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Single Family ResidenceResidential
$352,967$222 / 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 Jul 14, 2026
Last sold for $270,000 on Oct 16, 2020

21878 STANDING ROCK AVE

APPLE VALLEY, CA 92307
3
Beds
2
Baths
1,590 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.
0.61 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
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

$353K
$325K low$381K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$270,000 · Oct 16, 2020
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$96,467
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$77,174
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.63%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$256,500
PARKSIDE LENDING LLC · recorded Oct 16, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,433 (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.$298,102 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$59,621
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$238,481

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.8 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.possible but 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
StyleThe architectural style of the home, such as ranch or colonial.Modern
CountySAN BERNARDINO
Lot (acres)The size of the land the home sits on, from county records.0.61
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition 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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 322 ft²Porch · 322 ft²

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.

Foreclosure Filings(2)

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

E
Rancho Verde Elementary schoolF
Elementary · Grades KG–6 · 0.8 mi
H
Granite Hills High SchoolC
High · Grades 9–12 · 1.5 mi
M
Phoenix AcademyF
Middle · Grades KG–8 · 1.7 mi

District: Apple Valley Unified School District

Neighborhood · ZIP 92307These 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.95
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.286

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.12%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.42,143
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.238 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$70,319
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$93,641
Average tempThe average temperature here across a full year.60°F
Annual precipHow much rain and melted snow falls here in a typical year.6 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.68%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

21878 Standing Rock Ave 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 less than 85% of homes in San Bernardino County
  • Costs less per square foot than 85% of homes in San Bernardino County
  • Smaller than 72% of homes in Apple Valley 92307
  • Has a bigger lot than 87% of homes in San Bernardino County

What homes are worth in Apple Valley 92307

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

This home
$245K$720K

This home is worth more than 25% of homes in Apple Valley 92307.

How it measures up in Apple Valley 92307

The dot is this home. The mark in the middle is the typical home in Apple Valley 92307.

Estimated value$352,967
CheaperTypical $413,556Pricier

Pricier than 25% of homes nearby

Price per ft²$222
CheaperTypical $213Pricier

Pricier than 59% of homes nearby

Living area1,590 ft²
SmallerTypical 1,940 ft²Bigger

Bigger than 28% of homes nearby

Lot size0.61 ac
SmallerTypical 0.69 acBigger

Bigger than 42% of homes nearby

Year built1987
OlderTypical 1987Newer

Newer than 55% of homes nearby

How 21878 Standing Rock Ave ranks against every home in each area.
MeasureThis homeApple Valley 92307San Bernardino County
Estimated valuepricier than$352,96725% of homes15% of homes
Price per ft²pricier than$22259% of homes15% of homes
Living areabigger than1,590 ft²28% of homes50% of homes
Lot sizebigger than0.61 ac42% of homes87% of homes
Year builtnewer than198755% of homes59% of homes

About 21878 Standing Rock Ave

How much is 21878 Standing Rock Ave, Apple Valley, CA worth?

The TopHap Estimate for 21878 Standing Rock Ave, Apple Valley, CA is $352,967 as of Jul 14, 2026. The likely range is $325,272 to $380,662. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21878 Standing Rock Ave, Apple Valley, CA last sell?

21878 Standing Rock Ave, Apple Valley, CA last sold on Oct 16, 2020 for $270,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 21878 Standing Rock Ave, Apple Valley, CA?

21878 Standing Rock Ave, Apple Valley, CA has 3 bedrooms, 2 bathrooms, 1,590 square feet of living space and a 0.61-acre lot.

When was 21878 Standing Rock Ave, Apple Valley, CA built?

21878 Standing Rock Ave, Apple Valley, CA was built in 1987, making it 39 years old. It is a modern home. The building has 1 story.

What schools serve 21878 Standing Rock Ave, Apple Valley, CA?

21878 Standing Rock Ave, Apple Valley, CA is assigned to Rancho Verde Elementary school (elementary), rated F; Granite Hills High School (high), rated C; Phoenix Academy (middle), rated F. All sit in Apple Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21878 Standing Rock Ave, Apple Valley, CA compare to other homes in Apple Valley 92307?

Among the 12,880 homes in Apple Valley 92307, it is worth more than 25% of them ($352,967 against a typical $413,556), its price per square foot is higher than 59% of them ($222 against a typical $213), it is bigger than 28% of them (1,590 ft² against a typical 1,940 ft²), its lot is bigger than 42% of them (0.61 ac against a typical 0.69 ac) and it is newer than 55% of them (1987 against a typical 1987). Measured against all of San Bernardino County, it is worth more than 15% 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 21878 Standing Rock Ave, Apple Valley, CA?

The 2025 property tax bill for 21878 Standing Rock Ave, Apple Valley, CA was $3,433. The county assessed it at $298,102.

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