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Duplex (2 Units, Any Combination)Residential
$349,975$445 / 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 80How 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

121 S OLIVE AVE

RIALTO, CA 92376
4
Beds
1.8
Baths
786 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1921
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$350K
$281K low$419K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,873 (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.$168,948 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$39,976
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$128,972

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountySAN BERNARDINO
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.1965
Lot (acres)The size of the land the home sits on, from county records.0.16
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 98 ft²Porch · 98 ft²

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.

E
Curtis Elementary SchoolD+
Elementary · Grades KG–5 · 0.7 mi
H
Rialto High SchoolB
High · Grades 9–12 · 1.1 mi
M
Jehue Middle SchoolB+
Middle · Grades 6–8 · 1.3 mi

District: Rialto Unified School District

Neighborhood · ZIP 92376These 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.63
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.656

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.8.5%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.86,781
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,404 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$66,048
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$86,256
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.68%

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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

121 S Olive 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 94% of homes in Rialto 92376
  • Costs more per square foot than 95% of homes in Rialto 92376
  • Among the smallest homes in Rialto 92376
  • Has a smaller lot than 80% of homes in Rialto 92376
  • Among the oldest homes in Rialto 92376

What homes are worth in Rialto 92376

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

This home
$318K$681K

This home is worth more than 6% of homes in Rialto 92376.

How it measures up in Rialto 92376

The dot is this home. The mark in the middle is the typical home in Rialto 92376.

Estimated value$349,975
CheaperTypical $480,883Pricier

Pricier than 6% of homes nearby

Price per ft²$445
CheaperTypical $326Pricier

Pricier than 95% of homes nearby

Living area786 ft²
SmallerTypical 1,476 ft²Bigger

Smaller than almost all homes nearby

Lot size0.16 ac
SmallerTypical 0.18 acBigger

Bigger than 20% of homes nearby

Year built1921
OlderTypical 1978Newer

Older than almost all homes nearby

How 121 S Olive Ave ranks against every home in each area.
MeasureThis homeDowntown RialtoRialto 92376San Bernardino County
Estimated valuepricier than$349,97537% of homes6% of homes15% of homes
Price per ft²pricier than$44594% of homes95% of homes83% of homes
Living areabigger than786 ft²4% of homesalmost no homes4% of homes
Lot sizebigger than0.16 ac46% of homes20% of homes32% of homes
Year builtnewer than192118% of homesalmost no homesalmost no homes

About 121 S Olive Ave

How much is 121 S Olive Ave, Rialto, CA worth?

The TopHap Estimate for 121 S Olive Ave, Rialto, CA is $349,975 as of Jul 14, 2026. The likely range is $280,592 to $419,358. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 121 S Olive Ave, Rialto, CA last sell?

121 S Olive Ave, Rialto, CA last sold on May 28, 2004, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 121 S Olive Ave, Rialto, CA?

121 S Olive Ave, Rialto, CA has 4 bedrooms, 1.8 bathrooms, 786 square feet of living space and a 0.16-acre lot.

When was 121 S Olive Ave, Rialto, CA built?

121 S Olive Ave, Rialto, CA was built in 1921, making it 105 years old. It is a conventional home. The building has 1 story.

What schools serve 121 S Olive Ave, Rialto, CA?

121 S Olive Ave, Rialto, CA is assigned to Curtis Elementary School (elementary), rated D+; Rialto High School (high), rated B; Jehue Middle School (middle), rated B+. All sit in Rialto Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 121 S Olive Ave, Rialto, CA compare to other homes in Rialto 92376?

Among the 18,387 homes in Rialto 92376, it is worth more than 6% of them ($349,975 against a typical $480,883), its price per square foot is higher than 95% of them ($445 against a typical $326), it is bigger than almost none of them (786 ft² against a typical 1,476 ft²), its lot is bigger than 20% of them (0.16 ac against a typical 0.18 ac) and it is newer than almost none of them (1921 against a typical 1978). Measured against all of San Bernardino County, it is worth more than 15% 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 121 S Olive Ave, Rialto, CA?

The 2025 property tax bill for 121 S Olive Ave, Rialto, CA was $2,873. The county assessed it at $168,948.

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