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Quadplex (4 Units, Any Combination)Residential
Last sold for $800,000 on Aug 5, 2025

540 W SHAMROCK ST

RIALTO, CA 92376
3
Beds
2
Baths
2,832 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$800,000 · Aug 5, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,251 (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.$800,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$280,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$520,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Quadplex (4 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Quadraplex
CountySAN BERNARDINO
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(14)

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(1)

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

H
Eisenhower High SchoolB-
High · Grades 9–12 · 0.3 mi
E
George H. Dunn Elementary SchoolC-
Elementary · Grades KG–5 · 0.3 mi
M
Kucera Middle SchoolB-
Middle · Grades 6–8 · 3.6 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

540 W Shamrock 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.

  • Bigger than 97% of homes in Rialto 92376
  • Has a smaller lot than 69% 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.

Living area2,832 ft²
SmallerTypical 1,476 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.17 ac
SmallerTypical 0.18 acBigger

Bigger than 31% of homes nearby

Year built1978
OlderTypical 1978Newer

Newer than 52% of homes nearby

How 540 W Shamrock St ranks against every home in each area.
MeasureThis homeRialto 92376San Bernardino County
Living areabigger than2,832 ft²97% of homes91% of homes
Lot sizebigger than0.17 ac31% of homes43% of homes
Year builtnewer than197852% of homes40% of homes

About 540 W Shamrock St

When did 540 W Shamrock St, Rialto, CA last sell?

540 W Shamrock St, Rialto, CA last sold on Aug 5, 2025 for $800,000, according to the county's recorded deed. TopHap holds 7 recorded sales for this parcel.

How big is 540 W Shamrock St, Rialto, CA?

540 W Shamrock St, Rialto, CA has 3 bedrooms, 2 bathrooms, 2,832 square feet of living space and a 0.17-acre lot.

When was 540 W Shamrock St, Rialto, CA built?

540 W Shamrock St, Rialto, CA was built in 1978, making it 48 years old. It is a quadraplex home.

What schools serve 540 W Shamrock St, Rialto, CA?

540 W Shamrock St, Rialto, CA is assigned to Eisenhower High School (high), rated B-; George H. Dunn Elementary School (elementary), rated C-; Kucera 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 540 W Shamrock St, Rialto, CA compare to other homes in Rialto 92376?

Among the 18,387 homes in Rialto 92376, it is bigger than 97% of them (2,832 ft² against a typical 1,476 ft²), its lot is bigger than 31% of them (0.17 ac against a typical 0.18 ac) and it is newer than 52% of them (1978 against a typical 1978). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 540 W Shamrock St, Rialto, CA?

The 2025 property tax bill for 540 W Shamrock St, Rialto, CA was $5,251. The county assessed it at $800,000.

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