
Flexible, full-floor office spaces available for lease in Seattle's innovation corridor
1121 NE 45th St, Seattle, WA

Flexible, full-floor office spaces available for lease in Seattle's innovation corridor
1121 NE 45th St, Seattle, WA
MODERN OFFICE SPACE IN SEATTLE’S INNOVATION HUB
Surrounded by innovation, connectivity, and one of the region’s strongest talent pipelines, the WSECU Building offers a premier Class A office opportunity in Seattle’s vibrant U-District. Directly across from UW Tower and minutes from the light rail, the building combines visibility, access, and flexibility for today’s workplace.
Ready for immediate build-out to create your custom space
One and a half blocks from the U District Link Light Rail Station
Immediate proximity to the University of Washington campus
Exceptional natural light and window lines
Attractive landlord TI allowance for 7–10 year lease terms
Onsite parking and community meeting room on ground floor
|
50,000 SF
Available |
|
|
97
Walk Score |
|
|
±10,500 SF
Avg Floor Plates |
DESIGN WITHOUT COMPROMISE
The 10,500 SF fully customizable office spaces across floors 4-7, provide complete flexibility to create a workspace aligned around your employees, culture, and vision.
WHY SHELL SPACE WORKS
- Tailored layouts designed specifically for your workflow
- Opportunity to create a branded, one-of-a-kind environment
- Flexibility for collaboration, hybrid work, and future growth
- Ability to incorporate premium amenities and hospitality-driven design
- Efficient planning for technology, lab, creative, or specialized uses
- Higher long-term employee engagement through intentional workplace design
AMENITIES
THAT MATTER
At the heart of the WSECU Building is a bright, welcoming first floor designed to support productivity, convenience, and connection. From everyday essentials to spaces that encourage collaboration, tenants benefit from an environment that works just as hard as they do.
AVAILABILITIES
The WSECU Building currently has 50,000 SF of space available for lease across five floors. Floors 4-7 can be demised to created partial floors or may be combined for larger users.
| Suite 301 | 3,034 SF |
| Suite 302 | 1,755 SF |
| Suite 400 | 10,458 SF |
| Suite 500 | 10,473 SF |
| Suite 600 | 10,488 SF |
| Suite 700 | 10,665 SF |
AT THE CENTER OF INNOVATION & ENERGY
Situated steps from the University of Washington and connected by light rail, the WSECU building places tenants within one of Seattle’s most vibrant and talent-rich submarkets.
The surrounding neighborhood blends academic research, emerging technology, healthcare innovation, and urban amenities — creating an environment that appeals to both established companies and growing teams seeking energy, accessibility, and connectivity.
- Immediate light rail and I-5 freeway access
- Direct connectivity to Downtown Seattle, Capitol Hill, and Bellevue
- Walkable retail, dining, and neighborhood amenities
- Proximity to the University of Washington’s talent pipeline and research community
- An active, urban environment that supports recruiting and retention





