Offices For Lease in Pioneer Building

Pioneer Building

600 1st Ave, Seattle, WA, 98104, United States

25 People

$ 56 to $ 5,501

96 ft2

Built in 1892, the Pioneer Building housed mining companies during the Klondike Gold Rush and Seattle’s first speakeasy during Prohibition. The Richardsonian Romanesque-style building earned National Historic Landmark status in 1978 and borders Pioneer Square Park. A flagship property for Expansive on the West Coast, it offers six floors of stunning workspace with hardwood floors, cast iron columns, and a large center atrium lit by skylights running the length of the building.

1 minute walk

2nd Ave & James St

3 minute walk

Pioneer Square Station

Building Summary

Expansive has 10 private offices and 1 virtual office available to rent in 600 1st Ave, Seattle, WA, 98104, United States as at 14 November 2025. They have offices ranging in size from 1 to 25 people.

Building Facilities

Air Conditioning

High Speed Lift

After Hour Security

Bike Storage Available

B Grade Building

Disabled Access

7 Floors

11 options in Pioneer Building

1 Person Private Office

$ 421 /month

was $ 421 /month

Details

1 Person Virtual Office

$ 55 /month

was $ 61 /month

Details

2 Person Private Office

$ 527 /month

was $ 527 /month

Details

4 Person Private Office

$ 721 /month

was $ 721 /month

Details

6 Person Private Office

$ 943 /month

was $ 943 /month

Details

8 Person Private Office

$ 1,200 /month

was $ 1,200 /month

Details

12 Person Private Office

$ 2,699 /month

was $ 2,999 /month

Details

13 Person Private Office

$ 2,899 /month

was $ 3,221 /month

Details

20 Person Private Office

$ 4,299 /month

was $ 4,777 /month

Details

23 Person Private Office

$ 4,999 /month

was $ 5,554 /month

Details

Location Map

600 1st Ave, Seattle, WA, 98104, United States

Explore the Vicinity

Trains

Sounder Station - South Entrance(8 mins walk)
Tukwila Station(4 hours 10 mins walk)

Buses

2nd Ave & James St Station(1 min walk)
2nd Ave & Cherry St Station(1 mins walk)

Airports

Seattle Lake Union SPB (LKE)(4 km drive)
Seattle Boeing Fld (BFI)(10 km drive)

Bars

Merchant's Cafe and Saloon(1 min walk)
Bill Speidels Underground Tour(1 min walk)

Cafes

Cocoa Banana(2 mins walk)
Caffé D'arte - Pioneer Square Café.(1 min walk)

Gyms

Bodytonic Pilates(2 mins walk)
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Workspace Overview

Every Expansive workspace is designed to help our clients do their best work. From high-speed internet and 24/7 secure access to fully furnished offices and versatile meeting rooms and day offices, our buildings offer everything you need to stay productive and connected. Coworking lounges, community kitchens, and private phone booths make it easy to work your way, while thoughtful touches like outdoor spaces, bike storage, and dedicated Mother's rooms bring comfort and balance to the workday. The Expansive app keeps you plugged into your community with effortless meeting room booking, building updates, and event news all in one place. With our onsite Community Management team ready to help, every detail is taken care of so you can focus on what matters most. And with a nationwide network of Expansive locations, you’ll always have a professional place to work wherever business takes you.

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