1155 Market St
San Francisco, CA 94103 SoMa

• Unit Size: 112,750 SF
• Condo Use: Office
• Price: Price Upon Request
• Sale Type: Investment or Owner User

Description

112,570-square-foot condominium interest in 1155 Market Street, also known as The Lighthouse Building (the “Property”), in the Civic Center submarket of San Francisco, California.

Sale Notes

Colliers, in conjunction with RI Marketplace, is pleased to present the opportunity to acquire a 112,570-square-foot condominium interest in 1155 Market Street, also known as The Lighthouse Building (the “Property”), in the Civic Center submarket of San Francisco, California.

Auction Page: https://rimarketplace.com/auction/3181/office/san-francisco/ca

Formerly occupied by a single tenant, two new leases were executed bringing occupancy to 30% and a weighted average lease term of 7.19 years. With another 75,000 square feet of available space, 1155 Market presents a user with the opportunity to occupy and fully customize a new headquarters location. Additionally, the in-place income enables
investors more flexibility with existing cash flow to carry the asset through a lease-up period.

Located in the Civic Center submarket, the Property sits within one of San Francisco’s most supply-constrained office districts. With no new deliveries since 2012, the area has demonstrated resilience and continued demand from government, institutional, and non-profits tenants. 1155 Market is well positioned to benefit from the city’s growing role in the AI and technology economy. In Q1 2026, the Bay Area attracted over 80% of U.S. venture capital funding, with San Francisco accounting for nearly 60% of global AI investment in 2025. 

With proximity to Civic Center institutions, theaters, and a variety of dining options, along with excellent access to BART, Muni, and multiple bus lines, 1155 Market presents a distinctive opportunity for an investor or owner/user to acquire an asset with longterm potential in the heart of San Francisco.