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$4,300,000
46 Days On Site

1 Helen Street
San Francisco, CA 94109

For Sale|Single Family Residence|Active
3
Beds
5
Total Baths
3
Full Baths
2
Partial Baths
2,492
SqFt
$1,726
/SqFt
2026
Built
County:
San Francisco
Listed by Raeanna Reudy of Compass raeannareudy@compass.com
Call Now: (800) 215-5000
Is this the listing for you? We can help make it yours.
(800) 215-5000
1 Helen Street1 Helen Street1 Helen Street1 Helen Street
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Mortgage Calculator

Monthly Payment (Est.)

$19,618
Calculator powered by Showcase IDX, a Constellation1 Company. Copyright ©2026 Information is deemed reliable but not guaranteed.

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.

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Listing Snapshot
Price 
$4,300,000
Days On Site 
46 Days
Bedrooms 
3
Inside Area (SqFt) 
2,492 sqft
Total Baths 
5
Full Baths 
3
Partial Baths 
2
Lot Size 
0.0292 Acres
Year Built 
2026
MLS® Number 
ML82055931
Status 
Active
Property Tax 
N/A
HOA/Condo/Coop Fees 
N/A
Sq Ft Source 
Other
Friends & Family
Recent Activity
a month agoListing updated with changes from the MLS®
2 months agoListing first seen on site
General Features
Acres 
0.0292
Attached Garage 
Yes
Garage 
Yes
Garage Spaces 
1
Parking 
Attached
Parking Spaces 
1
Property Sub Type 
Single Family Residence
Sewer 
Public Sewer
Special Circumstances 
Standard
Water Source 
Public
Zoning 
RM3
Interior Features
Cooling 
Fireplace 
Yes
Fireplace Features 
Living Room
Heating 
Heat Pump
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Exterior Features
Roof 
Flat
Community Features
School District 
San Francisco Unified
Schools
School District
San Francisco Unified
Elementary School
Unknown
Middle School
Unknown
High School
Unknown


This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. The display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, the Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.

Neighborhood & Commute
Source: Walkscore
Disclosure: Community information and market data powered by Constellation Data Labs. Information is deemed reliable but not guaranteed.
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