Mark Friday, October 30: Duwamish Costume Party is a costume party at 4705 West Marginal Way SW in Seattle, WA, from 6 PM to 8 PM. The date lands the night before Halloween. Come dressed up: costumes are encouraged. It is listed as family-friendly. Seattle has 95 other Halloween events within three days of this one.
Friday, October 30 · 6 PM – 8 PM
UTC-07:004705 West Marginal Way SW, Seattle, WA, United States, Washington 98106 | Seattle, WA
4705 West Marginal Way SW, Seattle, WA, United States, Washington 98106
It is on Friday, October 30, 2026, from 6 PM to 8 PM, the night before Halloween.
It takes place at 4705 West Marginal Way SW, Seattle, WA, United States, Washington 98106.
Yes, it is listed as a family-friendly Halloween event.
Yes, costumes are encouraged.
It runs for about 2 hours, from 6 PM to 8 PM.
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