515 S Fremont Street, San Mateo, California 94402, San Mateo, 94402 - 0 bed, 0 bath
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San Mateo, California 94402
This Duplex Residential Income property is a Strong Value Opportunity, listed at $1,899,000—positioned well below the $2,067,691 Fair Market Value by 8%. This valuation gap offers $168,691 in Instant Equity. Featuring a Fair Condition Rating, the property blends 1920s character with modern updates like a new roof. Its versatile layout provides significant rental income potential in the desirable Sunnybrae neighborhood. This is an ideal acquisition for Buy-and-Hold Investors or Owner-Occupants seeking to offset mortgage costs through strategic leasing.
Comparables within 1 miles sold in recently
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 515 S Fremont Street Subject | $1,899,000* List Price | 0 | 0 | 2,220 | $931 | - |
A 1301 Maple Street Pending | $2,295,000 List Price | 0 | 0 | 2,070 | $1,109 | 0.9 mi |
* Subject property listed price vs sold prices of comps.
Property is moderate renovation needed.
Built in 1920, this duplex shows a mix of well-maintained original character and dated utility areas. While the exterior is repainted and one unit has a new roof, the kitchen and laundry facilities are significantly dated (likely >20 years), and the interior features like textured ceilings and older cabinetry indicate the property needs modernization and minor repairs to meet current market standards.
This duplex configuration offers exceptional flexibility for owner-occupants looking to offset their mortgage with rental income or for investors seeking a turnkey asset in a high-demand rental market.
Situated in a highly desirable, tree-lined neighborhood, the property provides excellent access to downtown San Mateo, major transit corridors, and top-rated local schools, ensuring strong long-term value.
The property blends 1920s charm, including original oak floors and fireplaces, with essential maintenance updates such as a freshly painted exterior and a new roof on the rear unit.
Given the 1920 construction date, the property may have aging systems or structural elements that require more frequent maintenance compared to modern builds.
The layout features a shared driveway and detached garage, which can lead to parking congestion or logistical challenges between the front and rear unit occupants.
Great location close to everything! You will love this charming duplex located on a wide, tree-lined street in the highly desirable Sunnybrae neighborhood of San Mateo. Exterior repainted. New roof on the rear unit. The front residence features 2 bedrooms and 2 bathrooms, two cozy fireplaces, original oak hardwood floors, and a large welcoming entryway, all thoughtfully updated while maintaining classic character. The separate dining room flows into a spacious kitchen with pantry space and an in-unit washer and dryer, creating a functional layout ideal for everyday living and entertaining. A detached 2-car garage and additional parking at the end of the driveway provide excellent convenience. Sunnybrae is known for its unique, solidly built homes and excellent access to transportation, shopping, and diningall within minutes. The property is also located in a strong local school district, adding to its long-term appeal. The rear unit offers a private 2-bedroom, 1-bath layout with its own kitchen and laundry room, making it perfect for extended family, guests, or rental income potential. This versatile duplex presents a rare opportunity for both owner-occupants and investors in one of the Peninsulas most sought-after neighborhoods.
No exterior & parking available.
No sensitive facilities data found.
| Feature | Subject | Average Home | Neighborhood Ranking (50 Listings) |
|---|---|---|---|
| Beds | 0.0 | 0.0 | 50% |
| Baths | 0.0 | 0.0 | 50% |
| Square foot | 2,220 | 2,215 | 50% |
| Lot Size | 6,023 | 5,548 | 75% |
| Price | $1.90M | $1.70M | 75% |
| Price per sq ft | $855 | $617 | 75% |
| Built year | 1920 | 1932 | 25% |
| HOA | $0 | $0 | 50% |
| Days on market | 9 | 82 | 25% |
May 28, 2026
$1,899,000
Initial Listing