Welcome to Lone Jack Ranch – A Rare Opportunity in the Heart of Olivenhain. Set in a community where time seems to stand still, this remarkable 15-acre estate blends rural tranquility with upscale coastal living. Whether you’re an equestrian, builder, or someone seeking space to create lifelong memories, 3485 Lone Jack Rd offers the perfect canvas for your vision. Just 8 miles from the Pacific Ocean, this property features a private lake, mature landscapes, equestrian amenities, and endless development potential—a rare combination of natural beauty, privacy, and possibility. Located within one of Southern California’s most productive subtropical zones (USDA 10a–10b, Sunset 24), ideal for avocados, citrus, and even bananas. A 485-ft well drilled in 2005 delivers 128 GPM with a regulated flow of 20 GPM, feeding a 5,000-gallon storage tank and in-home filtration. Septic certified April 2025. Zoning allows two horses per acre; includes riding arena and access to a 30-mile trail network and two premier riding centers. Lone Jack Ranch—an Encinitas legacy in the making.
Days on market: 1
Listing updated: November 04, 2025 - 03:21:11
Listed by: Peter Caspersen DRE #01772876 858-345-4514, Compass - San Diego
Source: San Diego, MLS#: SAND-8355 Originating MLS: CRMLS
Make an offer
The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional. Based on information from California Regional Multiple Listing Service, Inc. as of 2026-01-08 05:03:12 PST and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
