Send your event info to glen.gower@ottawa.ca September 2025 September 13: Butter Tart Festival The Market at the Barn will be hosting the fourth annual Butter Tart Festival, Stittsville’s Sweetest Day, from 10:00 A.M. – 2:00 P.M. There will be plenty of butter tart options, including gluten free, dairy free, nut free, and even 100% vegan … Continue reading Upcoming events in Stittsville