Seattle Halloween Events 2024 Calendar. Entering its fourth year in. Marking your calendar well in advance for halloween 2024 will ensure you have ample time to experiment and perfect your costumes, plan the perfect party, or coordinate fun.
โ two of the biggest events in seattle take place on september 14 and 15, with the fiestas patrias parade in south park on saturday and fiestas patrias sea mar. Need help finding some killer halloween parties in seattle?