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Industrial (General)Industrial
Last sold for $647,000 on Oct 31, 2001

4 MARCONI

IRVINE, CA 92618
0
Baths
2.17 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$647,000 · Oct 31, 2001

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$77,426 (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.$7,633,540 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,554,856
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$5,078,684
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$7,483,863

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.25 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.Industrial (General)
CountyORANGE
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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 · 2.0 mi
E
Candence Park K-8 SchoolA
Elementary · Grades KG–8 · 2.6 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

4 Marconi 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 largest lots 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.

Lot size2.17 ac
SmallerTypical 0.12 acBigger

Bigger than almost all homes nearby

How 4 Marconi ranks against every home in each area.
MeasureThis homeIrvine 92618Orange County
Lot sizebigger than2.17 acalmost all homesalmost all homes

About 4 Marconi

When did 4 Marconi, Irvine, CA last sell?

4 Marconi, Irvine, CA last sold on Oct 31, 2001 for $647,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

What schools serve 4 Marconi, Irvine, CA?

4 Marconi, Irvine, CA is assigned to Portola High School (high), rated A; Candence 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.

What are the property taxes on 4 Marconi, Irvine, CA?

The 2025 property tax bill for 4 Marconi, Irvine, CA was $77,426. The county assessed it at $7,633,540.

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