5320 Olive Hill Trl , Bonsall, CA 92003

Luxury Live Auction – Bidding to start from $3,300,000. Final price subject to competitive bidding.Hidden Ridge Ranch spans ±20 contiguous acres across two parcels in the coastal foothills of North San Diego County, offering a rare blend of private estate living, agriculture, and equestrian infrastructure.The property includes established avocado, citrus, olive, and pomegranate groves, along with a boutique vineyard planted with Cabernet Sauvignon, Petite Sirah, and Primitivo/Zinfandel. Cross-fenced pastures, paddocks, turnouts, a riding arena, and dual gated entrances support equestrian and agricultural use. At the center of the estate sits a ±6,000 sq ft Mediterranean-style residence with guest accommodations, expansive terraces for entertaining, and an infinity-edge pool capturing sweeping mountain and valley views.The adjoining ±10.55-acre parcel with separate road access offers flexibility for additional residential, equestrian, or agricultural expansion, creating a contiguous estate-scale landholding rarely available in coastal North San Diego County. Qualified buyers may request the Offering Memorandum and property video for additional details. Showings by appointment only. Offered for sale at Harcourts Luxury Auction on March 26th. Historical photos online Hidden Ridge Ranch is being marketed as a legacy estate landholding rather than a conventional residential listing. Qualified buyers seeking additional property details, agricultural information, and estate planning context may request the full Offering Memorandum directly from the listing agent. Due to the private nature of the property, showings are available by appointment only and must be scheduled through the listing agent. Buyers are encouraged to review the Offering Memorandum and supporting materials prior to requesting a tour of the property.