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Single Family ResidenceResidential
$535,003$328 / 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 91How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

637 W CASMALIA ST

RIALTO, CA 92377
4
Beds
2
Baths
1,632 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
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

$535K
$486K low$584K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,918 (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.$220,606 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$55,061
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$165,545

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
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.1988
Lot (acres)The size of the land the home sits on, from county records.0.22
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.Tile
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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, Attached
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 · 40 ft²Porch · 40 ft²

Transaction History(2)

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
Elizabeth T. Hughbanks Elementary SchoolD
Elementary · Grades KG–5 · 0.4 mi
M
Kolb Middle SchoolB+
Middle · Grades 6–8 · 0.5 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

637 W 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 81% of homes in Rialto 92377
  • Smaller than 67% of homes in Rialto 92377
  • Has a bigger lot than 70% 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
$374K$771K

This home is worth more than 19% 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$535,003
CheaperTypical $607,063Pricier

Pricier than 19% of homes nearby

Price per ft²$328
CheaperTypical $319Pricier

Pricier than 55% of homes nearby

Living area1,632 ft²
SmallerTypical 1,773 ft²Bigger

Bigger than 33% of homes nearby

Lot size0.22 ac
SmallerTypical 0.19 acBigger

Bigger than 70% of homes nearby

Year built1987
OlderTypical 1990Newer

Newer than 38% of homes nearby

How 637 W Casmalia St ranks against every home in each area.
MeasureThis homeRialto 92377San Bernardino County
Estimated valuepricier than$535,00319% of homes54% of homes
Price per ft²pricier than$32855% of homes50% of homes
Living areabigger than1,632 ft²33% of homes53% of homes
Lot sizebigger than0.22 ac70% of homes63% of homes
Year builtnewer than198738% of homes59% of homes

About 637 W Casmalia St

How much is 637 W Casmalia St, Rialto, CA worth?

The TopHap Estimate for 637 W Casmalia St, Rialto, CA is $535,003 as of Aug 30, 2026. The likely range is $485,573 to $584,433. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 637 W Casmalia St, Rialto, CA last sell?

637 W Casmalia St, Rialto, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 637 W Casmalia St, Rialto, CA?

637 W Casmalia St, Rialto, CA has 4 bedrooms, 2 bathrooms, 1,632 square feet of living space and a 0.22-acre lot.

When was 637 W Casmalia St, Rialto, CA built?

637 W Casmalia St, Rialto, CA was built in 1987, making it 39 years old. It is a modern home. The building has 1 story.

What schools serve 637 W Casmalia St, Rialto, CA?

637 W Casmalia St, Rialto, CA is assigned to Elizabeth T. Hughbanks Elementary School (elementary), rated D; Kolb Middle School (middle), rated B+; 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 637 W Casmalia St, Rialto, CA compare to other homes in Rialto 92377?

Among the 7,213 homes in Rialto 92377, it is worth more than 19% of them ($535,003 against a typical $607,063), its price per square foot is higher than 55% of them ($328 against a typical $319), it is bigger than 33% of them (1,632 ft² against a typical 1,773 ft²), its lot is bigger than 70% of them (0.22 ac against a typical 0.19 ac) and it is newer than 38% of them (1987 against a typical 1990). Measured against all of San Bernardino County, it is worth more than 54% 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 637 W Casmalia St, Rialto, CA?

The 2025 property tax bill for 637 W Casmalia St, Rialto, CA was $3,918. The county assessed it at $220,606.

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