CnC Realty
1 / 21

$4,100,000

Old River Road

Bonsall, CA 92003

Active

San Diego

County

Land

Property Type

About this home

DISCREET INSTITUTIONAL OPPORTUNITY | 89.88 CONTIGUOUS ACRES | SINGLE LEGAL LOT Positioned at the strategic intersection of ecological asset preservation and multi-use land holding, this unified 89.88-acre contiguous tract represents one of the final legacy footprints in the Bonsall’s San Luis Rey River corridor. Comprising three parcels legally bound as one single lot, the property’s unique strength lies in its naturally bifurcated biological and topography profiles. THE ECOLOGICAL FOOTPRINT: Approximately 69.26 acres feature pristine, high-density native flora, including Diegan Coastal Sage Scrub and a prominent Southern Willow Scrub riparian corridor intersecting the acreage. This native landscape serves as an exceptional private nature buffer, insulating the topography from future regional fragmentation. Positioned ahead of the upcoming North County Multiple Species Conservation Program (MSCP) framework, this acreage presents significant long-term potential for high-value conservation easements, regional habitat mitigation offsets, or permanent stewardship. THE UTILITY CORE: Approximately 20.26 acres of flatter, low-constraint topography—predominantly classified as non-native grassland, disturbed habitat, and existing agricultural pockets—provide an immediate, friction-free envelope for a grand private compound, secure ingress/egress, or sovereign holding utility without triggering extensive environmental mitigation exposure. This is a data-driven land holding tailored explicitly for the forward-thinking legacy investor, conservation trust, or sovereign entity seeking absolute privacy, environmental equity, and watershed security. Complete biological mapping, Holland Code habitat classifications, and certified parcel surveys are available upon request. The offering price reflects a repositioning of assets from conventional rural or residential land to a strategic land holding aligned with the emerging MSCP-driven demand dynamics.

Listed by Jan Callne · DRE #01252000 · Real Brokerage Technologies
MLS #1153265550
ListedFeb 6, 2026

Property Details

Architecture

StoriesN/A
StyleN/A
Total UnitsN/A
RoofN/A
Garage SpacesN/A
PoolN/A
SpaN/A

Features & Amenities

Interior FeaturesN/A
Exterior FeaturesN/A
FlooringN/A
CoolingN/A
HeatingN/A
FireplaceN/A
LaundryN/A
Parking FeaturesN/A
Parking Total0
Patio & PorchN/A
Entry LevelN/A
Entry LocationN/A
Common WallsN/A

Property Features

Lot Size90.00 ac
Lot FeaturesCorner Lot, Over40 Units Acre
ViewHills, Meadow, Mountains, Panoramic, River, Valley, Trees Woods
DirectionsUse Map App 76 to OLD River Rd. At the corner of Dentro De Lomas and Old River Rd.

Community

Area92003 - Bonsall
School DistrictN/A

Tax & Financial

TermsCash, Cash To New Loan
Land LeaseNo
HOA NameN/A
HOA FeeN/A

Request a Tour

Mortgage Estimate

$21,822/mo

20% down · 7% APR · 30-yr fixed

Estimate only. Does not include taxes, insurance, or HOA.

CRMLSLast updated: October 21, 2026 at 7:45 PM

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