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Single Family ResidenceResidential
$1,205,525$661 / 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 85How 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 $1,142,000 on Aug 20, 2025

17821 HORST AVE

ARTESIA, CA 90701
4
Beds
4
Baths
1,825 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1947
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.

Valuation

$1.2M
$1M low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,142,000 · Aug 20, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,844 (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.$1,142,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$800,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$342,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$708,254

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.6 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
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyLOS ANGELES
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.1969
Lot (acres)The size of the land the home sits on, from county records.0.21
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.Wood 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

Transaction History(7)

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.

M
Ross Academy of Creative & Media ArtsB-
Middle · Grades 7–8 · 0.2 mi
E
Elliott Elementary SchoolA-
Elementary · Grades KG–6 · 0.4 mi
H
Gahr High SchoolA-
High · Grades 9–12 · 1.2 mi

District: Abc Unified School District

Neighborhood · ZIP 90701These 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.34
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.338

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.6.9%
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.16,015
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.9,795 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$81,864
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$101,969
Average tempThe average temperature here across a full year.64°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.73%

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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

17821 Horst 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 more than 90% of homes in Artesia 90701
  • Costs more per square foot than 80% of homes in Artesia 90701
  • Bigger than 74% of homes in Artesia 90701
  • Has a bigger lot than 86% of homes in Artesia 90701
  • Older than 82% of homes in Artesia 90701

What homes are worth in Artesia 90701

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

This home
$395K$1.5M

This home is worth more than 90% of homes in Artesia 90701.

How it measures up in Artesia 90701

The dot is this home. The mark in the middle is the typical home in Artesia 90701.

Estimated value$1,205,525
CheaperTypical $786,365Pricier

Pricier than 90% of homes nearby

Price per ft²$661
CheaperTypical $579Pricier

Pricier than 80% of homes nearby

Living area1,825 ft²
SmallerTypical 1,401 ft²Bigger

Bigger than 74% of homes nearby

Lot size0.21 ac
SmallerTypical 0.12 acBigger

Bigger than 86% of homes nearby

Year built1947
OlderTypical 1961Newer

Newer than 18% of homes nearby

How 17821 Horst Ave ranks against every home in each area.
MeasureThis homeArtesia 90701Los Angeles County
Estimated valuepricier than$1,205,52590% of homes75% of homes
Price per ft²pricier than$66180% of homes69% of homes
Living areabigger than1,825 ft²74% of homes63% of homes
Lot sizebigger than0.21 ac86% of homes65% of homes
Year builtnewer than194718% of homes26% of homes

About 17821 Horst Ave

How much is 17821 Horst Ave, Artesia, CA worth?

The TopHap Estimate for 17821 Horst Ave, Artesia, CA is $1,205,525 as of Aug 30, 2026. The likely range is $1,023,347 to $1,387,703. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17821 Horst Ave, Artesia, CA last sell?

17821 Horst Ave, Artesia, CA last sold on Aug 20, 2025 for $1,142,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 17821 Horst Ave, Artesia, CA?

17821 Horst Ave, Artesia, CA has 4 bedrooms, 4 bathrooms, 1,825 square feet of living space and a 0.21-acre lot.

When was 17821 Horst Ave, Artesia, CA built?

17821 Horst Ave, Artesia, CA was built in 1947, making it 79 years old. It is a conventional home. The building has 1 story.

What schools serve 17821 Horst Ave, Artesia, CA?

17821 Horst Ave, Artesia, CA is assigned to Ross Academy of Creative & Media Arts (middle), rated B-; Elliott Elementary School (elementary), rated A-; Gahr High School (high), rated A-. All sit in Abc Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 17821 Horst Ave, Artesia, CA compare to other homes in Artesia 90701?

Among the 3,582 homes in Artesia 90701, it is worth more than 90% of them ($1,205,525 against a typical $786,365), its price per square foot is higher than 80% of them ($661 against a typical $579), it is bigger than 74% of them (1,825 ft² against a typical 1,401 ft²), its lot is bigger than 86% of them (0.21 ac against a typical 0.12 ac) and it is newer than 18% of them (1947 against a typical 1961). Measured against all of Los Angeles County, it is worth more than 75% 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 17821 Horst Ave, Artesia, CA?

The 2025 property tax bill for 17821 Horst Ave, Artesia, CA was $8,844. The county assessed it at $1,142,000.

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