Interbay Building

3401 Thorndyke Avenue West, Seattle, WA 98119

Property Information

  • For Lease $18.00/SF/YR
  • Property Type Office - General Office
  • Property Size 55,106 SF
  • Lot Size 1.38 Acre
  • Parking Spaces Avail. 154
  • Parking Ratio 2.81 / 1,000 SF
  • Property Tenancy Multi-Tenant
  • Building Class C
  • Year Built 1946
  • Date Updated May 20, 2026

Description

The Interbay Building totals 55,106 square feet of general office space constructed in 1946. The property sits on 1.38 acres and includes 154 parking spaces, providing a ratio of 2.81 spaces per 1,000 square feet. Classified as Class C, the building accommodates a range of office tenants and uses. The property is situated in the Interbay neighborhood of Seattle, positioned between the Ballard Bridge to the north and the West Seattle Bridge to the south. Access to Interstate 5 is readily available, connecting the site to regional employment centers and transportation corridors throughout the Puget Sound area. The location offers proximity to major waterfront districts and established commercial zones within the city.

1 Space Available

#3441

Space Type

Warehouse/Distribution

Lease Rate

$18.00/SF/YR

Total Space

19,440 SF

Additional Rent

$0.51/SF/YR

Divisible Space

19,440 - 19,440 SF

Available Date

Dec 1, 2026

Renewal Option

Yes

Sublease

No

Layout includes reception, conference room, private offices, open area, kitchenette and break room. Three walls of windows providing abundant natural light. Exclusive fenced yard area and free secured parking.

Contacts

Location

Contact Interbay Building
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