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Historic Creative Office Building
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55 Union St, San Francisco, CA 94111

Four-story vacant property supports headquarters occupancy or a multi-tenant leasing strategy.

Property Size44,976 SF
Days on Market371

Property Features for 55 Union St

General Information

Standard status Active
Size 44,976 SF
Property subtype OFFICE

Building Details

Buildings 1
Stories 4
Building Size 44,976 SF
Construction brick & timber
Listing Agency: JLL | San Francisco
Listed By: Erik Hanson · License #CA-01891096
Source: Moodyscre
Added: Aug 26, 2025 Changed: Aug 30 Last Checked: Aug 30 at 5:51PM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of JLL | San Francisco

Investment Insights

Based on property information with market context.

Located at 55 Union Street in San Francisco’s North Waterfront, this historic four-story office property contains 44,976 square feet of creative workspace. Exposed brick and timber, high ceilings, and abundant natural light define the interior character. The building is fully vacant, allowing a future occupant or ownership strategy to shape the property without existing tenancy constraints.

Efficient floor plates of approximately 10,000 square feet support either a single full-building headquarters or a multi-tenant configuration. The North Waterfront setting places the property between Jackson Square and major destinations including Coit Tower and the Embarcadero.

Key Highlights

  • 44,976‑square‑foot historic office building at 55 Union Street
  • Four stories of creative office space with exposed brick and timber
  • Approximately 10,000‑square‑foot floor plates

Property Analytics

Current Use

Porter Novelli Advertising Agency C Space San ... Advertising Agency High Road San ... Marketing & Advertising

Suggested Use

Top Pick Veterinary Clinic Nursing Home Pet Grooming Service Tanning Salon Adult Day Care Buffet

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Location Intelligence

Trade Area within ½ mile

14,089
Businesses Nearby

Demographics for 94111, CA

4,306
Population
3,050
Households
1.4
Avg Household Size
44
Median Age
65%
College-Educated
87%
High-School Grad
0.3 sq mi
ZIP Area
14,353
Density / Sq Mi
$131,343
Median Household Income
$90,965
Median Earnings
$2,334
Median Rent
$1,217,300
Median Home Value

Market

Vacancy Rate% for Office in San Francisco, CA

5.4% 2019
15.8% 2020
18.5% 2021
24.1% 2022
32.5% 2023
34.2% 2024
33.1% 2025
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Frequently Asked Questions

What type of property is this?
Office building - Four-story vacant property supports headquarters occupancy or a multi-tenant leasing strategy.
Where is this office building located?
The property is located at 55 Union St San Francisco, CA.
What are key features of this property?
This property features: 44,976‑square‑foot historic office building at 55 Union Street; Four stories of creative office space with exposed brick and timber; Approximately 10,000‑square‑foot floor plates
(415) 395-4964 Call to check price and availability
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