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Single Family ResidenceResidential
$384,053$279 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $320,000 on Jul 1, 2022

17866 ALDER ST

HESPERIA, CA 92345
3
Beds
2
Baths
1,377 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.
0.45 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.
6
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

$384K
$367K low$401K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$320,000 · Jul 1, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,717 (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.$339,587 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$67,918
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$271,669

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.0.45
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.Builtup (layered Asphalt)
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 · 140 ft²Porch · 140 ft²

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
Juniper Elementary SchoolD-
Elementary · Grades KG–6 · 2.8 mi
H
Sultana High SchoolB+
High · Grades 9–12 · 3.7 mi
M
Topaz Preparatory AcademyC-
Middle · Grades KG–6 · 5.0 mi

District: Hesperia Unified School District

Neighborhood · ZIP 92345These 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.94
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.347

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.7.4%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.17%
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.89,476
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.799 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$61,309
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$80,179
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.19 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

17866 Alder 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.

  • Worth less than 81% of homes in San Bernardino County
  • Costs less per square foot than 70% of homes in San Bernardino County
  • Smaller than 71% of homes in Hesperia 92345
  • Has a bigger lot than 81% of homes in San Bernardino County
  • Older than 76% of homes in Hesperia 92345

What homes are worth in Hesperia 92345

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

This home
$288K$645K

This home is worth more than 22% of homes in Hesperia 92345.

How it measures up in Hesperia 92345

The dot is this home. The mark in the middle is the typical home in Hesperia 92345.

Estimated value$384,053
CheaperTypical $436,573Pricier

Pricier than 22% of homes nearby

Price per ft²$279
CheaperTypical $266Pricier

Pricier than 62% of homes nearby

Living area1,377 ft²
SmallerTypical 1,660 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.45 ac
SmallerTypical 0.46 acBigger

Bigger than 40% of homes nearby

Year built1978
OlderTypical 1987Newer

Newer than 24% of homes nearby

How 17866 Alder St ranks against every home in each area.
MeasureThis homeHesperia 92345San Bernardino County
Estimated valuepricier than$384,05322% of homes19% of homes
Price per ft²pricier than$27962% of homes30% of homes
Living areabigger than1,377 ft²29% of homes36% of homes
Lot sizebigger than0.45 ac40% of homes81% of homes
Year builtnewer than197824% of homes40% of homes

About 17866 Alder St

How much is 17866 Alder St, Hesperia, CA worth?

The TopHap Estimate for 17866 Alder St, Hesperia, CA is $384,053 as of Sep 24, 2026. The likely range is $367,294 to $400,812. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17866 Alder St, Hesperia, CA last sell?

17866 Alder St, Hesperia, CA last sold on Jul 1, 2022 for $320,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 17866 Alder St, Hesperia, CA?

17866 Alder St, Hesperia, CA has 3 bedrooms, 2 bathrooms, 1,377 square feet of living space and a 0.45-acre lot.

When was 17866 Alder St, Hesperia, CA built?

17866 Alder St, Hesperia, CA was built in 1978, making it 48 years old. It is a modern home. The building has 1 story.

What schools serve 17866 Alder St, Hesperia, CA?

17866 Alder St, Hesperia, CA is assigned to Juniper Elementary School (elementary), rated D-; Sultana High School (high), rated B+; Topaz Preparatory Academy (middle), rated C-. All sit in Hesperia Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 17866 Alder St, Hesperia, CA compare to other homes in Hesperia 92345?

Among the 23,573 homes in Hesperia 92345, it is worth more than 22% of them ($384,053 against a typical $436,573), its price per square foot is higher than 62% of them ($279 against a typical $266), it is bigger than 29% of them (1,377 ft² against a typical 1,660 ft²), its lot is bigger than 40% of them (0.45 ac against a typical 0.46 ac) and it is newer than 24% of them (1978 against a typical 1987). Measured against all of San Bernardino County, it is worth more than 19% 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 17866 Alder St, Hesperia, CA?

The 2025 property tax bill for 17866 Alder St, Hesperia, CA was $3,717. The county assessed it at $339,587.

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