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Single Family ResidenceResidential
$1,103,207$289 / 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 93How 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
Last sold for $550,000 on Sep 10, 2018

20178 ROCKWELL RD

CORONA, CA 92881
4
Beds
3
Baths
3,817 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.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$1M low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$550,000 · Sep 10, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,994 (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.$625,801 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$113,781
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$512,020
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$613,531
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$727,740

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.43
38
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
70
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
52
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
17
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
39
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.7 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

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.1998
Lot (acres)The size of the land the home sits on, from county records.0.50
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.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

Transaction History(6)

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
Orange Elementary SchoolB+
Elementary · Grades KG–6 · 0.9 mi
H
Santiago High SchoolA-
High · Grades 9–12 · 0.9 mi
M
Citrus Hills Intermediate SchoolB
Middle · Grades 7–8 · 2.3 mi

District: Corona-Norco Unified School District

Neighborhood · ZIP 92881These 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.21
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.457

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.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.7%
PopulationHow many people live in this area.34,522
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,294 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$125,306
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$163,716
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.15 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

20178 Rockwell Rd 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 95% of homes in El Cerrito
  • Costs less per square foot than 98% of homes in Corona 92881
  • Bigger than 97% of homes in El Cerrito
  • Has a bigger lot than 81% of homes in Corona 92881
  • Newer than 83% of homes in El Cerrito

What homes are worth in Corona 92881

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

This home
$533K$2.1M

This home is worth more than 81% of homes in Corona 92881.

How it measures up in Corona 92881

The dot is this home. The mark in the middle is the typical home in Corona 92881.

Estimated value$1,103,207
CheaperTypical $867,988Pricier

Pricier than 81% of homes nearby

Price per ft²$289
CheaperTypical $395Pricier

Pricier than 2% of homes nearby

Living area3,817 ft²
SmallerTypical 2,213 ft²Bigger

Bigger than 91% of homes nearby

Lot size0.5 ac
SmallerTypical 0.21 acBigger

Bigger than 81% of homes nearby

Year built1997
OlderTypical 1997Newer

Newer than 57% of homes nearby

How 20178 Rockwell Rd ranks against every home in each area.
MeasureThis homeEl CerritoCorona 92881Riverside County
Estimated valuepricier than$1,103,20795% of homes81% of homes93% of homes
Price per ft²pricier than$2897% of homes2% of homes37% of homes
Living areabigger than3,817 ft²97% of homes91% of homes96% of homes
Lot sizebigger than0.5 ac67% of homes81% of homes77% of homes
Year builtnewer than199783% of homes57% of homes58% of homes

About 20178 Rockwell Rd

How much is 20178 Rockwell Rd, Corona, CA worth?

The TopHap Estimate for 20178 Rockwell Rd, Corona, CA is $1,103,207 as of Oct 21, 2026. The likely range is $1,020,833 to $1,185,581. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20178 Rockwell Rd, Corona, CA last sell?

20178 Rockwell Rd, Corona, CA last sold on Sep 10, 2018 for $550,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 20178 Rockwell Rd, Corona, CA?

20178 Rockwell Rd, Corona, CA has 4 bedrooms, 3 bathrooms, 3,817 square feet of living space and a 0.50-acre lot.

When was 20178 Rockwell Rd, Corona, CA built?

20178 Rockwell Rd, Corona, CA was built in 1997, making it 29 years old. The building has 2 stories.

What schools serve 20178 Rockwell Rd, Corona, CA?

20178 Rockwell Rd, Corona, CA is assigned to Orange Elementary School (elementary), rated B+; Santiago High School (high), rated A-; Citrus Hills Intermediate School (middle), rated B. All sit in Corona-Norco Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20178 Rockwell Rd, Corona, CA compare to other homes in Corona 92881?

Among the 8,612 homes in Corona 92881, it is worth more than 81% of them ($1,103,207 against a typical $867,988), its price per square foot is higher than 2% of them ($289 against a typical $395), it is bigger than 91% of them (3,817 ft² against a typical 2,213 ft²), its lot is bigger than 81% of them (0.5 ac against a typical 0.21 ac) and it is newer than 57% of them (1997 against a typical 1997). Measured against all of Riverside County, it is worth more than 93% 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 20178 Rockwell Rd, Corona, CA?

The 2025 property tax bill for 20178 Rockwell Rd, Corona, CA was $6,994. The county assessed it at $625,801.

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