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Single Family ResidenceResidential
$1,704,524$650 / 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

3891 OLIVE ST

IRVINE, CA 92606
4
Beds
2.5
Baths
2,621 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
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

$1.7M
$1.6M low$1.8M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,110 (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.$783,394 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$578,603
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$204,791
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$768,034

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.7 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.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.0.13
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
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
College Park Elementary SchoolA
Elementary · Grades KG–6 · 0.2 mi
H
Irvine High SchoolA
High · Grades 9–12 · 0.5 mi
M
Venado Middle SchoolA
Middle · Grades 7–8 · 0.9 mi

District: Irvine Unified School District

Neighborhood · ZIP 92606These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.245

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.92%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.24,842
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,292 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$124,942
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$151,313
Average tempThe average temperature here across a full year.63°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.75%

Owner Tools

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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

3891 Olive 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 more than 97% of homes in Walnut
  • Costs less per square foot than 74% of homes in Irvine 92606
  • Bigger than 97% of homes in Walnut
  • Has a bigger lot than 84% of homes in Walnut
  • Older than 72% of homes in Irvine 92606

What homes are worth in Irvine 92606

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

This home
$692K$2.3M

This home is worth more than 81% of homes in Irvine 92606.

How it measures up in Irvine 92606

The dot is this home. The mark in the middle is the typical home in Irvine 92606.

Estimated value$1,704,524
CheaperTypical $1,296,447Pricier

Pricier than 81% of homes nearby

Price per ft²$650
CheaperTypical $718Pricier

Pricier than 26% of homes nearby

Living area2,621 ft²
SmallerTypical 1,868 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.13 ac
SmallerTypical 0.11 acBigger

Bigger than 80% of homes nearby

Year built1975
OlderTypical 1994Newer

Newer than 28% of homes nearby

How 3891 Olive St ranks against every home in each area.
MeasureThis homeWalnutIrvine 92606Orange County
Estimated valuepricier than$1,704,52497% of homes81% of homes79% of homes
Price per ft²pricier than$65036% of homes26% of homes47% of homes
Living areabigger than2,621 ft²97% of homes87% of homes81% of homes
Lot sizebigger than0.13 ac84% of homes80% of homes30% of homes
Year builtnewer than197570% of homes28% of homes52% of homes

About 3891 Olive St

How much is 3891 Olive St, Irvine, CA worth?

The TopHap Estimate for 3891 Olive St, Irvine, CA is $1,704,524 as of Sep 24, 2026. The likely range is $1,631,236 to $1,777,812. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3891 Olive St, Irvine, CA last sell?

3891 Olive St, Irvine, CA last sold on Mar 17, 2010, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3891 Olive St, Irvine, CA?

3891 Olive St, Irvine, CA has 4 bedrooms, 2.5 bathrooms, 2,621 square feet of living space and a 0.13-acre lot.

When was 3891 Olive St, Irvine, CA built?

3891 Olive St, Irvine, CA was built in 1975, making it 51 years old. The building has 2 stories.

What schools serve 3891 Olive St, Irvine, CA?

3891 Olive St, Irvine, CA is assigned to College Park Elementary School (elementary), rated A; Irvine High School (high), rated A; Venado Middle School (middle), rated A. All sit in Irvine Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3891 Olive St, Irvine, CA compare to other homes in Irvine 92606?

Among the 4,494 homes in Irvine 92606, it is worth more than 81% of them ($1,704,524 against a typical $1,296,447), its price per square foot is higher than 26% of them ($650 against a typical $718), it is bigger than 87% of them (2,621 ft² against a typical 1,868 ft²), its lot is bigger than 80% of them (0.13 ac against a typical 0.11 ac) and it is newer than 28% of them (1975 against a typical 1994). Measured against all of Orange County, it is worth more than 79% 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 3891 Olive St, Irvine, CA?

The 2025 property tax bill for 3891 Olive St, Irvine, CA was $8,110. The county assessed it at $783,394.

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