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851 Irwin St
San Rafael, CA 94901 Montecito-Happy Valley

$190 - $5,059 USD/MO

Office For Lease  •  80+ SF

Property Details

  • Property Type Office
  • Year Built 1982
  • Total Building Size 27,731 SF
  • Tenancy Multiple
  • Building Class B
  • Zoning T5N 50/70
80 Transit Score
70 Walk Score

5 Spaces Available

Name Space Use Size Rent Details
1st Floor Ste 105 Office 1,775 SF $34.20 USD/SF/YR
Room to work. Room to grow. Suite 105 offers a polished office layout ideal for a professional services firm, established team, or any business that needs private offices without sacrificing a collaborative feel. Multiple windowed private offices line a spacious shared corridor, each wrapped in floor-to-ceiling glass fronts with sleek black frames — giving the suite a modern, executive look while keeping the energy open and connected.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Modified Gross
  • Space Type: Relet
2nd Floor Ste 208 Office 374 SF $28.92 USD/SF/YR
Small space. Big moves. Suite 208 delivers a smart, focused workspace in the heart of San Rafael — perfectly sized for the solo practitioner, boutique firm, or growing startup that wants a real address without the overhead. A right-sized office where productivity is the only agenda.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Modified Gross
  • Space Type: Relet
2nd Floor Ste 222 Office 80 SF $28.44 USD/SF/YR
Suite 222 is the ultimate lean office — a private, dedicated space for the solo professional who just needs a focused place to get things done. No wasted square footage, no shared desks, no distractions. Just you and your work, in the heart of San Rafael.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Modified Gross
  • Space Type: Relet
2nd Floor Ste 223 Office 151 SF $27.36 USD/SF/YR
Compact, polished, and priced to perform — Suite 223 is a 151 SF private office tucked into one of San Rafael's most accessible business addresses. Whether you're launching solo, running lean, or need a quiet professional base away from the home office, this suite delivers a clean, focused environment without the overhead of a larger footprint.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Modified Gross
  • Space Type: Relet
2nd Floor Ste 225B Office 132 SF $30.96 USD/SF/YR
Suite 225B is a sharp little office for the professional who knows exactly what they need — a private space with a real address in San Rafael, without paying for square footage they'll never use. Ideal for a solo practitioner, therapist, consultant, or anyone building something great one focused day at a time.

  • Date available: Now
  • Lease term: Negotiable
  • Service type: Modified Gross
  • Space Type: Relet

Description

851 Irwin Street is a 29,923-square-foot, three-story office building in the heart of San Rafael, offering strong street presence along Irwin Street and 59 on-site parking spaces. The building features a flexible floor plan comprising small- and mid-sized office suites, well-suited for businesses seeking to grow, scale down, or stabilize operations. 

Tenants enjoy a range of shared amenities, including exterior decks, a welcoming lobby, elevators, conference rooms, and a communal kitchen, all supported by building-wide Wi-Fi and ample parking for added convenience and connectivity.
       
The property was recently acquired by an experienced real estate ownership group that completed a comprehensive renovation of both the building and grounds. Capital improvements included HVAC modernization, elevator upgrades, roof restoration, and enhanced security and safety systems, along with refreshed interiors featuring new flooring, updated lighting, and the addition of modern common areas.
      
Centrally located just off Highway 101 and directly across from the San Rafael Transit Center, 851 Irwin Street delivers exceptional regional accessibility. The surrounding area offers walkable access to daily conveniences such as Starbucks, Whole Foods, Trader Joe’s, Petco, and numerous restaurants, as well as the San Rafael SMART rail station. With convenient freeway access, flexible short-term lease options, and hands-on on-site management, the property offers a highly functional, lifestyle-oriented office environment.

Highlights

851 Irwin Street has one remaining suite available, comprising 1,775 square feet with an efficient layout filled with abundant natural light.
Walkable to nearby national retailers, including Whole Foods, Trader Joe’s, Chipotle, Petco, KFC, Taco Bell, Starbucks, and Sunset Beach Spa.
Prospective tenants have short-term lease options and a negotiable tenant improvement allowance to customize suites to fit any business need.
Situated in the heart of San Rafael, it prominently offers high visibility and excellent access to Highway 101 and the San Rafael SMART Station.
On-site amenities include exterior decks, an inviting lobby, elevators, a communal kitchen, conference rooms, ample parking, and Wi-Fi.

Major Tenants

Tenant SF Occupied Lease End Date
Berkshire Hathaway Drysdale Properties
Cal Coordinators 11/26/2025
Fair Housing Advocates of Northern California 8/1/2029
Golden Gate Center for Spiritual Living 12/9/2024
Howard Foster & Co
Mary Hada
Ramone Yaciuk Rolfing
Recover
State Farm Insurance
United Markets

Public Transportation

Commuter RailDriveWalkDistance
1 min 3 min 0.1 mi
6 min - 2.8 mi
AirportDriveWalkDistance
San Francisco International 50 min - 30.8 mi
Metro Oakland International 42 min - 31.0 mi

Parking Details

Parking Available: Yes
Reserved: No
Spaces Provided: 59
Type: Surface
Included in Rent: Yes
James Kilpatrick 628-888-6472 NAI Northern California
James Kilpatrick 628-888-6472 NAI Northern California