643 Main Street, Sausalito, CA 94965

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$1,250,000

bedrooms

bathrooms

square feet

1,690

Acreage

0.0737

Open Houses

year built

1898

Full Baths

Half Baths

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Set in fabulous Old Town with bay views, this Sausalito duplex presents a rare opportunity for investors, contractors, or buyers seeking a value-add property with exceptional upside potential. The upper unit features 2 bedrooms and 1 bath, while the lower unit offers 1 bedroom and 1 bath, creating flexible possibilities for rental income, multi-generational living, or future renovation plans. Ideally positioned near shops, dining, waterfront attractions, and transportation, the property combines location, views, and potential in one compelling package. Sold as-is.

Location
Subdivision	Old Town
County	Marin
Elementary School	-
Middle School	-
High School	-

Driving directions

Open houses

None scheduled.

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MLS number: 326045567

Listing agent: Justin J. O'Reilly #02170089

Listing broker: Compass

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Last update: Wednesday, May 27 2026 at 3:42 a.m. EDT

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