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Single Family ResidenceResidential
$416,522$336 / 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 97How 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 $391,500 on Jul 10, 2024

3421 SIERRA ST

RIVERBANK, CA 95367
3
Beds
2
Baths
1,240 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.
3,049 ft²
Lot SizeThe size of the land the home sits on, from county records.
2009
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$417K
$404K low$429K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$391,500 · Jul 10, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,024 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$399,330 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$224,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$174,930
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$391,500

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.47
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
65
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
50
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
14
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
98
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.6 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.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySTANISLAUS
Lot (acres)The size of the land the home sits on, from county records.0.07
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning 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.

Foreclosure Filings(2)

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

M
Cardozo Middle SchoolD+
Middle · Grades 6–8 · 0.2 mi
H
Riverbank High SchoolC-
High · Grades 9–12 · 0.7 mi
E
Mesa Verde Elementary SchoolD-
Elementary · Grades KG–5 · 1.5 mi

District: Riverbank Unified School District

Neighborhood · ZIP 95367These 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.73
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.118

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.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.2.3%
PopulationHow many people live in this area.21,399
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,581 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$85,175
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$111,416
Average tempThe average temperature here across a full year.61°F
Annual precipHow much rain and melted snow falls here in a typical year.13 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

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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

3421 Sierra St 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 75% of homes in Riverbank 95367
  • Costs more per square foot than 83% of homes in Stanislaus County
  • Smaller than 78% of homes in Riverbank 95367
  • Has a smaller lot than 97% of homes in Riverbank 95367
  • Newer than 95% of homes in Stanislaus County

What homes are worth in Riverbank 95367

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

This home
$289K$725K

This home is worth more than 25% of homes in Riverbank 95367.

How it measures up in Riverbank 95367

The dot is this home. The mark in the middle is the typical home in Riverbank 95367.

Estimated value$416,522
CheaperTypical $474,099Pricier

Pricier than 25% of homes nearby

Price per ft²$336
CheaperTypical $291Pricier

Pricier than 79% of homes nearby

Living area1,240 ft²
SmallerTypical 1,627 ft²Bigger

Bigger than 22% of homes nearby

Lot size3,049 ft²
SmallerTypical 0.14 acBigger

Bigger than 3% of homes nearby

Year built2009
OlderTypical 1995Newer

Newer than 90% of homes nearby

How 3421 Sierra St ranks against every home in each area.
MeasureThis homeRiverbank 95367Stanislaus County
Estimated valuepricier than$416,52225% of homes37% of homes
Price per ft²pricier than$33679% of homes83% of homes
Living areabigger than1,240 ft²22% of homes24% of homes
Lot sizebigger than3,049 ft²3% of homes3% of homes
Year builtnewer than200990% of homes95% of homes

About 3421 Sierra St

How much is 3421 Sierra St, Riverbank, CA worth?

The TopHap Estimate for 3421 Sierra St, Riverbank, CA is $416,522 as of Oct 21, 2026. The likely range is $403,633 to $429,411. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3421 Sierra St, Riverbank, CA last sell?

3421 Sierra St, Riverbank, CA last sold on Jul 10, 2024 for $391,500, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3421 Sierra St, Riverbank, CA?

3421 Sierra St, Riverbank, CA has 3 bedrooms, 2 bathrooms, 1,240 square feet of living space and a 0.07-acre lot.

When was 3421 Sierra St, Riverbank, CA built?

3421 Sierra St, Riverbank, CA was built in 2009, making it 17 years old. The building has 1 story.

What schools serve 3421 Sierra St, Riverbank, CA?

3421 Sierra St, Riverbank, CA is assigned to Cardozo Middle School (middle), rated D+; Riverbank High School (high), rated C-; Mesa Verde Elementary School (elementary), rated D-. All sit in Riverbank Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3421 Sierra St, Riverbank, CA compare to other homes in Riverbank 95367?

Among the 7,259 homes in Riverbank 95367, it is worth more than 25% of them ($416,522 against a typical $474,099), its price per square foot is higher than 79% of them ($336 against a typical $291), it is bigger than 22% of them (1,240 ft² against a typical 1,627 ft²), its lot is bigger than 3% of them (3,049 ft² against a typical 0.14 ac) and it is newer than 90% of them (2009 against a typical 1995). Measured against all of Stanislaus County, it is worth more than 37% 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 3421 Sierra St, Riverbank, CA?

The 2026 property tax bill for 3421 Sierra St, Riverbank, CA was $5,024. The county assessed it at $399,330.

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