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Single Family ResidenceResidential
$575,812$385 / 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 89How 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 $574,000 on Jun 29, 2026

21158 MARTYNIA CT

MORENO VALLEY, CA 92557
4
Beds
3
Baths
1,497 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1986
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

$576K
$515K low$636K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$574,000 · Jun 29, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,416 (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.$382,987 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$81,238
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$301,749
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$375,479
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$421,290

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.42
11
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
87
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
64
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
10
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.10 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.undetermined

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
Lot (acres)The size of the land the home sits on, from county records.0.15
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(8)

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
Seneca Elementary SchoolC-
Elementary · Grades KG–6 · 0.2 mi
H
Canyon Springs High SchoolC
High · Grades 9–12 · 2.3 mi
M
Vista Heights Middle SchoolC
Middle · Grades 6–8 · 2.3 mi

District: Moreno Valley Unified School District

Neighborhood · ZIP 92557These 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.110
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.542

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.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.56,111
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,127 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$84,512
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$102,614
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.13 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

21158 Martynia Ct 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 66% of homes in Box Springs
  • Costs more per square foot than 87% of homes in Box Springs
  • Smaller than 68% of homes in Box Springs
  • Has a smaller lot than 83% of homes in Box Springs

What homes are worth in Moreno Valley 92557

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

This home
$383K$750K

This home is worth more than 64% of homes in Moreno Valley 92557.

How it measures up in Moreno Valley 92557

The dot is this home. The mark in the middle is the typical home in Moreno Valley 92557.

Estimated value$575,812
CheaperTypical $546,579Pricier

Pricier than 64% of homes nearby

Price per ft²$385
CheaperTypical $309Pricier

Pricier than 86% of homes nearby

Living area1,497 ft²
SmallerTypical 1,729 ft²Bigger

Bigger than 32% of homes nearby

Lot size0.15 ac
SmallerTypical 0.18 acBigger

Bigger than 25% of homes nearby

Year built1986
OlderTypical 1987Newer

Newer than 49% of homes nearby

How 21158 Martynia Ct ranks against every home in each area.
MeasureThis homeBox SpringsMoreno Valley 92557Riverside County
Estimated valuepricier than$575,81266% of homes64% of homes49% of homes
Price per ft²pricier than$38587% of homes86% of homes77% of homes
Living areabigger than1,497 ft²32% of homes32% of homes33% of homes
Lot sizebigger than0.15 ac17% of homes25% of homes25% of homes
Year builtnewer than198641% of homes49% of homes39% of homes

About 21158 Martynia Ct

How much is 21158 Martynia Ct, Moreno Valley, CA worth?

The TopHap Estimate for 21158 Martynia Ct, Moreno Valley, CA is $575,812 as of Aug 30, 2026. The likely range is $515,255 to $636,369. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21158 Martynia Ct, Moreno Valley, CA last sell?

21158 Martynia Ct, Moreno Valley, CA last sold on Jun 29, 2026 for $574,000, according to the county's recorded deed. TopHap holds 7 recorded sales for this parcel.

How big is 21158 Martynia Ct, Moreno Valley, CA?

21158 Martynia Ct, Moreno Valley, CA has 4 bedrooms, 3 bathrooms, 1,497 square feet of living space and a 0.15-acre lot.

When was 21158 Martynia Ct, Moreno Valley, CA built?

21158 Martynia Ct, Moreno Valley, CA was built in 1986, making it 40 years old. The building has 2 stories.

What schools serve 21158 Martynia Ct, Moreno Valley, CA?

21158 Martynia Ct, Moreno Valley, CA is assigned to Seneca Elementary School (elementary), rated C-; Canyon Springs High School (high), rated C; Vista Heights Middle School (middle), rated C. All sit in Moreno Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21158 Martynia Ct, Moreno Valley, CA compare to other homes in Moreno Valley 92557?

Among the 13,818 homes in Moreno Valley 92557, it is worth more than 64% of them ($575,812 against a typical $546,579), its price per square foot is higher than 86% of them ($385 against a typical $309), it is bigger than 32% of them (1,497 ft² against a typical 1,729 ft²), its lot is bigger than 25% of them (0.15 ac against a typical 0.18 ac) and it is newer than 49% of them (1986 against a typical 1987). Measured against all of Riverside County, it is worth more than 49% 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 21158 Martynia Ct, Moreno Valley, CA?

The 2025 property tax bill for 21158 Martynia Ct, Moreno Valley, CA was $4,416. The county assessed it at $382,987.

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