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Single Family ResidenceResidential
$538,320$295 / 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 $345,000 on Nov 16, 2016

19661 CASMALIA ST

RIALTO, CA 92377
4
Beds
2
Baths
1,826 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$538K
$513K low$563K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$345,000 · Nov 16, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,044 (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.$408,413 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$102,104
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$306,309

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.Modern
CountySAN BERNARDINO
Lot (acres)The size of the land the home sits on, from county records.0.24
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.Builtup (layered Asphalt)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Evaporative
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, Detached
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 · 532 ft²Porch · 532 ft²

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(5)

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

E
Elizabeth T. Hughbanks Elementary SchoolC-
Elementary · Grades KG–5 · 0.4 mi
M
Kolb Middle SchoolC
Middle · Grades 6–8 · 0.8 mi
H
Eisenhower High SchoolB-
High · Grades 9–12 · 0.9 mi

District: Rialto Unified School District

Neighborhood · ZIP 92377These 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.19
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 100.818

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.99%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.18%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.9%
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.22,976
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,671 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$104,935
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$137,114
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.25 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

19661 Casmalia 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 91% of homes in Rialto 92377
  • Costs less per square foot than 78% of homes in Rialto 92377
  • Has a bigger lot than 83% of homes in Rialto 92377
  • Older than 92% of homes in Rialto 92377

What homes are worth in Rialto 92377

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

This home
$430K$772K

This home is worth more than 9% of homes in Rialto 92377.

How it measures up in Rialto 92377

The dot is this home. The mark in the middle is the typical home in Rialto 92377.

Estimated value$538,320
CheaperTypical $626,926Pricier

Pricier than 9% of homes nearby

Price per ft²$295
CheaperTypical $330Pricier

Pricier than 22% of homes nearby

Living area1,826 ft²
SmallerTypical 1,759 ft²Bigger

Bigger than 54% of homes nearby

Lot size0.24 ac
SmallerTypical 0.19 acBigger

Bigger than 83% of homes nearby

Year built1963
OlderTypical 1990Newer

Newer than 8% of homes nearby

How 19661 Casmalia St ranks against every home in each area.
MeasureThis homeRialto 92377San Bernardino County
Estimated valuepricier than$538,3209% of homes51% of homes
Price per ft²pricier than$29522% of homes35% of homes
Living areabigger than1,826 ft²54% of homes63% of homes
Lot sizebigger than0.24 ac83% of homes69% of homes
Year builtnewer than19638% of homes25% of homes

About 19661 Casmalia St

How much is 19661 Casmalia St, Rialto, CA worth?

The TopHap Estimate for 19661 Casmalia St, Rialto, CA is $538,320 as of Sep 24, 2026. The likely range is $513,347 to $563,293. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 19661 Casmalia St, Rialto, CA last sell?

19661 Casmalia St, Rialto, CA last sold on Nov 16, 2016 for $345,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 19661 Casmalia St, Rialto, CA?

19661 Casmalia St, Rialto, CA has 4 bedrooms, 2 bathrooms, 1,826 square feet of living space and a 0.24-acre lot.

When was 19661 Casmalia St, Rialto, CA built?

19661 Casmalia St, Rialto, CA was built in 1963, making it 63 years old. It is a modern home. The building has 1 story.

What schools serve 19661 Casmalia St, Rialto, CA?

19661 Casmalia St, Rialto, CA is assigned to Elizabeth T. Hughbanks Elementary School (elementary), rated C-; Kolb Middle School (middle), rated C; Eisenhower High School (high), rated B-. All sit in Rialto Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 19661 Casmalia St, Rialto, CA compare to other homes in Rialto 92377?

Among the 7,213 homes in Rialto 92377, it is worth more than 9% of them ($538,320 against a typical $626,926), its price per square foot is higher than 22% of them ($295 against a typical $330), it is bigger than 54% of them (1,826 ft² against a typical 1,759 ft²), its lot is bigger than 83% of them (0.24 ac against a typical 0.19 ac) and it is newer than 8% of them (1963 against a typical 1990). Measured against all of San Bernardino County, it is worth more than 51% 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 19661 Casmalia St, Rialto, CA?

The 2025 property tax bill for 19661 Casmalia St, Rialto, CA was $5,044. The county assessed it at $408,413.

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