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Rural ResidenceResidential
$620,490$448 / 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 76How 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
Last sold for $1,015,000 on Aug 6, 2002

4830 RIVER RD

WESTLEY, CA 95387
2
Beds
1
Baths
1,384 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.
120.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1935
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$620K
$472K low$769K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,015,000 · Aug 6, 2002
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.$620,490
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$496,392

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,977 (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.$1,151,781 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$869,566
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$282,215
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,151,781

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.41
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
79
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
53
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
5
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
45
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.9 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.0.2 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Rural Residence
CountyStanislaus
Lot (acres)The size of the land the home sits on, from county records.120.17
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
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(3)

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
Grayson Elementary SchoolD
Elementary · Grades KG–5 · 3.9 mi
M
Creekside Middle SchoolD+
Middle · Grades 6–8 · 9.5 mi
H
Patterson High SchoolC+
High · Grades 9–12 · 9.9 mi

District: Patterson Joint Unified School District

Neighborhood · ZIP 95387These 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.126
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.276

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.2.4%
PopulationHow many people live in this area.77
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.14 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$68,123
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,208
Average tempThe average temperature here across a full year.61°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.78%

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

4830 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 more than 86% of homes in Stanislaus County
  • Costs more per square foot than 96% of homes in Stanislaus County
  • Among the largest lots in Stanislaus County
  • Older than 95% of homes in Stanislaus County

What homes are worth in Stanislaus County

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

This home
$318K$1.4M

This home is worth more than 63% of homes in Stanislaus County.

How it measures up in Stanislaus County

The dot is this home. The mark in the middle is the typical home in Stanislaus County.

Estimated value$620,490
CheaperTypical $450,541Pricier

Pricier than 86% of homes nearby

Price per ft²$448
CheaperTypical $286Pricier

Pricier than 96% of homes nearby

Living area1,384 ft²
SmallerTypical 1,560 ft²Bigger

Bigger than 36% of homes nearby

Lot size120.17 ac
SmallerTypical 0.15 acBigger

Bigger than almost all homes nearby

Year built1935
OlderTypical 1984Newer

Newer than 5% of homes nearby

How 4830 River Rd ranks against every home in each area.
MeasureThis homeStanislaus County
Estimated valuepricier than$620,49086% of homes
Price per ft²pricier than$44896% of homes
Living areabigger than1,384 ft²36% of homes
Lot sizebigger than120.17 acalmost all homes
Year builtnewer than19355% of homes

About 4830 River Rd

How much is 4830 River Rd, Westley, CA worth?

The TopHap Estimate for 4830 River Rd, Westley, CA is $620,490 as of Jul 14, 2026. The likely range is $472,189 to $768,791. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4830 River Rd, Westley, CA last sell?

4830 River Rd, Westley, CA last sold on Aug 6, 2002 for $1,015,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 4830 River Rd, Westley, CA?

4830 River Rd, Westley, CA has 2 bedrooms, 1 bathrooms, 1,384 square feet of living space and a 120.17-acre lot.

When was 4830 River Rd, Westley, CA built?

4830 River Rd, Westley, CA was built in 1935, making it 91 years old.

What schools serve 4830 River Rd, Westley, CA?

4830 River Rd, Westley, CA is assigned to Grayson Elementary School (elementary), rated D; Creekside Middle School (middle), rated D+; Patterson High School (high), rated C+. All sit in Patterson Joint Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4830 River Rd, Westley, CA compare to other homes in Stanislaus County?

Among the 148,469 homes in Stanislaus County, it is worth more than 86% of them ($620,490 against a typical $450,541), its price per square foot is higher than 96% of them ($448 against a typical $286), it is bigger than 36% of them (1,384 ft² against a typical 1,560 ft²), its lot is bigger than almost all of them (120.17 ac against a typical 0.15 ac) and it is newer than 5% of them (1935 against a typical 1984). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 4830 River Rd, Westley, CA?

The 2025 property tax bill for 4830 River Rd, Westley, CA was $13,977. The county assessed it at $1,151,781.

Closest homes

More homes in Westley 95387

Assigned schools

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