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Single Family ResidenceResidential
$4,582,830$958 / 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 93How 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 $2,392,500 on Sep 30, 2019

91 INTERSTELLAR

IRVINE, CA 92618
5
Beds
5.5
Baths
4,782 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
2019
Year BuiltThe year the home was originally built, according to county records.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$4.6M
$4.3M low$4.9M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$2,392,500 · Sep 30, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$43,589 (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.$2,668,569 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,190,577
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,477,992
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,616,245

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.0.16
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Portola High SchoolA+
High · Grades 9–12 · 0.9 mi
E
Solis Park K-8 SchoolA+
Elementary · Grades KG–8 · 1.0 mi

District: Irvine Unified School District

Neighborhood · ZIP 92618These 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.124
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.70
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.172

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.7%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.58,008
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,396 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$125,224
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$164,923
Average tempThe average temperature here across a full year.63°F
Annual precipHow much rain and melted snow falls here in a typical year.15 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

91 Interstellar 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 Irvine 92618
  • Costs more per square foot than 95% of homes in Irvine 92618
  • Bigger than 98% of homes in Orange County
  • Has a bigger lot than 77% of homes in Irvine 92618
  • Newer than 98% of homes in Orange County

What homes are worth in Irvine 92618

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

This home
$558K$4.9M

This home is worth more than 97% of homes in Irvine 92618.

How it measures up in Irvine 92618

The dot is this home. The mark in the middle is the typical home in Irvine 92618.

Estimated value$4,582,830
CheaperTypical $1,479,337Pricier

Pricier than 97% of homes nearby

Price per ft²$958
CheaperTypical $735Pricier

Pricier than 95% of homes nearby

Living area4,782 ft²
SmallerTypical 2,085 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.16 ac
SmallerTypical 0.12 acBigger

Bigger than 77% of homes nearby

Year built2019
OlderTypical 2016Newer

Newer than 78% of homes nearby

How 91 Interstellar ranks against every home in each area.
MeasureThis homeAltair IrvineIrvine 92618Orange County
Estimated valuepricier than$4,582,83079% of homes97% of homes97% of homes
Price per ft²pricier than$95886% of homes95% of homes91% of homes
Living areabigger than4,782 ft²70% of homes97% of homes98% of homes
Lot sizebigger than0.16 ac64% of homes77% of homes57% of homes
Year builtnewer than201996% of homes78% of homes98% of homes

About 91 Interstellar

How much is 91 Interstellar, Irvine, CA worth?

The TopHap Estimate for 91 Interstellar, Irvine, CA is $4,582,830 as of Aug 30, 2026. The likely range is $4,262,246 to $4,903,414. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 91 Interstellar, Irvine, CA last sell?

91 Interstellar, Irvine, CA last sold on Sep 30, 2019 for $2,392,500, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 91 Interstellar, Irvine, CA?

91 Interstellar, Irvine, CA has 5 bedrooms, 5.5 bathrooms, 4,782 square feet of living space and a 0.16-acre lot.

When was 91 Interstellar, Irvine, CA built?

91 Interstellar, Irvine, CA was built in 2019, making it 7 years old.

What schools serve 91 Interstellar, Irvine, CA?

91 Interstellar, Irvine, CA is assigned to Portola High School (high), rated A+; Solis Park K-8 School (elementary), rated A+. All sit in Irvine Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 91 Interstellar, Irvine, CA compare to other homes in Irvine 92618?

Among the 17,103 homes in Irvine 92618, it is worth more than 97% of them ($4,582,830 against a typical $1,479,337), its price per square foot is higher than 95% of them ($958 against a typical $735), it is bigger than 97% of them (4,782 ft² against a typical 2,085 ft²), its lot is bigger than 77% of them (0.16 ac against a typical 0.12 ac) and it is newer than 78% of them (2019 against a typical 2016). Measured against all of Orange County, it is worth more than 97% 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 91 Interstellar, Irvine, CA?

The 2025 property tax bill for 91 Interstellar, Irvine, CA was $43,589. The county assessed it at $2,668,569.

More homes on Interstellar

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Assigned schools

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