who has the biggest st patrick's day parade
Biggest USA St Patricks Day Parades. Biggest Canadian St Patricks Day Parades. The Montreal St Patricks Day Parade had itâs first outing in 1824, MontrÃ©alâs St Patrickâs Day Parade today is one of the biggest Patrickâs Day parades in North America with an estimated 600,000 watching in downtown Montreal.