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Lot/land
  • Listed by: Real Brokerage Technologies • Jan Callne • Contact: 760-415-8538
    Price increase: $510K (6/16)
    $4,100,000

    Old River Rd, Bonsall, CA 92003

    --beds
    --baths
    90Acres
    Unimproved Land
    Built in ----
    90 Acres Lot
    $-- Zestimate®
    $--/sqft
    $-- HOA

    What's special

    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.
    139 days
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    193
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    Zillow last checked:

    Listing updated:

    Listed by:

    Jan Callne DRE #01252000 760-415-8538,

    Real Brokerage Technologies,

    Martin Quiroz DRE #01346293 619-813-1287,

    Real Brokerage Technologies

    Source: CRMLS,MLS#: NDP2601635MLS LogoOriginating MLS: California Regional MLS (North San Diego County & Pacific Southwest AORs)

      Facts & features

      Property

      Features
      • Has view: Yes
      • View description: Hills, Meadow, Mountain(s), Panoramic, River, Valley, Trees/Woods
      • Has water view: Yes
      • Water view: River
      Lot
      • Size: 90 Acres
      • Dimensions: APN:126-120-34-00 Appro x 37.03, APN:126-120-35-00 Appro x 39.66 Acres, APN:126-300-46-00 Appro x 15.08
      • Features: Corner Lot, Over 40 Units/Acre
      Details
      • Additional parcels included: 1261203500 1263004600
      • Parcel number: 1261203400
      • Zoning: R-1:SINGLE FAM-RES Resid
      • Zoning description: R-1:SINGLE FAM-RES, VACANT LAND on 3 Parcels: APN: 126-120-34-00 Approx 37.03 Acres SR-10 APN: 126-120-35-00 Approx 39.66 Acres SR-2 APN: 126-300-46-00 Approx 15.08 Acres SR-10 Per the San Diego County General Plan 2020:
      • Special conditions: Standard

      Utilities & green energy

      • Utilities for property: Electricity Available, See Remarks

      Community & HOA

      Community
      • Features: Suburban
      Location
      • Region: Bonsall

      Financial & listing details

      • Date on market: 2/20/2026
      • Cumulative days on market: 140 days
      • Listing terms: Cash,Cash to New Loan
      • Road surface type: Paved

        Estimated market value

        Not available

        Estimated sales range

        Not available

        Not available

        Price history

        DateEventPrice
        6/16/2026Price change$4,100,000+14.2%
        Source: CRMLS #NDP2601635 Report a problem
        2/20/2026Listed for sale$3,590,000
        Source: CRMLS #NDP2601635 Report a problem

        Public tax history

        Tax history is unavailable.

        Monthly payment

        Estimated monthly payment$1,822
        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
        Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.
        See how much you could borrow to make a competitive offer.

        Climate risks

        Neighborhood: 92003

        Getting around

        0 / 100
        Car-Dependent
        14 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating

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