Sound Transit Authorizes West Seattle Property Acquisitions

The transit agency board approved land rights for 64 parcels to advance the upcoming West Seattle Link Extension project.

Updated on Oct. 26, 2026 in Residential

Isometric editorial illustration showing weathered wooden survey stakes in damp earth, representing infrastructure planning for the West Seattle transit project. — Sound Transit's board authorized land rights for 64 parcels on Tuesday, moving forward with the $5 billion West Seattle Link Extension project. AI Illustration. Upload story photo >

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The Sound Transit board voted on October 22, 2026, to authorize the acquisition of property rights across 64 parcels for the West Seattle Link Extension. This action includes three full purchases, one partial acquisition, and various easements required for the project.

Why it matters

These acquisitions are essential to clear the path for the transit extension, which is currently estimated to cost between $4.9 billion and $5.3 billion. The project aims to improve regional connectivity, with service to West Seattle targeted for 2035.

The West Seattle property acquisition budget increased by $765 million in August 2026. Board policy mandates that 80 percent of suitable surplus property be offered to nonprofit or government developers for housing.

The players

Sound Transit

This regional transit agency is responsible for planning and building high-capacity transit systems, including the light rail network across the Puget Sound area.

Seattle Office of Housing

This municipal department manages the city's investment in affordable housing, including the allocation of sites transferred for future development.

BRIDGE Housing

This non-profit organization develops and manages affordable housing communities across the Western United States.

The details

The authorization process allows Sound Transit to utilize eminent domain should voluntary negotiations fail to secure the necessary land. One household and one commercial tenant are currently slated for relocation as a direct result of these property rights acquisitions.

October 22, 2026: The Sound Transit board voted to authorize the property acquisitions.
2035: Sound Transit service is scheduled to begin for the West Seattle Link Extension.

Culture Shift

The agency is balancing the immediate need for infrastructure expansion against a long-term commitment to public land use for affordable housing development. This strategy contrasts with historical practices where significant revenue was forgone through various site transfers.

Residents and business owners in the affected parcels will be impacted by the relocation process and the eventual transition of land to transit use. Over the long term, the extension aims to provide new commuting options for West Seattle residents as the 2035 service launch approaches.

The takeaway

The move underscores the significant budgetary and logistical hurdles inherent in large-scale urban transit projects. Homeowners and tenants in active development corridors should monitor agency board meetings for updates on land acquisition timelines and potential relocation assistance programs.