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Single Family ResidenceResidential
$1,199,673$709 / 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 Oct 21, 2026
Last sold for $645,000 on Dec 18, 2018

18421 AVOLINDA DR

YORBA LINDA, CA 92886
4
Beds
2.5
Baths
1,691 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
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

$1.2M
$1.2M low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$645,000 · Dec 18, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,060 (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.$807,335 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$621,032
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$186,303
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$791,505

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.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
36
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
41
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
26
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
83
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
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.minimal

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
CountyORANGE
Lot (acres)The size of the land the home sits on, from county records.0.17
HeatingThe type of heating system in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Mabel M. Paine Elementary SchoolA+
Elementary · Grades KG–5 · 0.2 mi
M
Yorba Linda Middle SchoolA
Middle · Grades 6–8 · 0.8 mi
H
Yorba Linda High SchoolA
High · Grades 9–12 · 1.4 mi

District: Placentia-Yorba Linda Unified School District

Neighborhood · ZIP 92886These 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.50
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.432

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.48,885
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,397 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$136,010
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$170,744
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.16 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

18421 Avolinda Dr 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 65% of homes in Yorba Linda 92886
  • Costs more per square foot than 79% of homes in Yorba Linda 92886
  • Smaller than 71% of homes in Yorba Linda 92886
  • Has a bigger lot than 70% of homes in Orange County
  • Older than 81% of homes in Yorba Linda 92886

What homes are worth in Yorba Linda 92886

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

This home
$555K$3.6M

This home is worth more than 35% of homes in Yorba Linda 92886.

How it measures up in Yorba Linda 92886

The dot is this home. The mark in the middle is the typical home in Yorba Linda 92886.

Estimated value$1,199,673
CheaperTypical $1,339,104Pricier

Pricier than 35% of homes nearby

Price per ft²$709
CheaperTypical $630Pricier

Pricier than 79% of homes nearby

Living area1,691 ft²
SmallerTypical 2,183 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.17 ac
SmallerTypical 0.21 acBigger

Bigger than 34% of homes nearby

Year built1967
OlderTypical 1979Newer

Newer than 19% of homes nearby

How 18421 Avolinda Dr ranks against every home in each area.
MeasureThis homeYorba Linda 92886Orange County
Estimated valuepricier than$1,199,67335% of homes55% of homes
Price per ft²pricier than$70979% of homes63% of homes
Living areabigger than1,691 ft²29% of homes49% of homes
Lot sizebigger than0.17 ac34% of homes70% of homes
Year builtnewer than196719% of homes34% of homes

About 18421 Avolinda Dr

How much is 18421 Avolinda Dr, Yorba Linda, CA worth?

The TopHap Estimate for 18421 Avolinda Dr, Yorba Linda, CA is $1,199,673 as of Oct 21, 2026. The likely range is $1,151,187 to $1,248,159. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18421 Avolinda Dr, Yorba Linda, CA last sell?

18421 Avolinda Dr, Yorba Linda, CA last sold on Dec 18, 2018 for $645,000, according to the county's recorded deed.

How big is 18421 Avolinda Dr, Yorba Linda, CA?

18421 Avolinda Dr, Yorba Linda, CA has 4 bedrooms, 2.5 bathrooms, 1,691 square feet of living space and a 0.17-acre lot.

When was 18421 Avolinda Dr, Yorba Linda, CA built?

18421 Avolinda Dr, Yorba Linda, CA was built in 1967, making it 59 years old. The building has 1 story.

What schools serve 18421 Avolinda Dr, Yorba Linda, CA?

18421 Avolinda Dr, Yorba Linda, CA is assigned to Mabel M. Paine Elementary School (elementary), rated A+; Yorba Linda Middle School (middle), rated A; Yorba Linda High School (high), rated A. All sit in Placentia-Yorba Linda Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18421 Avolinda Dr, Yorba Linda, CA compare to other homes in Yorba Linda 92886?

Among the 16,669 homes in Yorba Linda 92886, it is worth more than 35% of them ($1,199,673 against a typical $1,339,104), its price per square foot is higher than 79% of them ($709 against a typical $630), it is bigger than 29% of them (1,691 ft² against a typical 2,183 ft²), its lot is bigger than 34% of them (0.17 ac against a typical 0.21 ac) and it is newer than 19% of them (1967 against a typical 1979). Measured against all of Orange County, it is worth more than 55% 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 18421 Avolinda Dr, Yorba Linda, CA?

The 2025 property tax bill for 18421 Avolinda Dr, Yorba Linda, CA was $9,060. The county assessed it at $807,335.

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