Thoughtfully designed 1924 Excelsior home offering 2,240 sq ft of versatile living space across completely separate upper and lower levels, each with its own private entrance. This classic San Francisco residence presents a rare blend of character and flexibility perfect for multi-generational living, au pair accommodations, private guest retreat, or future ADU potential. The upper level features 3 bedrooms, 2 baths, formal dining room, updated kitchen with breakfast area, and private deck access. Hardwood floors and abundant natural light throughout. The unwarranted lower level offers 1-bedroom, full bath, and open kitchen/dining/living layout with separate entrance ideal for au pair quarters, in-law suite, or future rental opportunity once permitted (buyer to verify). Located on a 2495 sq ft lot steps from Excelsior’s vibrant Mission Street corridor with shops, cafes, and services. Close to McLaren Park, Crocker Amazon Playground, public transit, and easy I-280 freeway access. Whether you’re seeking flexible family living or investment with upside, this property delivers the perfect balance of character, practicality, and location. *Some photos digitally staged with AI, original photos included
Property Details
Price:
$998,000
MLS #:
ML82031361
Status:
Active
Beds:
3
Baths:
2
Type:
Single Family
Subtype:
Single Family Residence
Listed Date:
Jan 15, 2026
Finished Sq Ft:
1,250
Lot Size:
2,495 sqft / 0.06 acres (approx)
Year Built:
1924
See this Listing
Schools
School District:
San Francisco Unified
Interior
Appliances
GO
Bathrooms
2 Full Bathrooms
Cooling
NO
Flooring
WOOD
Exterior
Construction Materials
CON
Parking Spots
1
Roof
BIT, FLTR
Financial
Map
Community
- Address631 London ST San Francisco CA
- CitySan Francisco
- CountySan Francisco
- Zip Code94112
Subdivisions in San Francisco
Market Summary
Current real estate data for Single Family in San Francisco as of Jan 22, 2026
56
Single Family Listed
377
Avg DOM
586
Avg $ / SqFt
$1,426,794
Avg List Price
Property Summary
- 631 London ST San Francisco CA is a Single Family for sale in San Francisco, CA, 94112. It is listed for $998,000 and features 3 beds, 2 baths, and has approximately 1,250 square feet of living space, and was originally constructed in 1924. The current price per square foot is $798. The average price per square foot for Single Family listings in San Francisco is $586. The average listing price for Single Family in San Francisco is $1,426,794.
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