Address
1 Helen St, San Francisco, CA
Price
$ 4,300,000
Property Attributes
- ID#ML82055931
- TypeSingle Family
- Listing Status Active
- CountySAN FRANCISCO
- CitySan Francisco
- Area8 - Downtown
- Zip94109
- Style
- Year Built2026
- Price$ 4,300,000
- Bedrooms3
- Full Bathrooms3
- Half Bathrooms2
- Sqr Footage2492
Data Source:
MLSListings Inc.
Property Description
Skip the years-long renovation and move into your custom home as soon as Spring 2027! Introducing One Helen, a rare opportunity to own a custom-quality luxury residence in the heart of Nob Hill. Located on one of San Francisco's most charming and private lanes, this shovel-ready opportunity offers the best of both worlds: an approved architectural vision with construction ready to begin, while allowing the future owner to personalize select finishes, subject to the stage of construction. Designed by acclaimed architect William Pashelinsky, this contemporary four-level home is planned for approximately 2,492 square feet with 3 bedrooms, 3 full bathrooms, 2 half bathrooms, an attached garage, and exceptional indoor-outdoor living. The thoughtful design emphasizes natural light, privacy, and effortless entertaining, featuring a chef's kitchen, luxurious primary suite, flexible fitness/media space, private garden, and expansive terraces. Just moments from world-class dining, boutique shopping, Huntington Park, the Fairmont Hotel, cable cars, and the Financial District, One Helen offers a rare opportunity to create a personalized luxury home in one of San Francisco's most iconic neighborhoods.
| Price History | |
|---|---|
| 7/30/2026 | Listed $4,300,000 |
General Features
| Heating | Heat Pump |
|---|---|
| Cooling | Other |
| Utilities | Individual Electric Meters,Public Utilities |
| Roof | Flat / Low Pitch |
| Water | Individual Water Meter,Public |
| Fireplaces | Living Room |
| Number of Garage Spaces | 1 |
| Year Built | 2026 |
| Property Subtype | Single Family Home |
| ConstructionStatus | New-To Be Built |
| Zoning Text | RM3 |
| Building Type | Detached |
| County | San Francisco |
| Property Type | Residential |
| Full Baths | 3 |
| Special Listing Conditions | Not Applicable |
| Status | Active |
| City | SAN FRANCISCO |
| MLS Area | 8 - Downtown |
| Lot Size Units | Square Feet |
| Listing Agent State License | 01971379 |
| Virtual Tour | https://homes.bianchigroupdevelopers.com/one-helen |
Interior Features
| Family Room | No Family Room |
|---|---|
| Dining Room | Dining Area in Living Room |
| Living SqFt | 2492 |
| Fireplace Y/N | Yes |
| Half Baths | 2 |
| Total Bedrooms | 3 |
Exterior Features
| Parking Features | Attached Garage |
|---|---|
| Horse Property | No |
| Lot Size Area | 1271.00 |
| Maximum Lot Size | 1271.00 |
| Sewer/Septic | Sewer - Public |
| Foundation Details | Other |
| Building Area Total | 2492 |
Amenities
- Foreclosure
- Views
- Short Sale
- New Construction
- Adult 55+
- Lease To Own
- No HOA Fees
- Furnished
- Primary On Main
- Air Conditioning
- Seller Finance
- Green
- Fixer Upper
- Horse
- Golf
- Fireplace
- Deck
- Garage
- Basement
- Pool
Property vs Single Family Average in 94109
Price
Year Built
Visits
Last updated: September 22, 2026 4:30 PM UTC Property Information © 2026 
All measurements and all calculations of area are approximate. Information provided by Seller/Other sources, not verified by Broker. All interested persons should independently verify accuracy of information. Provided properties may or may not be listed by the office/agent presenting the information. Data maintained by MetroList© may not reflect all real estate activity in the market.
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MetroList CA data last updated: September 22, 2026 3:47 PM UTC 
Bay East ©2026. CCAR ©2026. bridgeMLS ©2026. Information Deemed Reliable But Not Guaranteed. This information is being provided by the Bay East MLS, or CCAR MLS, or bridgeMLS. The listings presented here may or may not be listed by the Broker/Agent operating this website. This information is intended for the personal use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data last updated at September
