298 W Duane Avenue, Sunnyvale, California 94085, Sunnyvale, 94085 - 5 bed, 4 bath
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298 W Duane Avenue
Sunnyvale, California 94085
ACTIVE
CONDITION: EXCELLENT
5Beds
4Baths
2,447Sq Ft
5,825Lot Size
Property Price
LIST PRICE$2,858,000
EST. MARKET VALUE
$2,722,158
4% AboveMARKET VALUE
SUMMARY
This Hybrid Investment Opportunity is listed at $2,858,000, positioned slightly above the $2,722,159 Fair Market Value. As a Brand-New Construction with a 2027 completion, this property features a 4BD/3BA main residence and an attached 1BD/1BA ADU, offering exceptional versatility for rental income or multigenerational living. While the local school ratings are modest, the home’s modern design and prime Silicon Valley location near major tech employers ensure long-term desirability. This is an ideal acquisition for Buy-and-Hold Investors or Owner-Occupants seeking a flexible, high-end living space.
Estimated Market Value
$2,722,158
Based on Realkey algorithm analyzing recent comparable sales in Sunnyvale.
Comparable Sales Map
Comparables within 1 miles sold in recently
Map unavailable.
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 298 W Duane Avenue Subject 5 bd · 4 ba · 2,447 sqft · $1,112 | $2,858,000* List Price | 5 | 4 | 2,447 | $1,112 | - |
A 644 Johanna Avenue Sold 6 bd · 5 ba · 2,696 sqft · $994 · 0.9 mi | $2,680,000 | 6 | 5 | 2,696 | $994 | 0.9 mi |
B 225 W Ferndale Avenue Sold 3 bd · 3 ba · 1,684 sqft · $1,217 · 0.3 mi | $2,050,000 | 3 | 3 | 1,684 | $1,217 | 0.3 mi |
C 566 Maple Avenue Sold 3 bd · 3 ba · 1,549 sqft · $1,405 · 0.5 mi | $2,177,000 | 3 | 3 | 1,549 | $1,405 | 0.5 mi |
D 561 Worley Avenue Sold 3 bd · 2 ba · 1,510 sqft · $1,425 · 0.6 mi | $2,151,000 | 3 | 2 | 1,510 | $1,425 | 0.6 mi |
E 747 Madrone Avenue Sold 3 bd · 3 ba · 1,491 sqft · $1,422 · 0.3 mi | $2,120,000 | 3 | 3 | 1,491 | $1,422 | 0.3 mi |
F 598 Madrone Avenue Pending 6 bd · 5 ba · 2,918 sqft · $1,234 · 0.1 mi | $3,599,999 List Price | 6 | 5 | 2,918 | $1,234 | 0.1 mi |
* Subject property listed price vs sold prices of comps.
Condition Analysis
See Full ReportOVERALL CONDITION SCORE
Excellent
TeardownExcellent
Property is new construction or fully renovated.
Brand-new construction with an estimated completion in 2027. As a new build, all systems (HVAC, electric, plumbing) and structural elements are new, and the kitchen and baths feature modern, premium finishes and high-end appliances.
PROSSTRENGTHS & OPPORTUNITIES
- Versatile Living Space
The property features a main 4BD/3BA residence plus an attached 1BD/1BA ADU, providing exceptional flexibility for rental income, multigenerational living, or a private home office.
- Modern New Construction
As a brand-new build with a 2027 completion, the home offers contemporary design elements like high ceilings and skylights, plus the rare opportunity for early buyers to personalize select finishes.
- Prime Silicon Valley Location
Centrally located in Sunnyvale, the property offers convenient proximity to major tech employers, Downtown Sunnyvale, and Fair Oaks Park, ensuring strong long-term desirability.
CONSRISKS & DEFICIENCIES
- MLS Listing Discrepancy
Living area discrepancy between mls listing and other public or private record. mls listing living area = 2447, other record living area = 1022. Bedroom count discrepancy between mls listing and other public or private record. mls listing bedroom count = 5, other record bedroom count = 2.
- Recently Sold Property
The property was recently sold within the past year on 2026-02-06. The sold price is $1,512,500.00.
- School District Ratings
The assigned elementary and middle schools have lower ratings (4/10 and 3/10 respectively), which may be a drawback for families prioritizing high-performing public school districts.
About 298 W Duane Avenue
Discover an exceptional presale opportunity in the heart of Sunnyvale. This brand-new construction is thoughtfully designed with an estimated completion in Q1 2027. The property features a 4BD/3BA main residence (approx. 2,142 sqft) plus an attached 1 BD/1 BA (approx. 305 sqft), totaling approx. 2,447 sqft of flexible living space. Ideal for multigenerational living, rental income, or a private home office. Designed with comfort and style in mind, the home showcases high ceilings, skylights, and an open-concept floor plan that fills the interior with natural light. The chefs kitchen includes sleek cabinetry, an oversized island, and premium finishes. The primary suite opens the backyard, while a private junior suite provides additional flexibility. The attached ADU further enhances the homes versatility, perfect for rental income, a private guest retreat, or an independent living space. Conveniently located near the Kings Academy, Fair Oaks Park, Downtown Sunnyvale, and major tech employers. Construction underway. Early buyers may secure preferred pricing and personalize select finishes. Images are renderings for illustrative purposes only. Final design, materials, finishes, architecture, and landscaping are subject to change based on jurisdictional review.
Property Details
Public Facts
- Property Type
- Single Family Residence
- Year Built
- 2026
- Lot Size
- 5,825 Sq. Ft.
Interior
- Total Bedrooms
- 5
- Total Bathrooms
- 4 (4 Full, 0 Half)
Exterior & Parking
No exterior & parking available.
Utilities & Misc
- HOA Fee
- $0 / Month
Neighborhood Insights
Sunnyvale Unified Schools
Bishop Elementary School
Grades K-5 • 0.4 mi
4/10
Columbia Middle School
Grades 6-8 • 0.5 mi
3/10
Fremont High School
Grades 9-12 • 2.7 mi
7/10
Sensitive Facilities
No sensitive facilities data found.
Neighborhood Comparison
| Feature | Subject | Average Home |
|---|---|---|
| Beds | 5.0 | 3.5 |
| Baths | 4.0 | 2.0 |
| Square foot | 2,447 | 1,680.494 |
| Lot Size | 5,825 | 6,449.483 |
| Price | $2.86M | $2.77M |
| Price per sq ft | $1.2K | $1.5K |
| Built year | 2026 | 1959 |
| HOA | $0 | $125 |
| Days on market | 178 | 31 |
Pricing History
Listed for Sale
Apr 29, 2026
$2,858,000
Initial Listing
Sold
Feb 6, 2026
$1,512,500
Public Record
Sold
Jul 30, 2025
$1,440,000
Public Record
Sold
Apr 22, 2008
$2,000
Public Record
Sold
Nov 4, 2003
$356,500
Public Record