Venue

Open Space

Name: Open Space
Address: 18870 103rd Ave SW, Vashon, WA 98070, USA
Telephone: +1 206-408-7241

18870 103rd Ave SW, Vashon, WA 98070, USA

Gallagher Hill Open Space is an 11-acre natural area in the northeast corner of Mercer Island along Gallagher Hill Road, featuring a stream through a ravine and trails. It serves as a peaceful escape and hosts volunteer restoration events.

Upcoming events

Autumn CHRCH
Sunday, October 4, 2026 · 4:00 PM PDT · Festivals & Parades
THC.XLR
Saturday, October 17, 2026 · 7:30 PM PDT · Concert
Laura Veirs
Friday, October 23, 2026 · 7:30 PM PDT · Concert
Folklife Friday #7: Foleada
Friday, October 30, 2026 · 7:30 PM PDT · Concert
An Evening with Winona & Betty LaDuke
Saturday, November 21, 2026 · 7:00 PM PST · Lecture / Talk
Rizo + Making Movies
Friday, December 18, 2026 · 7:00 PM PST · Concert
Winter Solstice Sound Bath & Holly King Tea Ceremony
Sunday, December 20, 2026 · 7:00 PM PST · Workshop / Class

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