Old River Road Bonsall, CA $ 4,100,000
Old River Road
$ 4,100,000
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Old River Road

Bonsall, CA, 92003
$ 4,100,000
Baths0.0

Monthly Estimate*

$ 25,888

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Studio

Lots and Land for sale in Bonsall, CA

for $4,100,000. The lot size is 90.

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 Bonsalls San Luis Rey River corridor. Comprising three parcels legally bound as one single lot, the propertys 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 topographypredominantly classified as non-native grassland, disturbed habitat, and existing agricultural pocketsprovide 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 absolu

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Lots and Land Active

Price

$ 4,100,000

Bedrooms

Studio

Property Type

Lots and Land

Taxes

$ 0

Style

Lots/Land

Lot Size

90

Town/City

Bonsall

County/Region

San Diego

MLS | Web ID

NDP2601635

Features
General
Utilities Electric Other/Remarks
HOA Fee 0.0
Year Built 0
Property Subtype Lots/Land
County San Diego
New Construction N
Property Type Land
HOA N
Attached Garage N
Status ACTIVE
Directions Use Map App 76 to OLD River Rd. At the corner of Dentro De Lomas and Old River Rd.
City Bonsall
Senior Community Y/N N
Lot Size Units Acres
Lot Size Square Feet 3920400.0
Property Attached Y/N N
Building Area Units Sqft
Living Area Units Sqft
Standard Status Active
Freehold IDX
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Exterior
Lot Size Area 90.0
Building Area Total 0.0
Lot Dimensions APN:126-120-34-
Waterfront Y/N N
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Interior
Air Conditioning Y/N N
Heating Y/N N
Fireplace Y/N N
Half Baths 0
Total Bedrooms 0
Total Baths 0
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* Excluded Features
List By
Jan Callne

Listing Agent

Real Brokerage Technologies

Broker

(760) 415-8538

Phone

Affordability Calculator

$25,888
Per Month
100%
0%
0%
Monthly Principal & Interest
$25,888
Monthly Property Taxes
--
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
281193 Elementary School
281006 Middle School
Unknown High School High School
Pricing History
DatePricePrice ChangeDescription
2/20/2026$3,590,000 Listed Price

Map


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Old River Road, Bonsall, CA, 92003 is a Lots and Land for sale at $4,100,000 with a lot size of 90. Old River Road is a studio with 0.0 baths. The property's zip code is 92003 which is in Bonsall, CA