Map of Property

Old Post Office

55 Sunnyside Ave, Mill Valley, CA 94941

  • For Lease $54.00/SF/YR
  • Property Type Office
  • Property Size 7,082 SF
  • # of Floors 1
  • Building Class C
  • Date Updated Apr 27, 2025

The Old Post Office is a 7,082-square-foot single-story Class C office building situated in Mill Valley. Its professional layout accommodates a variety of business needs, offering a straightforward workspace in a desirable location. While parking details are not specified, the property is conveniently positioned to support a range of potential tenant operations.

Nestled in Mill Valley, this office is within walking distance of excellent dining options such as Amberjack, Lam's Kitchen, and El Paseo, all approximately 0.05 miles away. The Mill Valley Inn, just 0.22 miles away, provides convenient lodging for visitors or business travelers. Nearby educational institutions like Old Mill Elementary School and Park Elementary School, both under half a mile away, enhance the area’s appeal. The Church of Our Lady Parking, located about 0.09 miles away, offers practical parking options close by.

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Spaces Available

Contacts

broker
Brian Foster

Cushman & Wakefield

broker
Drew Soltis

Cushman & Wakefield

Location

Getting Around

  • Walk Score ®

    93/100 Walker's Paradise

  • Bike Score ®

    55/100 Bikeable
Powered by Walk Score ®
  • City Mill Valley, CA
  • Zip Code 94941
  • Market San Francisco

Points of Interest

  • Larkspur

    3.38 miles

  • Marin Civic Center

    6.58 miles

  • 32nd Avenue & Geary Boulevard

    9.21 miles

  • Fillmore Street & Cervantes Boulevard

    9.27 miles

  • Fillmore Street & Bay Street

    9.33 miles

  • Cabrillo Street & La Playa Street

    9.38 miles

  • Union Street & Baker Street

    9.39 miles

  • Fillmore Street & Chestnut Street

    9.41 miles

  • Union Street & Divisadero Street

    9.47 miles

  • Fillmore Street & Lombard Street

    9.49 miles

  • Chevron

    0.68 miles

  • Fuel 24/7

    0.94 miles

  • Electrify America

    1.19 miles

  • Arco

    1.70 miles

  • Kwik-Serv

    1.81 miles

  • 76

    1.98 miles

  • VALERO

    2.02 miles

  • Mill Valley ARCO

    2.03 miles

  • ChargePoint

    2.16 miles

  • eVgo

    2.24 miles

  • Church of Our Lady Parking

    0.09 miles

  • Seminary Park And Ride

    1.90 miles

  • Alice Eastwood Group Campground

    1.95 miles

  • City of Larkspur Public Parking

    2.15 miles

  • Manzanita Park And Ride

    2.39 miles

  • Muir Woods Shuttle

    2.39 miles

  • East Peak Parking Lot

    2.40 miles

  • Phyllis Ellman Trailhead Parking

    2.96 miles

  • Bootjack day use area

    3.09 miles

  • Pantoll Trailhead Parking

    3.22 miles

  • Mill Valley Inn

    0.22 miles

  • Tourist Club

    1.47 miles

  • Mountain Home Inn

    1.74 miles

  • Travelodge Mill Valley/Sausalito

    1.77 miles

  • Tamalpais Motel

    1.87 miles

  • Acqua Hotel

    1.99 miles

  • Holiday Inn Express Mill Valley San Francisco Area

    2.22 miles

  • Muir Woods Lodge

    2.25 miles

  • Best Western Corte Madera Inn

    2.29 miles

  • Marin Suites Hotel

    2.39 miles

  • Amberjack

    0.04 miles

  • Lam's Kitchen

    0.04 miles

  • Stefano's Pizza

    0.04 miles

  • Phyllis' Giant Burgers

    0.05 miles

  • Kitchen Sunnyside

    0.05 miles

  • El Paseo

    0.06 miles

  • Prabh Indian Kitchen

    0.07 miles

  • La Playa

    0.10 miles

  • Boo Koo

    0.11 miles

  • Piazza D'Angelo

    0.16 miles

  • Old Mill Elementary School

    0.43 miles

  • Park Elementary School

    0.48 miles

  • Marin Horizon School

    0.68 miles

  • Mill Valley Middle School

    1.11 miles

  • Edna Maguire Elementary School

    1.13 miles

  • Terra Marin School

    1.27 miles

  • Tamalpais High School

    1.28 miles

  • Mt. Tam School

    1.40 miles

  • Marin Primary & Middle School

    1.74 miles

  • Golden Gate Baptist Theological Seminary

    2.43 miles

  • Bright Horizons

    0.38 miles

  • Corte Madera Montessori

    2.31 miles

  • Marin Mountain School

    2.33 miles

  • Creative Gardens Preschool and Daycare Center

    3.05 miles

  • Ross Valley Nursery School

    3.21 miles

  • Trinity Preschool

    4.24 miles

  • Gan Israel Preschool

    7.83 miles

  • Marin Formative Christian Preschool

    8.30 miles

  • Kai Ming Head Start

    9.33 miles

  • St Thomas Apostle Pre-school and Pre-k Learning Center

    9.40 miles

Frequently Asked Questions

What is the price for renting office space at Old Post Office?

The price for office space here is $54.00/SF/YR.

What type of office space is available to lease at Old Post Office?

The property includes 1 Office space. Availabilities total 7,082 square feet of office space.

Does Old Post Office have parking?
Parking information for the property isn't currently listed. However, other nearby parking options include Church of Our Lady Parking, located 0.09 miles away, and Seminary Park And Ride, which is 1.9 miles away.
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