An exceptional investment opportunity in the heart of coastal Oceanside. Just minutes from the beach and downtown, 509 North Horne Street offers a versatile three-unit layout with outstanding potential for renovation, expansion, or redevelopment. The property includes over six bedrooms, four bathrooms, and two half baths thoughtfully arranged across a flexible floor plan. The main residence features four bedrooms and two and a half baths, while two fully detached accessory units are positioned at the rear—each paired with its own two-car garage. The generous lot and existing improvements provide a strong foundation for modernization or a complete reimagining into contemporary multi-unit living. Set within one of North County’s most dynamic coastal markets, this property blends scale, flexibility, and location—presenting a rare opportunity for investors and developers to shape the next chapter of Oceanside’s evolution.
Listed by Jon Granston
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License #01876007
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Compass
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jon.granston@compass.com
Last updated October 10, 2025
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Source: CRMLS #NDP2509818
Listing Facts
TypeMulti-family
NeighborhoodDowntown Oceanside
Bedrooms6
Bathrooms5
Days on Prevu12
Size2,756 sqft
Price per sqft$579
Amenities
Parking
Location
Mortgage Calculator
Listing History
10/19/2025
Status changed to Active
$1,595,000
10/17/2025
Status changed to Removed from Feed
$1,595,000
10/10/2025
Listed by Compass
$1,595,000
Property Details for 509 N Horne Street
Association
Amenities
Community Features: Curbs, Street Lights, Sidewalks
General
Number Of Units In Community: 3
Exterior
Construction
Stories: 2
Stories Total: 2
Year Built: 2000
Common Walls: No Common Walls
Entry Level: 1
Entry Location: 1
Measurements
Lot Features: 0-1 Unit/Acre
Lot Size Acres: 0.11
Lot Size Area: 5,147
Lot Size Source: Assessor
Lot Size Square Feet: 5,147
Lot Size Units: Square Feet
Financial
Taxes
Parcel Number: 1471050400
Interior
Measurements
Living Area: 2,756
Living Area Source: See Remarks
Living Area Units: Square Feet
Rooms
Bathrooms Full: 4
Bathrooms Half: 2
Bathrooms Total Integer: 6
Bedrooms Total: 6
Main Level Bathrooms: 3
Main Level Bedrooms: 4
Parking
Parking
Attached Garage: Yes
Garage Spaces: 4
Garage: Yes
Parking Total: 4
Schools
High School
High School District: Oceanside Unified
Utilities
Equipment
Cooling: See Remarks
Has Cooling: Yes
Laundry Features: Outside
Sewer: Septic Tank
Based on information from California Regional Multiple Listing Service, Inc. 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 Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.
Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.