Trick-Or-Treating The Town of Poolesville is not encouraging trick-or-treating due to the ongoing coronavirus pandemic. While going house to house is not recommended, if people do so, they should stay in groups of household members only. Prev 1of6 Next + Add to Google Calendar + iCal export 00 days 00 hours 00 minutes 00 seconds Date Oct 31 2021 Time 6:00 pm - 9:00 pm Cost Free! Location Town of Poolesville Poolesville, Maryland Share this event Other Events in PoolesvilleParade/Race Permit Fishing Tournament SpringFest Poolesville Big Flea Friday on the Commons Annual 4th of July Fireworks Poolesville Day Community Scarecrow Contest WUMCO Walk & HarvestFest . Trick-Or-Treating Holiday Lighting Ceremony Holiday Lighting Contest