Request More Info
Schedule a Showing
Share
Print
|
A once-in-a-lifetime opportunity to own a world-class resort-style Mediterranean mansion"”a luxurious and ultra-private sanctuary tucked within Upper Happy Valley, one of the most exclusive and coveted enclaves in the San Francisco Bay Area. Designed, owned, and built by internationally acclaimed artist and designer Henry Conversano, renowned for his work on ultra-luxury resorts, iconic casinos, and bespoke residences, this architectural jewel is a true expression of legacy, artistry, and refinement. Thoughtfully renovated around the 2000s, the estate seamlessly blends old-world craftsmanship with modern sophistication. Privately situated at the end of a gated 200-foot driveway on approximately 3.2 acres, the estate spans ~8,282± sq ft of meticulously crafted living space. Polished marble floors flow through the grand common areas, and every finish has been hand-selected. At its center is a dramatic grand entertainment hall, ideal for hosting formal galas, private performances, or intimate gatherings on a spectacular scale. Picture windows capture Mt. Diablo views, filling the home with natural light and scenic beauty. A ~1,114± sq ft guest house and resort-style grounds with a 50-foot waterfall, fountains, aviary, and outdoor kitchen offer luxurious indoor-outdoor living. Views: Ridge
Property Type(s):
Single Family
| Last Updated | 7/10/2025 | Tract | HAPPY VALLEY |
|---|---|---|---|
| Year Built | 1958 | Garage Spaces | 3.0 |
| County | Contra Costa |
Additional Details
| AIR | Central Air |
|---|---|
| AIR CONDITIONING | Yes |
| APPLIANCES | Dryer, Washer |
| CONSTRUCTION | Plaster, Stone, Stucco |
| EXTERIOR | Garden |
| FIREPLACE | Yes |
| GARAGE | Attached Garage, Yes |
| HEAT | Forced Air |
| INTERIOR | Breakfast Bar |
| LOT | 3.23 acre(s) |
| LOT DESCRIPTION | Back Yard, Front Yard, Garden, Sloped Up |
| PARKING | Attached, Garage, Garage Door Opener |
| POOL DESCRIPTION | Gunite, Gas Heat, In Ground, Pool Cover, Solar Heat |
| SEWER | Public Sewer |
| STORIES | 2 |
| STYLE | Mediterranean |
| SUBDIVISION | HAPPY VALLEY |
| VIEW | Yes |
| VIEW DESCRIPTION | Canyon, Hills, Mountain(s), Panoramic |
Location
Contact us about this Property
| / | |
| We respect your online privacy and will never spam you. By submitting this form with your telephone number you are consenting for Carie Webber to contact you even if your name is on a Federal or State "Do not call List". | |
Listed with Redfin
The information being provided by Conejo Simi Moorpark Association of REALTORS® (“CSMAR”) is for the visitor's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. Any information relating to a property referenced on this web site comes from the Internet Data Exchange (“IDX”) program of CSMAR. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. Any information relating to a property, regardless of source, including but not limited to square footages and lot sizes, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals. The data contained herein is copyrighted by CSMAR and is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited.
This IDX solution is (c) Diverse Solutions 2025.
Twitter
Facebook
Email