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    Valencia, CA 91355
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California Regional Multiple Listing Service

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 the most recent time synced 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

Greater Antelope Valley Association of REALTORS

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Home / Bonsall / 3309 San Rey Lane
3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 3309 San Rey Lane Bonsall, CA 92003 View All Photos

$6,750,000

| Active

3309 San Rey Lane

Bonsall, CA 92003

0.00
Acres
529
Days on Market
NDP2509253
MLS#
Land
Structure
Residential
Zone
Contact
Listing OfficeReal Brokerage Technologies

Rancho Viejo – Premier Development Opportunity Cost-Efficient, and Market-Aligned Key Investment Highlights Approvals Secured – Full County scoping letter and Fire District agreements in place Phased Development – Reduced upfront costs with optimized two-phase buildout $10M+ in Cost Savings – Modular construction, grading optimizations, and road design efficiencies Strong Rental Demand – By-right ADUs/J-ADUs in a high-growth Southern California corridor Project Advantages 1. Flexible Land Use Designations - Active Use Open Space: Permits clubhouses, trails, recreation, and water features - Passive (Restorative) Use: Allows grading/development with approved landscape restoration—resolving prior ownership’s roadblocks 2. Accelerated & Deferred Costs - Emergency Road Approval: Secondary access downgraded from primary road standards, cutting $2M+ in initial costs - Phase 2 Deferrals: Fire Dept. approved delaying full emergency road buildout, accelerating Phase 1 (29 lots) 3. Optimized Site Engineering - Grading Plan: Reduced import volumes while expanding usable yard space via elevated home pads - Modular Construction: Approved for 30% faster vertical build, with modern-rustic designs and covered parking integration 4. Lower Infrastructure Costs - Santa Luz-Inspired Roads: Drought-tolerant, fire-resistant landscaping with reduced sidewalk/street expenses - Traffic Study vs. Full Road Build: $500K+ savings vs. original secondary access requirements 5. High-Demand Rental Model - ADU/J-ADU Inclusion: Projects premium rents using tri-county (Orange/San Diego/Riverside) comps - Proven Precedent: Maintenance/design benchmarks from award-winning Santa Luz/Cielo communities 6. Risk-Mitigated Execution - Geotech Complete: Keller ground-improvement plan locked - Top-Tier Team: Design/engineering leads with regional success track records --- Why Invest Now? Approvals in Hand – No entitlement delays Cost Certainty – $6M+ savings already engineered into plan SoCal Housing Shortfall – ADU-friendly project meets urgent rental demand Exit Flexibility – Build-to-sell or hold as cash-flowing rental portfolio Attachments: Pro forma, grading/road plans, modular design renderings **Next Steps:** Let’s discuss capital structure and pre-sales strategy—this asset won’t last.

Property Details
View
Hills,Trees Woods
Lot Features
Planned Unit Development
Lot Description
Planned Unit Development
Acres
0.001
Lot Size (sqft)
27.0
Parking Spaces
0.0
Property Type
Purchase
Community Features
Ravine, Storm Drains
County
San Diego
Region
Bonsall
Zoning
R-1
Original List Price
$7,995,000
Days on Market (Cumulative)
529
HOA Fees
0.0
MLS #
NDP2509253
Property Subtype
Land
Parcel Number
1253010100
MLS #
NDP2509253
Date Listed
March 27, 2025
Address
3309 San Rey Lane
Location
Legal

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 the most recent time synced 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

Provided By
Listed by Thomas Stewart (#106816)
Listing Office: Real Brokerage Technologies (#15184)

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