The Celtic Canter event in Westminster includes a 5K race starting and finishing at the Irish Festival, featuring live music, vendors, and activities for children. Participants receive refreshments and can partake in an awards ceremony. Awards are given for various age groups, and teams can compete for special prizes. Additional activities include a 0.5K fun run benefiting Crossroads Missions, providing all finishers with participation medals and snacks. The event also hosts a 1-Mile Leprechaun Chase for fun and awards.