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  1. Commercial Properties
  2. CA
  3. Santa Rosa
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For Sale

100 B St

100 B St, Santa Rosa, CA 95401

Centrally located in downtown Santa Rosa, directly across from Santa Rosa Plaza. The property offers exceptional accessibility with immediate proximity to US Highways 101 and 12. Tenants benefit from close access to public transit, nearby bus routes, and multiple public parking garages within one block. Surrounded by a full complement of dining, retail, financial, hospitality, and government services, the location supports a professional, client-oriented office environment with strong visibility, convenience, and walk-to amenities.Offered for sale is a strategically located, Class B, downtown office building with significant repositioning and reuse potential. 100 B Street is a four-story office property designed for multi-tenant occupancy, currently demised across multiple suites and rentable spaces, and can be delivered fully vacant to accommodate a buyer’s operational timeline and redevelopment strategy. Centrally positioned in Santa Rosa’s core commercial district, immediately adjacent to major retail, civic services, transit, and hospitality amenities. Walking distance to Santa Rosa Plaza, public parking garages, and the downtown transit mall — delivering high pedestrian visibility and accessibility. Easy access to US Highway 101 and Highway 12 connections, enhancing regional connectivity.The building is a well-located, multi-tenant professional office building in the heart of downtown Santa Rosa, offering flexible leasing opportunities for a wide range of office users. The four-story building features an attractive common lobby, efficient floor plates, and suites with abundant natural light, allowing for configurations that accommodate private offices, conference rooms, and open work areas.

Key features

  • ±48,000 SF multi-story office building located in the heart of Downtown Santa Rosa
  • Adaptive reuse potential for nonprofit, educational, healthcare, or social service users
  • Centralized core and vertical circulation, supporting efficient multi-tenant or single-user layouts
  • Compelling downtown infill asset with long-term upside driven by zoning flexibility and location fundamentals
  • Core Mixed Use (CMU) zoning, permitting a broad range of office, residential, civic, institutional, and mixed-use applications
  • Currently demised for multiple tenants, allowing for phased occupancy, re-tenanting, or full repositioning
  • Downtown, transit-oriented location within walking distance of Santa Rosa Plaza, restaurants, and civic amenities
  • Excellent regional access via Highway 101 and Highway 12 corridors
  • Flexible floor plates capable of accommodating both private office layouts and open-plan configurations
  • Ideal for government, municipal, or NGO occupancy, including administrative offices, service centers, or program facilities
  • Institutional-quality construction suitable for long-term ownership and mission-driven users
  • Located in Santa Rosa’s primary commercial and civic district, surrounded by public and private investment
  • Offered with the ability to deliver vacant, providing immediate control and flexibility for a new owner
  • Opportunity for owner-user or single-tenant conversion, reducing operating complexity
  • Potential for partial or full redevelopment subject to zoning and entitlements
  • Proximity to public parking garages and street parking, supporting employee and visitor access
  • Strong alignment with City of Santa Rosa planning goals encouraging downtown activation and mixed-use development
  • Suitable for grant-funded or public-private partnership acquisition strategies
  • Vacant-delivery option reduces lease-up risk and accelerates repositioning timelines
  • Walkable urban setting attractive to workforce-oriented tenants and community-serving organizations
Want more info on this listing?

Reach out to the broker for more info on lease terms and amenities

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Contacts

broker
Nick Egide

Meridian Commercial

Building Details

  • For Sale Subject to Offer
  • Property Type Office - General Office
  • Property Size 48,870 SF
  • Lot Size 0.37 Acre
  • Building Class B
  • Year Built 1988
  • Date Updated May 16, 2026

Attachments

  • Property Brochure 1 ()opens in new window
  • Property Brochure 2 ()opens in new window

Getting Around

  • Walk Score ®

    Walker's Paradise (96)
  • Transit Score ®

    Good Transit (50)
  • Bike Score ®

    Very Bikeable (78)
Powered by Walk Score ®

Location

  • City Santa Rosa, CA
  • Neighborhood Julliard Park
  • Zip Code 95401
  • Market San Francisco
  • Map
  • Street

Points of Interest

Rohnert Park

6.33 miles

Cotati

7.47 miles

EVgo

0.20 miles

Electrify America

0.20 miles

Arco

0.55 miles

Chevron

0.59 miles

Speedway Express

0.68 miles

Shell

0.70 miles

7-Eleven

0.78 miles

Gas & Mart

0.97 miles

West College Gas & Mart

0.98 miles

D Street Garage

0.14 miles

Santa Rosa Plaza Shopping Center

0.18 miles

3rd Street Garage

0.19 miles

3rd and Morgan Lot

0.22 miles

5th and Morgan Lot

0.26 miles

Garage Three

0.34 miles

Depot Lot

0.39 miles

Brookwood Park And Ride

0.80 miles

Don Zumwalt Parking Pavillion

1.13 miles

Hertz

0.76 miles

Splash

0.79 miles

Easy Breezy

1.00 miles

Splash Express

2.67 miles

Chevron

5.19 miles

Shell

5.30 miles

The Tidal Wave

6.41 miles

Ace

7.03 miles

Avis

7.03 miles

Surf City Squeeze

0.14 miles

Townes Restaurant & Bar

0.15 miles

Miso Good

0.15 miles

Tex Wasabi's

0.15 miles

Thai House

0.15 miles

Augie's French

0.16 miles

La Fondita Downtown

0.17 miles

Perch + Plow

0.17 miles

Auntie Anne's

0.18 miles

Grocery Outlet

0.71 miles

Lola's Supermarket

0.74 miles

Imwalle Gardens

0.97 miles

LeBallister's

1.28 miles

Marshalls

1.38 miles

Trader Joe's

1.43 miles

Community Market

1.45 miles

Target

1.47 miles

Big Lots

1.51 miles

Santa Rosa Memorial Hospital

0.83 miles

Santa Rosa Community Health Dental Campus

1.04 miles

Concentra Urgent Care

1.15 miles

Santa Rosa Community Health Dutton Campus

1.31 miles

CVS Pharmacy

1.54 miles

Dollar Drug

1.54 miles

Santa Rosa Fire Department Fire Station #11

1.57 miles

Sonoma County Indian Health Project

1.60 miles

Sutter Health

1.65 miles

100 B St Listing Summary

  • What is the asking price at 100 B St?

    The asking price for 100 B St is currently available on demand. Contact the listing broker for details.

  • What is the total size of 100 B St?

    100 B St has a total of 48,870 square feet.

  • What is the year built for 100 B St?

    The year built for 100 B St is 1988.

Contact Listing Broker
broker
Nick Egide

Meridian Commercial

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