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Single Family ResidenceResidential
$617,191$265 / 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 94How 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 $149,000 on Apr 24, 2008

523 ERWIN ST

CALIMESA, CA 92320
5
Beds
2.5
Baths
2,330 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1968
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$617K
$580K low$654K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$149,000 · Apr 24, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,261 (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.$519,228 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$41,429
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$477,799
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$509,048
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$351,630

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.Contemporary
CountyRIVERSIDE
Lot (acres)The size of the land the home sits on, from county records.0.25
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
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

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.

M
Mesa View Middle SchoolC
Middle · Grades 6–8 · 0.8 mi
E
Calimesa Elementary SchoolD-
Elementary · Grades KG–5 · 0.9 mi
H
Yucaipa High SchoolB
High · Grades 9–12 · 2.9 mi

District: Yucaipa-Calimesa Joint Unified School District

Neighborhood · ZIP 92320These 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.82
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.452

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.2%
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.11,115
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.938 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,404
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,032
Average tempThe average temperature here across a full year.62°F
Annual precipHow much rain and melted snow falls here in a typical year.17 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

523 Erwin 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 more than 72% of homes in Calimesa 92320
  • Costs less per square foot than 76% of homes in Riverside County
  • Bigger than 78% of homes in Calimesa 92320
  • Older than 85% of homes in Riverside County

What homes are worth in Calimesa 92320

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

This home
$331K$857K

This home is worth more than 72% of homes in Calimesa 92320.

How it measures up in Calimesa 92320

The dot is this home. The mark in the middle is the typical home in Calimesa 92320.

Estimated value$617,191
CheaperTypical $566,916Pricier

Pricier than 72% of homes nearby

Price per ft²$265
CheaperTypical $303Pricier

Pricier than 32% of homes nearby

Living area2,330 ft²
SmallerTypical 1,736 ft²Bigger

Bigger than 78% of homes nearby

Lot size0.25 ac
SmallerTypical 0.24 acBigger

Bigger than 54% of homes nearby

Year built1968
OlderTypical 1987Newer

Newer than 26% of homes nearby

How 523 Erwin St ranks against every home in each area.
MeasureThis homeCalimesa 92320Riverside County
Estimated valuepricier than$617,19172% of homes55% of homes
Price per ft²pricier than$26532% of homes24% of homes
Living areabigger than2,330 ft²78% of homes71% of homes
Lot sizebigger than0.25 ac54% of homes63% of homes
Year builtnewer than196826% of homes15% of homes

About 523 Erwin St

How much is 523 Erwin St, Calimesa, CA worth?

The TopHap Estimate for 523 Erwin St, Calimesa, CA is $617,191 as of Sep 24, 2026. The likely range is $580,183 to $654,199. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 523 Erwin St, Calimesa, CA last sell?

523 Erwin St, Calimesa, CA last sold on Apr 24, 2008 for $149,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 523 Erwin St, Calimesa, CA?

523 Erwin St, Calimesa, CA has 5 bedrooms, 2.5 bathrooms, 2,330 square feet of living space and a 0.25-acre lot.

When was 523 Erwin St, Calimesa, CA built?

523 Erwin St, Calimesa, CA was built in 1968, making it 58 years old. It is a contemporary home. The building has 1 story.

What schools serve 523 Erwin St, Calimesa, CA?

523 Erwin St, Calimesa, CA is assigned to Mesa View Middle School (middle), rated C; Calimesa Elementary School (elementary), rated D-; Yucaipa High School (high), rated B. All sit in Yucaipa-Calimesa Joint Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 523 Erwin St, Calimesa, CA compare to other homes in Calimesa 92320?

Among the 4,326 homes in Calimesa 92320, it is worth more than 72% of them ($617,191 against a typical $566,916), its price per square foot is higher than 32% of them ($265 against a typical $303), it is bigger than 78% of them (2,330 ft² against a typical 1,736 ft²), its lot is bigger than 54% of them (0.25 ac against a typical 0.24 ac) and it is newer than 26% of them (1968 against a typical 1987). Measured against all of Riverside County, it is worth more than 55% 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 523 Erwin St, Calimesa, CA?

The 2025 property tax bill for 523 Erwin St, Calimesa, CA was $6,261. The county assessed it at $519,228.

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