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.
MLS #
CRNDP2509818
MLS Source
California Regional MLS
Days on Site
25
Appliances
Other
Fireplace
None
Laundry
Other
Cooling
Other
Pool
None
Garage/Parking
Garage: 4 Car(s)
Elementary District
Oceanside Unified
High School District
Oceanside Unified
Sewer
Septic Tank
HOA Fee
$0
Zoning
Restricted Commercial-CR
509 N Horne St is a Triplex in Oceanside, CA 92054. This 2,756 square foot property sits on a 5,147 Sq Ft Lot and features 6 bedrooms & 4 full and 2 partial bathrooms. It is currently priced at $1,595,000 and was built in 2000. This address can also be written as 509 N Horne St, Oceanside, CA 92054.
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This listing information is up-to-date as of October 10, 2025. For the most current information, please contact Jon Granston, (858) 705-5560