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- Listed price
- $3,299,999
- Listed Jul 25, 2026 · $825/sq ft
- Last sold price
- No recorded sale
6 beds|6 ba|4,000 sqft|7,841 sqft lot|2004 Built|76 days listed
1578 San Bernardino, Costa Mesa, CA 92627
Property Description
Another $100K Price Adjustment. Highly Motivated Seller! Welcome to this Magnificently rebuilt legal duplex on a large pie-shaped Cul-de-Sac lot in Stylish Contemporary Italian Architecture and Design built in 2004 and updated and expanded in 2026 this Frank Gehry inspired look is both flexible and versatile with high volume /open areas where the traditional boundary between indoor and outdoor is at the same time breached and joined. Remodeled/Reimagined/Resurgent maximizing space while incorporating modern conveniences seeking to integrate the surrounding suburban landscape into an Abode which will have you either considering continuous entertaining or a life of a Hermit. In addition, while the Main Unit features 4 bedrooms +Office with 3.5Baths and the attached ADU featuring 2Bd 2Ba 2story 1000 sq. ft. that can easily rent for $3500 or act as a Mother -in-Law apartment the specialness will become apparent at your first visit. The Bedrooms each have individual AC units so that the climate control can be "Individualized" for each inhabitant w/o compromising comfort. A private lap pool and Spa +Outdoor Shower will make your "luxury" moments enjoyable and addictive. The attached 3 Car Garage adds a measure of convenience that will instantly be appreciated. Minutes away from both the Beach{sea breezes} and the Freeway this conveniently situated Home "checks all the boxes" and will inspire you for a long time,.
Listing agent: Robin FenchelDRE #00936248Robin4Homes@gmail.com, Listing office: Robin Fenchel, Broker
MLS data updated 10/17/2026, 12:06:03 AM PT
Source: CRMLSMLS #: OC26162895
Belmont insights
Price & property history
Compare recorded home prices, same-type ZIP sales and mortgage rates.
Latest asking price$3,299,999
Oct 10, 2026
Available records22026
From MLS recordsActual listing and closing events
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This home · nearest recorded event
$3,299,999Asking price recorded · Oct 10, 2026ZIP 92627 · Oct 2026
No monthly averageAt least 3 eligible sales in this month are required.30-year fixed mortgage benchmark
No weekly rateNo published rate within 7 days of this date.This home · 2 price recordsJul 25, 2026 – Oct 10, 2026
ZIP 92627 · same property typeLoading eligible closed sales…
Freddie Mac · national weekly ratesLoading mortgage-rate history…
Recorded sales in this period (0)
No recorded sales in this range. Select All available for older records; missing records do not mean the home never sold.
ZIP averages use publicly displayable closed sales from our licensed MLS feed, matched to the same ZIP and exact property type. Months with fewer than 3 sales are omitted; the current month is incomplete. Lines connect available monthly observations across gaps and do not represent measured prices in missing months. These averages are not adjusted for size, condition, or location within the ZIP, and are not an appraisal. Feed coverage may not include every sale. All available shows the available home and ZIP history, with mortgage rates over the same dates.
Mortgage benchmark: Freddie Mac Primary Mortgage Market Survey®. © Freddie Mac. Weekly national 30-year fixed rates, not APRs or a loan quote. Actual terms vary. Methodology changed in November 2022. The chart does not establish that interest-rate changes caused a home’s price changes.
Lines connect recorded asking and sale prices. They are visual guides, not estimates of the home’s value between those dates.
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