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Single Family ResidenceResidential
$612,357$406 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

4450 CARLSON PL

RIVERSIDE, CA 92503
4
Beds
1.8
Baths
1,508 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.
0.27 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.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$612K
$561K low$663K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$2,881 (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.$234,237 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$68,307
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$165,930
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$229,645
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$441,810

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyRIVERSIDE
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.1979
Lot (acres)The size of the land the home sits on, from county records.0.27
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.Rock / Gravel
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, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Foothill Elementary SchoolD-
Elementary · Grades KG–5 · 0.5 mi
M
Wells Middle SchoolD-
Middle · Grades 6–8 · 0.8 mi
H
La Sierra High SchoolC
High · Grades 9–12 · 1.9 mi

District: Alvord Unified School District

Neighborhood · ZIP 92503These 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.57
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.290

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.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.9.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.96,024
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,949 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$87,069
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,138
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.12 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

4450 Carlson Pl 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 85% of homes in Arlanza
  • Costs more per square foot than 80% of homes in Riverside County
  • Bigger than 72% of homes in Arlanza
  • Has a bigger lot than 90% of homes in Arlanza
  • Newer than 79% of homes in Arlanza

What homes are worth in Riverside 92503

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

This home
$372K$1.2M

This home is worth more than 55% of homes in Riverside 92503.

How it measures up in Riverside 92503

The dot is this home. The mark in the middle is the typical home in Riverside 92503.

Estimated value$612,357
CheaperTypical $596,407Pricier

Pricier than 55% of homes nearby

Price per ft²$406
CheaperTypical $374Pricier

Pricier than 63% of homes nearby

Living area1,508 ft²
SmallerTypical 1,536 ft²Bigger

Bigger than 48% of homes nearby

Lot size0.27 ac
SmallerTypical 0.19 acBigger

Bigger than 74% of homes nearby

Year built1978
OlderTypical 1978Newer

Newer than 51% of homes nearby

How 4450 Carlson Pl ranks against every home in each area.
MeasureThis homeArlanzaRiverside 92503Riverside County
Estimated valuepricier than$612,35785% of homes55% of homes54% of homes
Price per ft²pricier than$40642% of homes63% of homes80% of homes
Living areabigger than1,508 ft²72% of homes48% of homes34% of homes
Lot sizebigger than0.27 ac90% of homes74% of homes64% of homes
Year builtnewer than197879% of homes51% of homes26% of homes

About 4450 Carlson Pl

How much is 4450 Carlson Pl, Riverside, CA worth?

The TopHap Estimate for 4450 Carlson Pl, Riverside, CA is $612,357 as of Oct 21, 2026. The likely range is $561,260 to $663,454. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4450 Carlson Pl, Riverside, CA last sell?

4450 Carlson Pl, Riverside, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 4450 Carlson Pl, Riverside, CA?

4450 Carlson Pl, Riverside, CA has 4 bedrooms, 1.8 bathrooms, 1,508 square feet of living space and a 0.27-acre lot.

When was 4450 Carlson Pl, Riverside, CA built?

4450 Carlson Pl, Riverside, CA was built in 1978, making it 48 years old. The building has 1 story.

What schools serve 4450 Carlson Pl, Riverside, CA?

4450 Carlson Pl, Riverside, CA is assigned to Foothill Elementary School (elementary), rated D-; Wells Middle School (middle), rated D-; La Sierra High School (high), rated C. All sit in Alvord Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4450 Carlson Pl, Riverside, CA compare to other homes in Riverside 92503?

Among the 21,428 homes in Riverside 92503, it is worth more than 55% of them ($612,357 against a typical $596,407), its price per square foot is higher than 63% of them ($406 against a typical $374), it is bigger than 48% of them (1,508 ft² against a typical 1,536 ft²), its lot is bigger than 74% of them (0.27 ac against a typical 0.19 ac) and it is newer than 51% of them (1978 against a typical 1978). Measured against all of Riverside 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 4450 Carlson Pl, Riverside, CA?

The 2025 property tax bill for 4450 Carlson Pl, Riverside, CA was $2,881. The county assessed it at $234,237.

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