The Inn at Union Square 440 Post Street

San Francisco, CA 94102

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The Inn at Union Square
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Alex Lee-Bull
Lic: 02114476
AL
Lauren Lamb
Lic: 02132696
LL
The Inn at Union Square features 30 guestrooms and 2,995 SF of commercial space. Located in the Union Square area, the property operates as a boutique hotel and benefits from an efficient layout and a central location within San Francisco.

ADDRESS: 440 Post Street, San Francisco, CA
OPENED: 1910
LAND AREA: 3,349 SF
APN: 0296-007
ZONING: C3G
ROOMS: 30
STORIES: 6
COMMERCIAL SPACE: Ground Floor: 2,555 SF
Mezzanine: 440 SF 
Total: 2,995 SF

FOOD & BEVERAGE: Complimentary breakfast
MEETING SPACE: ~385 SF
PARKING:   Valet
OWNERSHIP INTEREST: Fee Simple
LABOR: Non-Union
MANAGEMENT: Unencumbered
BRAND: Unencumbered
Irreplaceable Union Square Location - The Inn at Union Square benefits from a premier Union Square location within walking distance of Moscone Center, Chinatown, the Financial District, and major transit connections, positioning it at the center of San Francisco’s key tourism, business, and convention demand drivers. The property is also surrounded by luxury retail and ongoing neighborhood investment, including flagship stores from Zara, Apple, and Chanel. 

Opportunity to Integrate Commercial Space - The property includes approximately 2,995 SF of vacant commercial space that offers significant value-add potential through retail, co-working, or experiential uses. Its flexible layout and prominent location create opportunities to generate additional revenue while enhancing the overall guest experience. 

Well-Positioned Boutique Hotel in the Heart of Union Square - The property's 30-room boutique scale supports premium revenue opportunities through buyouts, corporate retreats, and group bookings, while maintaining an efficient operating model with limited food and beverage requirements. Investors also have opportunities to improve ADR and RevPAR through revenue management strategies and activation of the vacant commercial space.

Top-Performing Lodging Market with Double Digit RevPAR Growth - ​​​​​​​San Francisco's lodging market is benefiting from strong demand driven by AI-sector growth, convention activity, and limited hotel supply, resulting in ~12% RevPAR growth in 2025. The Inn at Union Square has also experienced RevPAR growth, with additional upside potential as it narrows the performance gap with its competitive set.

The Rise of Founder & Hacker Houses in San Francisco: Alternative Use Case - The combination of 30 guestrooms and nearly 3,000 SF of flexible space creates a unique opportunity for founder houses, innovation communities, startup residences, and event-driven ownership models. The independent, non-union operation provides flexibility to support co-working, programming, retreats, and community-oriented uses aligned with San Francisco’s growing AI ecosystem. 

High-Barrier-To-Entry San Francisco Lodging Market - San Francisco remains one of the most supply-constrained urban hotel markets in the country, with new development limited by high construction costs and entitlement challenges. Long-term lodging demand continues to be supported by tourism, conventions, technology employment, and ongoing revitalization efforts in Union Square and downtown. 

Value-Add Potential - The asset offers multiple avenues to increase profitability, including property upgrades, repositioning opportunities, enhanced branding, and stronger revenue management practices. Ownership can pursue an independent strategy or affiliate with a soft brand while preserving the hotel's boutique character and improving market reach.

Sale Price

Contact Broker For Pricing
Get in touch
Alex Lee-Bull
Lic: 02114476
AL
Lauren Lamb
Lic: 02132696
LL