Seattle

West Seattle Triangle Eyes All‑Night ER‑Style Clinic At Former Fauntleroy Site

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Published on April 15, 2026
West Seattle Triangle Eyes All‑Night ER‑Style Clinic At Former Fauntleroy SiteSource: Google Street View

Around the busy crossroads of the West Seattle Triangle, a long-vacant clinic at 4550 Fauntleroy Way SW could be trading dust for 24/7 emergency lights. A developer is pitching a round-the-clock emergency clinic that would fill the empty building with roughly 12,800 square feet of clinical space and offer a higher level of emergency care than the peninsula currently has. It would not function as a full hospital, but it is already raising pointed questions about zoning, street-level design and how ambulances would access the site.

What the proposal would include

Project documents filed with the city describe a roughly 12,800 square foot facility with on-site imaging and lab capabilities, dedicated ambulance access and staffing around the clock. The project team’s presentation also shows the building footprint shifted on the parcel in order to fit within zoning constraints. A health system operator has not yet been identified, according to West Seattle Blog.

Site history and environmental concerns

State cleanup records list the property as the former Franciscan Medical Clinic and identify Huling Brothers Properties as the owner. The same records describe a sub slab depressurization system that was installed in 2018 after petroleum vapors were detected on site, along with ongoing sampling and investigation, according to Washington Department of Ecology. That history means any redevelopment will likely come with environmental mitigation, monitoring and close coordination with regulators before and during construction.

Why proponents say West Seattle needs it

The project team’s presentation argues that the peninsula lacks a nearby emergency department and states that “all existing EDs require 18–38 minutes in normal traffic,” which makes closer, ambulance capable care a priority. It also notes there is “no Level I or II trauma in the peninsula,” so ambulances must cross the bridge to reach other hospitals when a serious trauma occurs, according to West Seattle Blog.

Street-level activation and city rules

One key unresolved issue is how the clinic will fit into Seattle’s street activation rules, which are usually written with retail in mind. The developer has asked city planners whether a medically focused ground floor can be exempt from the requirement for “full street-level activation,” a question that connects directly to Seattle Department of Construction and Inspections guidance on street activation and recent code changes, according to Seattle Department of Construction & Inspections.

Next steps

The project team says it is seeking clarification from the city on several zoning and design questions before it moves into formal land use and permit applications. Neighbors, planners and emergency services stakeholders are expected to track how the city navigates the tension between the site’s medical use, its environmental baggage and the neighborhood’s expectations for an active, pedestrian friendly street frontage.

Seattle-Real Estate & Development