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MI Halloween event on the way

Published 12:30 pm Monday, October 20, 2025

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Mercer Island Parks and Recreation and Mercer Island Chamber of Commerce will present Trick or Treat in Town Center with participating businesses from 3:30-5:30 p.m. on Oct. 31. Trick-or-treaters can look for the ghost decal in the businesses’ windows. A map and listing of businesses can be found at: <a href="http://www.mercerisland.gov/halloween" target="_blank">www.mercerisland.gov/halloween</a>. Pictured are participants in last year’s event. Reporter file photo

Mercer Island Parks and Recreation and Mercer Island Chamber of Commerce will present Trick or Treat in Town Center with participating businesses from 3:30-5:30 p.m. on Oct. 31. Trick-or-treaters can look for the ghost decal in the businesses’ windows. A map and listing of businesses can be found at: www.mercerisland.gov/halloween. Pictured are participants in last year’s event. Reporter file photo