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401 Mendocino Ave
Santa Rosa, CA 95401 Outer Santa Rosa

$1.95 USD/SF/MO

Office For Lease  •  100+ SF

Property Details

  • Property Type Office
  • Year Built 1985
  • Total Building Size 22,274 SF
  • Tenancy Multiple
  • Building Class B
  • Zoning C2, Santa Rosa
50 Transit Score
80 Walk Score

1 Space Available

Name Space Use Size Rent Details
2nd Floor Ste Office 100-4,177 SF $1.95 USD/SF/MO 
Premier Space for Lease in Historic Downtown Santa Rosa. Discover the ideal workspace in the historic Upton Building, built in 1913, located in the heart of downtown Santa Rosa. The space could serve a variety of needs, from office space for a creative agency, architect, financial planners, to wellness center, beauty salon, or more. We are offering a spacious 4,177 Sq. Ft. suite that features a conference room, multiple private offices, a fully-equipped kitchen, and shared bathroom facilities. With street access, this space offers both convenience and visibility, making it perfect for businesses looking to establish or expand their presence. Key Features: - 4,177 Sq. Ft. office suite - Conference room and multiple smaller offices - Kitchen and shared bathroom facilities - Street access in prime downtown location - Utilities and janitorial services included - Flexible lease terms - Option for build-out to suit tenant needs. Additional smaller office spaces are also available to accommodate businesses of various sizes. PLEASE CONTACT Califa Witsch 707-321-5052 FOR MORE DETAILS.

  • Date available: Now
  • Lease term: 5 Years
  • Service type: Modified Gross
  • Built out as: Standard Office
  • Space Type: Relet

Description 

Located in the heart of historic downtown Santa Rosa, the iconic Upton Building at 401 Mendocino Ave / 555 5th St offers a variety of professional office suites for lease ranging from approximately 150 SF to 3,000 SF. Built in 1913, this character-rich building blends historic charm with flexible workspace options ideal for a wide range of businesses including creative agencies, architects, attorneys, therapists, financial planners, wellness professionals, beauty services, and more.

Available spaces include private offices, collaborative suites, and larger multi-office configurations, with select suites featuring conference rooms, kitchenettes, and street frontage. The building offers flexible lease terms and opportunities for tenant improvements or custom build-outs to suit your business needs.

Property Features:

Suites ranging from ±150 SF to ±3,000 SF

Historic downtown Santa Rosa location

Flexible office layouts and lease terms

Utilities and janitorial services included

Shared restroom facilities

Conference rooms and kitchen areas in select suites

Street access and strong visibility for select spaces

Walkable to restaurants, coffee shops, courthouse, and downtown amenities

Whether you are a solo professional seeking a private office or a growing company looking for a larger headquarters space, the Upton Building offers flexible options in one of Santa Rosa’s most recognizable historic properties.

For leasing information or to schedule a tour, please contact:

Califa Witsch
Luxe Places International Realty
707-321-5052
califawitsch@gmail.com

Highlights

With street access, this space offers both convenience and visibility
PLEASE CONTACT Califa Witsch 707-321-5052 FOR MORE DETAILS.

Amenities

  • Kitchen
  • Natural Light
  • Air Conditioning

Public Transportation

Commuter RailDriveWalkDistance
Smart Santa Rosa Downtown (Main Line - Sonoma Marin Area Rail Transit) 2 min 10 min 0.6 mi
Smart Santa Rosa North (Main Line - Sonoma Marin Area Rail Transit) 5 min - 2.2 mi
AirportDriveWalkDistance
Charles M Schulz - Sonoma County 13 min - 8.3 mi
Tom Larson 707-433-8000 Luxe Places International Realty
Tom Larson 707-433-8000 Luxe Places International Realty