rd, Walnut, CA has 4 bedrooms, 2 bathrooms, 1,603 square feet of living space and a 0.21-acre lot.

When was 531 Green River Rd, Walnut, CA built?

531 Green River Rd, Walnut, CA was built in 1974, making it 52 years old. It is a conventional home. The building has 2 stories.

What schools serve 531 Green River Rd, Walnut, CA?

531 Green River Rd, Walnut, CA is assigned to Suzanne Middle School (middle), rated A+; Walnut High School (high), rated A+; Cyrus J. Morris Elementary School (elementary), rated A-. All sit in Walnut Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 531 Green River Rd, Walnut, CA compare to other homes in Walnut 91789?

Among the 13,202 homes in Walnut 91789, it is worth more than 24% of them ($937,266 against a typical $1,114,857), its price per square foot is higher than 61% of them ($585 against a typical $566), it is bigger than 26% of them (1,603 ft² against a typical 1,986 ft²), its lot is bigger than 39% of them (0.21 ac against a typical 0.23 ac) and it is newer than 22% of them (1974 against a typical 1983). Measured against all of Los Angeles County, it is worth more than 60% 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 531 Green River Rd, Walnut, CA?

The 2025 property tax bill for 531 Green River Rd, Walnut, CA was $4,880. The county assessed it at $335,480.

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