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Single Family ResidenceResidential
$685,761$381 / 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 94How 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 $350,000 on Apr 1, 2014

4040 KNOX AVE

ROSAMOND, CA 93560
3
Beds
2
Baths
1,800 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.
0.62 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.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
9
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$686K
$645K low$727K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$350,000 · Apr 1, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,822 (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.$434,682 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$181,117
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$253,565
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$426,160

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.51
25
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
61
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
73
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
2
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
98
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.1 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.0.2 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
CountyKERN
Lot (acres)The size of the land the home sits on, from county records.0.62
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.Concrete
HeatingThe type of heating system in the home.Floor/Wall Furnace
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 · 61 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.

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

H
Rosamond High School Early College CampusD+
High · Grades 9–12 · 1.2 mi
E
Westpark Elementary SchoolC-
Elementary · Grades KG–5 · 1.4 mi
M
Tropico Middle SchoolD+
Middle · Grades 6–8 · 1.4 mi

District: Southern Kern Unified School District

Neighborhood · ZIP 93560These 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.110
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.91
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.241

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.13%
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.2.5%
PopulationHow many people live in this area.22,407
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.93 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$75,730
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$90,467
Average tempThe average temperature here across a full year.60°F
Annual precipHow much rain and melted snow falls here in a typical year.10 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.75%

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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

4040 Knox 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.

  • Among the most valuable homes in Rosamond 93560
  • Among the highest price per square foot in Kern County
  • Bigger than 71% of homes in Rosamond 93560
  • Has a bigger lot than 90% of homes in Kern County
  • Older than 75% of homes in Rosamond 93560

What homes are worth in Rosamond 93560

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

This home
$256K$650K

This home is worth more than almost all homes in Rosamond 93560.

How it measures up in Rosamond 93560

The dot is this home. The mark in the middle is the typical home in Rosamond 93560.

Estimated value$685,761
CheaperTypical $408,123Pricier

Pricier than almost all homes nearby

Price per ft²$381
CheaperTypical $254Pricier

Pricier than 98% of homes nearby

Living area1,800 ft²
SmallerTypical 1,504 ft²Bigger

Bigger than 71% of homes nearby

Lot size0.62 ac
SmallerTypical 0.16 acBigger

Bigger than 81% of homes nearby

Year built1986
OlderTypical 1992Newer

Newer than 25% of homes nearby

How 4040 Knox Ave ranks against every home in each area.
MeasureThis homeRosamond 93560Kern County
Estimated valuepricier than$685,761almost all homes96% of homes
Price per ft²pricier than$38198% of homesalmost all homes
Living areabigger than1,800 ft²71% of homes66% of homes
Lot sizebigger than0.62 ac81% of homes90% of homes
Year builtnewer than198625% of homes53% of homes

About 4040 Knox Ave

How much is 4040 Knox Ave, Rosamond, CA worth?

The TopHap Estimate for 4040 Knox Ave, Rosamond, CA is $685,761 as of Aug 30, 2026. The likely range is $644,732 to $726,790. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4040 Knox Ave, Rosamond, CA last sell?

4040 Knox Ave, Rosamond, CA last sold on Apr 1, 2014 for $350,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 4040 Knox Ave, Rosamond, CA?

4040 Knox Ave, Rosamond, CA has 3 bedrooms, 2 bathrooms, 1,800 square feet of living space and a 0.62-acre lot.

When was 4040 Knox Ave, Rosamond, CA built?

4040 Knox Ave, Rosamond, CA was built in 1986, making it 40 years old. The building has 1 story.

What schools serve 4040 Knox Ave, Rosamond, CA?

4040 Knox Ave, Rosamond, CA is assigned to Rosamond High School Early College Campus (high), rated D+; Westpark Elementary School (elementary), rated C-; Tropico Middle School (middle), rated D+. All sit in Southern Kern Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4040 Knox Ave, Rosamond, CA compare to other homes in Rosamond 93560?

Among the 7,194 homes in Rosamond 93560, it is worth more than almost all of them ($685,761 against a typical $408,123), its price per square foot is higher than 98% of them ($381 against a typical $254), it is bigger than 71% of them (1,800 ft² against a typical 1,504 ft²), its lot is bigger than 81% of them (0.62 ac against a typical 0.16 ac) and it is newer than 25% of them (1986 against a typical 1992). Measured against all of Kern County, it is worth more than 96% 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 4040 Knox Ave, Rosamond, CA?

The 2025 property tax bill for 4040 Knox Ave, Rosamond, CA was $6,822. The county assessed it at $434,682.

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