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Single Family ResidenceResidential
$564,397$368 / 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
Last sold for $395,000 on Oct 1, 2019

4099 POLK ST

RIVERSIDE, CA 92505
4
Beds
1.8
Baths
1,534 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.
1958
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.

Valuation

$564K
$511K low$618K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$395,000 · Oct 1, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,369 (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.$440,625 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$78,084
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$362,541
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$431,986
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$549,090

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyRIVERSIDE
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)
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
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.Yes

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.

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

E
Collett Elementary SchoolC-
Elementary · Grades KG–5 · 0.3 mi
H
La Sierra High SchoolC-
High · Grades 9–12 · 0.5 mi
M
Arizona Middle SchoolB-
Middle · Grades 6–8 · 1.5 mi

District: Alvord Unified School District

Neighborhood · ZIP 92505These 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.68
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.296

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.9%
PopulationHow many people live in this area.53,012
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,326 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,440
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$96,650
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

4099 Polk 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.

  • Costs more per square foot than 72% of homes in Riverside County
  • Smaller than 65% of homes in Riverside County
  • Has a smaller lot than 73% of homes in Riverside 92505
  • Older than 92% of homes in Riverside County

What homes are worth in Riverside 92505

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

This home
$324K$968K

This home is worth more than 36% of homes in Riverside 92505.

How it measures up in Riverside 92505

The dot is this home. The mark in the middle is the typical home in Riverside 92505.

Estimated value$564,397
CheaperTypical $597,001Pricier

Pricier than 36% of homes nearby

Price per ft²$368
CheaperTypical $386Pricier

Pricier than 41% of homes nearby

Living area1,534 ft²
SmallerTypical 1,514 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.17 ac
SmallerTypical 0.19 acBigger

Bigger than 27% of homes nearby

Year built1958
OlderTypical 1977Newer

Newer than 22% of homes nearby

How 4099 Polk St ranks against every home in each area.
MeasureThis homeLa SierraRiverside 92505Riverside County
Estimated valuepricier than$564,39736% of homes36% of homes46% of homes
Price per ft²pricier than$36842% of homes41% of homes72% of homes
Living areabigger than1,534 ft²52% of homes52% of homes35% of homes
Lot sizebigger than0.17 ac36% of homes27% of homes31% of homes
Year builtnewer than195818% of homes22% of homes8% of homes

About 4099 Polk St

How much is 4099 Polk St, Riverside, CA worth?

The TopHap Estimate for 4099 Polk St, Riverside, CA is $564,397 as of Aug 30, 2026. The likely range is $510,791 to $618,003. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4099 Polk St, Riverside, CA last sell?

4099 Polk St, Riverside, CA last sold on Oct 1, 2019 for $395,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 4099 Polk St, Riverside, CA?

4099 Polk St, Riverside, CA has 4 bedrooms, 1.8 bathrooms, 1,534 square feet of living space and a 0.17-acre lot.

When was 4099 Polk St, Riverside, CA built?

4099 Polk St, Riverside, CA was built in 1958, making it 68 years old. The building has 1 story.

What schools serve 4099 Polk St, Riverside, CA?

4099 Polk St, Riverside, CA is assigned to Collett Elementary School (elementary), rated C-; La Sierra High School (high), rated C-; Arizona Middle School (middle), rated B-. All sit in Alvord Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4099 Polk St, Riverside, CA compare to other homes in Riverside 92505?

Among the 10,243 homes in Riverside 92505, it is worth more than 36% of them ($564,397 against a typical $597,001), its price per square foot is higher than 41% of them ($368 against a typical $386), it is bigger than 52% of them (1,534 ft² against a typical 1,514 ft²), its lot is bigger than 27% of them (0.17 ac against a typical 0.19 ac) and it is newer than 22% of them (1958 against a typical 1977). Measured against all of Riverside County, it is worth more than 46% 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 4099 Polk St, Riverside, CA?

The 2025 property tax bill for 4099 Polk St, Riverside, CA was $5,369. The county assessed it at $440,625.

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