3645 Marlborough Ave, San Diego, California 92105, San Diego, 92105 - 3 bed, 3 bath
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San Diego, California 92105
This Turnkey Multi-Unit Property is a High-Potential Investment Opportunity, listed at $879,000—positioned above the $838,083 Fair Market Value. Despite the premium, the property features an Excellent Condition Rating following an extensive top-to-bottom renovation. The inclusion of a Detached Bonus Living Space with a private kitchen and bath provides significant rental income potential or flexible multi-generational living. With modern designer finishes and a central location, this versatile asset is an ideal acquisition for Buy-and-Hold Investors or Owner-Occupants seeking supplemental income.
Comparables within 1 miles sold in recently
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 3645 Marlborough Ave Subject | $879,000* List Price | 3 | 3 | 1,081 | $775 | - |
A 2549 Roseview Pl Sold | $811,000 | 3 | 2 | 1,013 | $801 | 1.0 mi |
B 2530 44th Sold | $785,000 | 3 | 2 | 1,230 | $638 | 0.9 mi |
C 3666 41st Street Sold | $750,000 | 3 | 2 | 944 | $794 | 0.1 mi |
D 3450 42nd Sold | $750,000 | 3 | 2 | 1,072 | $700 | 0.2 mi |
E 4152 Orange Ave Active | $799,900 List Price | 3 | 2 | 1,000 | $800 | 0.6 mi |
* Subject property listed price vs sold prices of comps.
Property is new construction or fully renovated.
The property has undergone an extensive top-to-bottom renovation within the last 5 years, featuring a modern open-concept kitchen with custom cabinetry and stainless appliances, designer bathrooms with custom tile work, and new luxury flooring. The presence of mini-split HVAC systems and the turnkey, mint condition of both the main house and detached bonus unit meet the highest standards for recent renovations.
Elementary School: McKinley Elementary School (9/10).
The property has been extensively renovated from top to bottom, featuring designer bathrooms, custom tile work, luxury flooring, and a modern open-concept kitchen with stainless steel appliances.
A detached bonus living space equipped with its own kitchen, bathroom, and bedroom offers exceptional versatility for rental income, extended family, or a private home office.
Living area discrepancy between mls listing and other public or private record. mls listing living area = 1081, other record living area = 756. Bedroom count discrepancy between mls listing and other public or private record. mls listing bedroom count = 3, other record bedroom count = 2.
At only 1,081 total square feet for a 3-bedroom, 3-bathroom configuration, the living spaces and bedrooms may feel constrained and compact.
The majority of the immediate neighborhood schools, particularly the middle schools, have lower performance ratings, which may be a drawback for education-focused families.
Extensively renovated from top to bottom, this turnkey property showcases modern design and thoughtful craftsmanship throughout. The main residence features a bright, open-concept layout, a dedicated office with views of the front yard, designer bathrooms, custom tile work, luxury flooring, and a beautifully updated kitchen, custom cabinetry, and stainless steel appliances. The property also includes a detached bonus living space complete with its own kitchen, bathroom, bedroom, and living area, offering exceptional flexibility for extended family, guests, or potential rental income. This property presents a rare opportunity for homeowners, investors, and developers alike. Whether you're seeking a move-in-ready home, supplemental income potential, or future development opportunities, this versatile property delivers immediate enjoyment and long-term upside in a centrally located San Diego neighborhood close to shopping, dining, transportation, and major freeways.
No exterior & parking available.
Grades K-5 • 0.3 mi
Grades K-5 • 0.4 mi
Grades K-5 • 0.5 mi
No sensitive facilities data found.
| Feature | Subject | Average Home | Neighborhood Ranking (50 Listings) |
|---|---|---|---|
| Beds | 3.0 | 3.0 | 50% |
| Baths | 3.0 | 2.0 | 79% |
| Square foot | 1,081 | 1,258 | 38% |
| Lot Size | - | 5,478 | 29% |
| Price | $879.0K | $740.0K | 82% |
| Price per sq ft | $813 | $641 | 81% |
| Built year | 1938 | 1953 | 22% |
| HOA | $0 | $0 | 50% |
| Days on market | 11 | 121 | 11% |
Jun 3, 2026
$879,000
Initial Listing
Jul 11, 2023
$795,000
Public Record
Oct 13, 2022
$399,000
Public Record
Jun 15, 2022
$300,000
Public Record
Apr 26, 2000
$130,000
Public Record